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Bird List

Updated ~2 days ago
432 All Years 301 This Year 2024 210 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (432)

  1. Snow Goose Anser caerulescens
    # Count: 2
    Date:
    Observer: Greg Osland
    Location: Wellington SWA--Cobb Lake Unit
  2. Ross's Goose Anser rossii
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: Timnath Reservoir
  3. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Cattail Pond
  4. Brant Branta bernicla
    # Count: 1
    Date:
    Observer: Kristin Tallis
    Location: Pond at Hwy. 287 & West 71st St.
  5. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Andrew Christy
    Location: Lake Estes
  6. Canada Goose Branta canadensis
    # Count: 8
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  7. Trumpeter Swan Cygnus buccinator
    # Count: 2
    Date:
    Observer: Ed Leidig
    Location: Bud Mielke Reservoir
  8. Tundra Swan Cygnus columbianus
    # Count: 4
    Date:
    Observer: Tom Curtis
    Location: Rawhide Energy Station/Hamilton Reservoir
  9. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Fossil Creek Reservoir & Regional Open Space
  10. Garganey Spatula querquedula
    # Count: 1
    Date:
    Observer: Patricia Floyd
    Location: Boyd Lake
  11. Blue-winged Teal Spatula discors
    # Count: 10
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  12. Cinnamon Teal Spatula cyanoptera
    # Count: 4
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  13. Northern Shoveler Spatula clypeata
    # Count: 2
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  14. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: David Fraide
    Location: Duck Lake (Larimer Co.)
  15. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Cattail Pond
  16. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Duck Lake (Larimer Co.)
  17. Mallard Anas platyrhynchos
    # Count: 4
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  18. Mexican Duck Anas diazi
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Spring Canyon Community Park
  19. American Black Duck Anas rubripes
    # Count: 1
    Date:
    Observer: Joe Mammoser
    Location: North Poudre Reservoir #3
  20. Mottled Duck Anas fulvigula
    # Count: 1
    Date:
    Observer: Graham Ray
    Location: Wellington SWA--Cobb Lake Unit
  21. Northern Pintail Anas acuta
    # Count: 2
    Date:
    Observer: Hunter Griffey
    Location: Matthews-Reeser Bird Sanctuary
  22. Green-winged Teal Anas crecca
    # Count: 3
    Date:
    Observer: Cole Wild
    Location: Duck Lake (Larimer Co.)
  23. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Archer Silverman
    Location: Rawhide Energy Station/Hamilton Reservoir
  24. Redhead Aythya americana
    # Count: 15
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  25. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Lisa Gay-Milliken
    Location: Rocky Mountain NP--Sprague Lake area
  26. Greater Scaup Aythya marila
    # Count: 2
    Date:
    Observer: Eric Walters
    Location: Berthoud Reservoir Open Space
  27. Lesser Scaup Aythya affinis
    # Count: 2
    Date:
    Observer: David Fraide
    Location: Duck Lake (Larimer Co.)
  28. Harlequin Duck Histrionicus histrionicus
    # Count: 1
    Date:
    Observer: CSU Ornithologist Club Data
    Location: Estes Park
  29. Surf Scoter Melanitta perspicillata
    # Count: 1
    Date:
    Observer: Joshua Smith
    Location: Berthoud Reservoir Open Space
  30. White-winged Scoter Melanitta deglandi
    # Count: 1
    Date:
    Observer: Shelagh Tupper
    Location: 80521, Fort Collins US-CO (40.6062,-105.1161)
  31. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Andrew Monson
    Location: Lon Hagler Reservoir SWA
  32. Long-tailed Duck Clangula hyemalis
    # Count: 2
    Date:
    Observer: Bryan Tarbox
    Location: Rawhide Energy Station/Hamilton Reservoir
  33. Bufflehead Bucephala albeola
    # Count: 5
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  34. Common Goldeneye Bucephala clangula
    # Count: 2
    Date:
    Observer: Vicky Stein
    Location: Sprague Lake/Five Senses Trail, Estes Park US-CO 40.32069, -105.60328
  35. Barrow's Goldeneye Bucephala islandica
    # Count: 11
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  36. Hooded Merganser Lophodytes cucullatus
    # Count: 2
    Date:
    Observer: Daniel Tanksley
    Location: Rocky Mountain NP--Dream & Emerald Lakes
  37. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  38. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: Belle Farley Ciezak
    Location: Running Deer & Cottonwood Hollow Natural Areas
  39. Ruddy Duck Oxyura jamaicensis
    # Count: 2
    Date:
    Observer: David Fraide
    Location: Duck Lake (Larimer Co.)
  40. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Upper Beaver Meadows
  41. Greater Sage-Grouse Centrocercus urophasianus
    # Count: 1
    Date:
    Observer: Krista Kaplan
    Location: 25777 N County Road 103, Red Feather Lakes US-CO (40.9221,-105.9488)
  42. Dusky Grouse Dendragapus obscurus
    # Count: 1
    Date:
    Observer: Ken Pals
    Location: Rist Canyon Rd--mile 9 to Stove Prairie Rd
  43. Sharp-tailed Grouse Tympanuchus phasianellus
    # Count: 8
    Date:
    Observer: Betsy Checchia
    Location: Soapstone Prairie Natural Area
  44. White-tailed Ptarmigan Lagopus leucura
    # Count: 1
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Medicine Bow Curve
  45. Pied-billed Grebe Podilymbus podiceps
    # Count: 2
    Date:
    Observer: Richard Casey
    Location: Spitzer Reservoir (view from road onlly)
  46. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Sue Puder
    Location: Dixon Reservoir
  47. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Ryan Giordanelli
    Location: Rawhide Energy Station/Hamilton Reservoir
  48. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  49. Western Grebe Aechmophorus occidentalis
    # Count: 4
    Date:
    Observer: ℱrank ℳorgan
    Location: Equalizer Lake
  50. Clark's Grebe Aechmophorus clarkii
    # Count: 2
    Date:
    Observer: Bryan Tarbox
    Location: Fossil Creek Reservoir & Regional Open Space
  51. Rock Pigeon Columba livia
    # Count: 5
    Date:
    Observer: Kirk LaGory
    Location: Watson Lake
  52. Band-tailed Pigeon Patagioenas fasciata
    # Count: 5
    Date:
    Observer: Matthew Buell
    Location: Estes Park YMCA Camp
  53. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 3
    Date:
    Observer: James Barborak
    Location: 3607 Idlewood Ln, Johnstown US-CO 40.38692, -104.98736
  54. Inca Dove Columbina inca
    # Count: 1
    Date:
    Observer: Joe Mammoser
    Location: Zuckerman yard
  55. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Lake Loveland
  56. Mourning Dove Zenaida macroura
    # Count: 4
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  57. Groove-billed Ani Crotophaga sulcirostris
    # Count: 1
    Date:
    Observer: Colorado Bird Records Committee
    Location: Loveland
  58. Yellow-billed Cuckoo Coccyzus americanus
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Kingfisher Point & Nix Farm Natural Area
  59. Black-billed Cuckoo Coccyzus erythropthalmus
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: CSU--Environmental Learning Center
  60. Lesser Nighthawk Chordeiles acutipennis
    # Count: 1
    Date:
    Observer: Eric DeFonso 🦑
    Location: Greyrock Commons
  61. Common Nighthawk Chordeiles minor
    # Count: 10
    Date:
    Observer: Sonder Selvig
    Location: Rist Canyon Rd--mile 9 to Stove Prairie Rd
  62. Common Poorwill Phalaenoptilus nuttallii
    # Count: 5
    Date:
    Observer: Sonder Selvig
    Location: Rist Canyon Rd--mile 9 to Stove Prairie Rd
  63. Eastern Whip-poor-will Antrostomus vociferus
    # Count: 1
    Date:
    Observer: Colorado Bird Records Committee
    Location: Fort Collins
  64. Black Swift Cypseloides niger
    # Count: 1
    Date:
    Observer: Kieran Schnitzspahn
    Location: Shambhala Sun Camp
  65. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  66. White-throated Swift Aeronautes saxatalis
    # Count: 2
    Date:
    Observer: Kirk LaGory
    Location: Watson Lake
  67. Rivoli's Hummingbird Eugenes fulgens
    # Count: 1
    Date:
    Observer: Carol Sullivan
    Location: Home-Old Flowers Rd-Stove Prairie
  68. Blue-throated Mountain-gem Lampornis clemenciae
    # Count: 1
    Date:
    Observer: CSU Ornithologist Club Data
    Location: Bellvue-Laporte
  69. Ruby-throated Hummingbird Archilochus colubris
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Horsetooth Lake Estates
  70. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Erin Strasser
    Location: 4503 Harold Ln, Laporte US-CO (40.6372,-105.1605)
  71. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: Rachel Kolokoff Hopper
    Location: Long Pond Reservoir
  72. Costa's Hummingbird Calypte costae
    # Count: 1
    Date:
    Observer: Lynne Miller
    Location: CSU Mountain Campus, Pingree Park
  73. Calliope Hummingbird Selasphorus calliope
    # Count: 1
    Date:
    Observer: Arvind Panjabi
    Location: 5501 Continental Dr, Fort Collins US-CO
  74. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Puma Gulch Rd, Loveland US-CO 40.54525, -105.24387
  75. Broad-tailed Hummingbird Selasphorus platycercus
    # Count: 2
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  76. Virginia Rail Rallus limicola
    # Count: 3
    Date:
    Observer: Andrew McFadden
    Location: Old St Louis Natural Area
  77. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Pond at Hwy. 287 & West 71st St.
  78. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Sam Manning
    Location: Wellington SWA--Schware Unit & Morris Reservoir
  79. American Coot Fulica americana
    # Count: 10
    Date:
    Observer: Richard Casey
    Location: Spitzer Reservoir (view from road onlly)
  80. Purple Gallinule Porphyrio martinica
    # Count: 1
    Date:
    Observer: Roger Linfield
    Location: 1515 W 15th St. Loveland
  81. Black Rail Laterallus jamaicensis
    # Count: 1
  82. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: 8242 West U.S. 34, Loveland, Colorado, US (40.414, -105.196)
  83. Whooping Crane Grus americana
    # Count: 1
    Date:
    Observer: Arthur C. Bent Data
    Location: Loveland
  84. Black-necked Stilt Himantopus mexicanus
    # Count: 8
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  85. American Avocet Recurvirostra americana
    # Count: 7
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  86. Black-bellied Plover Pluvialis squatarola
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: High Plains Environmental Center
  87. American Golden-Plover Pluvialis dominica
    # Count: 1
    Date:
    Observer: Mikko Jimenez
    Location: Timnath Reservoir
  88. Killdeer Charadrius vociferus
    # Count: 2
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  89. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Pond at Hwy. 287 & West 71st St.
  90. Piping Plover Charadrius melodus
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Kechter Pit wetland
  91. Mountain Plover Anarhynchus montanus
    # Count: 2
    Date:
    Observer: Andy Bankert
    Location: Soapstone Prairie Natural Area
  92. Snowy Plover Anarhynchus nivosus
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Boyd Lake
  93. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Timnath Reservoir
  94. Whimbrel Numenius phaeopus
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Duck Lake (Larimer Co.)
  95. Long-billed Curlew Numenius americanus
    # Count: 1
    Date:
    Observer: Archer Silverman
    Location: Riverbend Ponds Natural Area
  96. Hudsonian Godwit Limosa haemastica
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Timnath Reservoir
  97. Marbled Godwit Limosa fedoa
    # Count: 2
    Date:
    Observer: Cole Wild
    Location: Topminnow Natural Area (East Horsetooth Gravel Pit)
  98. Short-billed Dowitcher Limnodromus griseus
    # Count: 2
    Date:
    Observer: Greg Osland
    Location: Wellington SWA--Cobb Lake Unit
  99. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 2
    Date:
    Observer: Cole Wild
    Location: Pond on Timberline and CR-30 (private, view from road)
  100. American Woodcock Scolopax minor
    # Count: 1
    Date:
    Observer: Jacob Job NFC Station
    Location: LovelandNFCStation - NFC
  101. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Sandra Hardy Reigel
    Location: Q708 Kaley Cottage Rd W, Estes Park US-CO (40.3503,-105.5897)
  102. Wilson's Phalarope Phalaropus tricolor
    # Count: 5
    Date:
    Observer: Jim Nachel
    Location: Duck Lake (Larimer Co.)
  103. Red Phalarope Phalaropus fulicarius
    # Count: 1
    Date:
    Observer: Kathy Mihm Dunning
    Location: Timnath Reservoir
  104. Red-necked Phalarope Phalaropus lobatus
    # Count: 2
    Date:
    Observer: Brad Biggerstaff
    Location: Duck Lake (Larimer Co.)
  105. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Pond at Hwy. 287 & West 71st St.
  106. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: CSU--Environmental Learning Center
  107. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Paul Gordy
    Location: Duck Lake (Larimer Co.)
  108. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Emil Yappert
    Location: Wellington SWA--Cobb Lake Unit
  109. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Simpson SWA
  110. Ruddy Turnstone Arenaria interpres
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Arapahoe Bend Natural Area--Rigden Reservoir (Strauss Cabin Lake)
  111. Red Knot Calidris canutus
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Timnath Reservoir
  112. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Duck Lake (Larimer Co.)
  113. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Sonder Selvig
    Location: Timnath Reservoir
  114. Sanderling Calidris alba
    # Count: 4
    Date:
    Observer: Cole Wild
    Location: Pond on Timberline and CR-30 (private, view from road)
  115. Dunlin Calidris alpina
    # Count: 2
    Date:
    Observer: Jackson Gregory
    Location: Timnath Reservoir
  116. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Dilka Murtazina
    Location: Duck Lake (Larimer Co.)
  117. White-rumped Sandpiper Calidris fuscicollis
    # Count: 2
    Date:
    Observer: Brad Biggerstaff
    Location: Duck Lake (Larimer Co.)
  118. Least Sandpiper Calidris minutilla
    # Count: 2
    Date:
    Observer: Jim Nachel
    Location: Duck Lake (Larimer Co.)
  119. Pectoral Sandpiper Calidris melanotos
    # Count: 1
    Date:
    Observer: Paul Ode
    Location: Timnath Reservoir
  120. Western Sandpiper Calidris mauri
    # Count: 3
    Date:
    Observer: Josh Bruening
    Location: Wellington SWA--Cobb Lake Unit
  121. Semipalmated Sandpiper Calidris pusilla
    # Count: 3
    Date:
    Observer: Jim Nachel
    Location: Equalizer Lake
  122. Long-tailed Jaeger Stercorarius longicaudus
    # Count: 1
    Date:
    Observer: colin 🐦
    Location: Boyd Lake
  123. Parasitic Jaeger Stercorarius parasiticus
    # Count: 1
    Date:
    Observer: Loch Kilpatrick
    Location: Warren Lake
  124. Pomarine Jaeger Stercorarius pomarinus
    # Count: 1
    Date:
    Observer: Nick Block
    Location: Fossil Creek Reservoir & Regional Open Space
  125. Ancient Murrelet Synthliboramphus antiquus
    # Count: 1
    Date:
    Observer: CSU Ornithologist Club Data
    Location: Fort Collins
  126. Little Gull Hydrocoloeus minutus
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Horseshoe Reservoir
  127. Black-legged Kittiwake Rissa tridactyla
    # Count: 1
    Date:
    Observer: Dave Farmer
    Location: Lake Loveland
  128. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: Dilka Murtazina
    Location: Timnath Reservoir
  129. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Duck Lake (Larimer Co.)
  130. Laughing Gull Leucophaeus atricilla
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Boyd Lake
  131. Franklin's Gull Leucophaeus pipixcan
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Duck Lake (Larimer Co.)
  132. Short-billed Gull Larus brachyrhynchus
    # Count: 1
    Date:
    Observer: Irene Fortune
    Location: Pond at Hwy. 287 & West 71st St.
  133. Ring-billed Gull Larus delawarensis
    # Count: 2
    Date:
    Observer: ℱrank ℳorgan
    Location: Equalizer Lake
  134. Western Gull Larus occidentalis
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Horseshoe Reservoir
  135. Kelp Gull Larus dominicanus
    # Count: 1
    Date:
    Observer: Thomas Heinrich
    Location: Lake Loveland
  136. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: Trenton Voytko
    Location: Twin Silo Park and Greenways
  137. Great Black-backed Gull Larus marinus
    # Count: 1
    Date:
    Observer: Finn Baker
    Location: Boyd Lake
  138. Glaucous Gull Larus hyperboreus
    # Count: 2
    Date:
    Observer: Sperry Megerian
    Location: Pond at Hwy. 287 & West 71st St.
  139. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Loveland Reservoir, Berthoud
  140. California Gull Larus californicus
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  141. Glaucous-winged Gull Larus glaucescens
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Dry Creek Reservoir
  142. Slaty-backed Gull Larus schistisagus
    # Count: 1
    Date:
    Observer: Christopher Murray
    Location: Horseshoe Reservoir
  143. Iceland Gull Larus glaucoides
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Pond at Hwy. 287 & West 71st St.
  144. Least Tern Sternula antillarum
    # Count: 1
    Date:
    Observer: Joe Mammoser
    Location: Running Deer & Cottonwood Hollow Natural Areas
  145. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: Rebecca Lillo
    Location: Old St Louis Natural Area
  146. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Greg Wann
    Location: Fossil Creek Reservoir & Regional Open Space
  147. Forster's Tern Sterna forsteri
    # Count: X
    Date:
    Observer: Emily Newman
    Location: Arapahoe Bend Natural Area--fishing ponds and trails
  148. Arctic Tern Sterna paradisaea
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Boyd Lake
  149. Common Tern Sterna hirundo
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Boyd Lake
  150. Red-throated Loon Gavia stellata
    # Count: 2
    Date:
    Observer: Emil Yappert
    Location: Douglas Reservoir
  151. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Carter Lake
  152. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Denise Bretting
    Location: Lon Hagler Reservoir SWA
  153. Yellow-billed Loon Gavia adamsii
    # Count: 1
    Date:
    Observer: Todd Deininger
    Location: Boyd Lake
  154. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  155. Neotropic Cormorant Nannopterum brasilianum
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Timnath Reservoir
  156. American White Pelican Pelecanus erythrorhynchos
    # Count: 2
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  157. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: John Drummond
    Location: Lake Loveland
  158. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Berthoud Reservoir Open Space
  159. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Penelope Bauer
    Location: Running Deer & Cottonwood Hollow Natural Areas
  160. Yellow-crowned Night Heron Nyctanassa violacea
    # Count: 1
    Date:
    Observer: Mark Minner-Lee 🦉
    Location: Prospect Ponds Natural Area
  161. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Richard Casey
    Location: 912 E Ridgecrest Rd, Fort Collins US-CO 40.62159, -105.06079
  162. Little Blue Heron Egretta caerulea
    # Count: 1
    Date:
    Observer: Dave Farmer
    Location: Prospect Ponds Natural Area
  163. Tricolored Heron Egretta tricolor
    # Count: 1
    Date:
    Observer: Joe Kipper
    Location: Running Deer & Cottonwood Hollow Natural Areas
  164. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Fossil Creek Reservoir & Regional Open Space
  165. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Sheila Webber
    Location: Running Deer & Cottonwood Hollow Natural Areas
  166. Western Cattle Egret Bubulcus ibis
    # Count: 3
    Date:
    Observer: Josh Bruening
    Location: Prospect Ponds Natural Area
  167. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Sheila Webber
    Location: CSU--Environmental Learning Center
  168. Great Blue Heron Ardea herodias
    # Count: 2
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  169. White Ibis Eudocimus albus
    # Count: 1
    Date:
    Observer: robert beauchamp
    Location: Riverbend Ponds Natural Area
  170. Glossy Ibis Plegadis falcinellus
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Running Deer & Cottonwood Hollow Natural Areas
  171. White-faced Ibis Plegadis chihi
    # Count: X
    Date:
    Observer: Jen Strating
    Location: 3332 Fiore Ct, Fort Collins US-CO 40.57364, -105.13918
  172. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Trail Ridge Rd--Rainbow Curve
  173. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  174. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Lori Pivonka
    Location: Soapstone Prairie Natural Area
  175. Mississippi Kite Ictinia mississippiensis
    # Count: 1
    Date:
    Observer: John Shenot
    Location: 900–942 W Mountain Ave, Fort Collins US-CO 40.58712, -105.09294
  176. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  177. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Peyton Carson
    Location: CSU Mountain Campus
  178. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Eric Walters
    Location: Hillsdale Park
  179. American Goshawk Accipiter atricapillus
    # Count: 1
    Date:
    Observer: Michael Heaney
    Location: Sprague Lake Connector Trails, Estes Park US-CO 40.32008, -105.61999
  180. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  181. Harris's Hawk Parabuteo unicinctus
    # Count: 1
    Date:
    Observer: Mark Chavez
    Location: 3244 East County Road 40, Fort Collins, Colorado, US (40.538, -105.016)
  182. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Huffman's Property
  183. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Kristin Tallis
    Location: Crystal Lakes
  184. Swainson's Hawk Buteo swainsoni
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Fickel Park
  185. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Elizabeth S
    Location: 804–808 Big Horn Dr, Estes Park US-CO 40.38748, -105.52932
  186. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Donna Stumpp
    Location: Fossil Creek Reservoir & Regional Open Space
  187. Ferruginous Hawk Buteo regalis
    # Count: 2
    Date:
    Observer: Kirk LaGory
    Location: LaGory Yard, Loveland, CO
  188. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: Alecia Gorski
    Location: CSU--Environmental Learning Center
  189. Flammulated Owl Psiloscops flammeolus
    # Count: 4
    Date:
    Observer: Sonder Selvig
    Location: Rist Canyon Rd--mile 9 to Stove Prairie Rd
  190. Eastern Screech-Owl Megascops asio
    # Count: 1
    Date:
    Observer: Camp Surfbird collective Big Year 2024
    Location: Big Thompson River Bike Trail
  191. Snowy Owl Bubo scandiacus
    # Count: 1
    Date:
    Observer: David Wade
    Location: N County Road 23 E, Berthoud US-CO (40.3047,-105.1598), Larimer County, Colorado, US
  192. Great Horned Owl Bubo virginianus
    # Count: 4
    Date:
    Observer: Thomas Hall
    Location: Home
  193. Northern Pygmy-Owl Glaucidium gnoma
    # Count: 1
    Date:
    Observer: Joyce Owens
    Location: Gateway Natural Area
  194. Burrowing Owl Athene cunicularia
    # Count: 2
    Date:
    Observer: Greg Osland
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  195. Long-eared Owl Asio otus
    # Count: 3
  196. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Greg Vassilopoulos
    Location: Wellington SWA
  197. Boreal Owl Aegolius funereus
    # Count: 1
    Date:
    Observer: Justin Hess
    Location: 750 Whispering Pines Dr, Estes Park US-CO 40.33956, -105.51001
  198. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Cow Creek Trail RMNP
  199. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  200. Williamson's Sapsucker Sphyrapicus thyroideus
    # Count: 1
    Date:
    Observer: Candice Johnson
    Location: Rocky Mountain NP--Upper Beaver Meadows
  201. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Eric Walters
    Location: Rocky Mountain NP--Fern Lake Trail
  202. Red-naped Sapsucker Sphyrapicus nuchalis
    # Count: 1
    Date:
    Observer: Jennie Duberstein
    Location: US-36, Estes Park US-CO 40.38057, -105.60364
  203. Lewis's Woodpecker Melanerpes lewis
    # Count: 4
    Date:
    Observer: Lori Brummer
    Location: Young Gulch
  204. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 2
    Date:
    Observer: Lori Brummer
    Location: Young Gulch
  205. Acorn Woodpecker Melanerpes formicivorus
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: Arapaho
  206. Red-bellied Woodpecker Melanerpes carolinus
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Lon Hagler Reservoir State Wildlife Area
  207. American Three-toed Woodpecker Picoides dorsalis
    # Count: 3
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Upper Beaver Meadows
  208. Downy Woodpecker Dryobates pubescens
    # Count: 3
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  209. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  210. Northern Flicker Colaptes auratus
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  211. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Larimer Humane Society
  212. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Hewlett Gulch
  213. Gyrfalcon Falco rusticolus
    # Count: 1
  214. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Prineet Anand
    Location: Rocky Mountain NP--Alluvial Fan/Fan Lake area
  215. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Lori Pivonka
    Location: Soapstone Prairie Natural Area
  216. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Cow Creek Trail RMNP
  217. Western Wood-Pewee Contopus sordidulus
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  218. Eastern Wood-Pewee Contopus virens
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Pleasant Valley & Lake Canal greenbelt at W Lake St
  219. Yellow-bellied Flycatcher Empidonax flaviventris
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: City Park
  220. Alder Flycatcher Empidonax alnorum
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Lory State Park
  221. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Magraw ranch road
  222. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Dixon Reservoir
  223. Hammond's Flycatcher Empidonax hammondii
    # Count: 2
    Date:
    Observer: Allison Clark
    Location: Lory State Park
  224. Gray Flycatcher Empidonax wrightii
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Broadcom (Private Access)
  225. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Cow Creek Trail RMNP
  226. Western Flycatcher Empidonax difficilis
    # Count: 1
    Date:
    Observer: Jennie Duberstein
    Location: US-36, Estes Park US-CO 40.38057, -105.60364
  227. Black Phoebe Sayornis nigricans
    # Count: 1
    Date:
    Observer: Luke George
    Location: Bingham Hill Cemetery
  228. Eastern Phoebe Sayornis phoebe
    # Count: 2
    Date:
    Observer: David Wade
    Location: 1690 County Road 76H, Livermore US-CO 40.80904, -105.26818
  229. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Amanda Carpenter
    Location: HOME
  230. Vermilion Flycatcher Pyrocephalus rubinus
    # Count: 1
    Date:
    Observer: Dave Farmer
    Location: Red Fox Meadows Natural Area
  231. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Archer Silverman
    Location: Tree hatchery west of Centre Ave following Spring Creek
  232. Great Crested Flycatcher Myiarchus crinitus
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Rossborough Park
  233. Cassin's Kingbird Tyrannus vociferans
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: 7756–8406 N County Road 3, Wellington US-CO 40.70478, -104.96212
  234. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  235. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  236. Scissor-tailed Flycatcher Tyrannus forficatus
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: 1400–1496 Curtis Lake Ln, Fort Collins US-CO 40.67686, -105.12872
  237. Fork-tailed Flycatcher Tyrannus savana
    # Count: 1
    Date:
    Observer: Jim Fortune
    Location: High point on two-track
  238. White-eyed Vireo Vireo griseus
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: Lory State Park
  239. Bell's Vireo Vireo bellii
    # Count: 1
    Date:
    Observer: Beth Sage
    Location: 80549, Wellington US-CO (40.8550,-105.0102)
  240. Yellow-throated Vireo Vireo flavifrons
    # Count: 1
    Date:
    Observer: Allison Godek
    Location: Horsetooth Mountain Open Space
  241. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Well Gulch Nature Trail
  242. Blue-headed Vireo Vireo solitarius
    # Count: 1
    Date:
    Observer: Matt Saunders
    Location: Dixon Reservoir
  243. Plumbeous Vireo Vireo plumbeus
    # Count: 4
    Date:
    Observer: Micky Eubanks
    Location: Horsetooth Mountain Open Space
  244. Philadelphia Vireo Vireo philadelphicus
    # Count: 1
    Date:
    Observer: Doug Kibbe
    Location: Pass Creek
  245. Warbling Vireo Vireo gilvus
    # Count: 2
    Date:
    Observer: Jennie Duberstein
    Location: US-36, Estes Park US-CO 40.38057, -105.60364
  246. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Kirk LaGory
    Location: Watson Lake
  247. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  248. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Brendan Beers
    Location: Running Deer & Cottonwood Hollow Natural Areas
  249. Canada Jay Perisoreus canadensis
    # Count: 1
    Date:
    Observer: Rebecca Davenport
    Location: Rocky Mountain NP--Dream & Emerald Lakes
  250. Pinyon Jay Gymnorhinus cyanocephalus
    # Count: 1
    Date:
    Observer: Natalie Aranda
    Location: Lake Estes Trail, Estes Park US-CO 40.37877, -105.50805
  251. Steller's Jay Cyanocitta stelleri
    # Count: 1
    Date:
    Observer: Betsy Kelly
    Location: New Colony Apartments
  252. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: Amanda Carpenter
    Location: HOME
  253. Woodhouse's Scrub-Jay Aphelocoma woodhouseii
    # Count: 1
    Date:
    Observer: Jennifer Meineke
    Location: Bobcat Ridge Natural Area
  254. Black-billed Magpie Pica hudsonia
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  255. Clark's Nutcracker Nucifraga columbiana
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Cow Creek Trail RMNP
  256. American Crow Corvus brachyrhynchos
    # Count: 2
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  257. Chihuahuan Raven Corvus cryptoleucus
    # Count: 1
    Date:
    Observer: Sean Walters
    Location: Big Thompson River Trail
  258. Common Raven Corvus corax
    # Count: 2
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  259. Black-capped Chickadee Poecile atricapillus
    # Count: 2
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  260. Mountain Chickadee Poecile gambeli
    # Count: 2
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Alluvial Fan/Fan Lake area
  261. Juniper Titmouse Baeolophus ridgwayi
    # Count: 1
    Date:
    Observer: Joe Mammoser
    Location: Dave Steingraber's house
  262. Horned Lark Eremophila alpestris
    # Count: 2
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Medicine Bow Curve
  263. Bank Swallow Riparia riparia
    # Count: 2
    Date:
    Observer: Kirk LaGory
    Location: Watson Lake
  264. Tree Swallow Tachycineta bicolor
    # Count: 4
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  265. Violet-green Swallow Tachycineta thalassina
    # Count: 6
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  266. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: John Yerger
    Location: 1946 Laporte Avenue, Fort Collins, Colorado, US (40.59, -105.113)
  267. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  268. Barn Swallow Hirundo rustica
    # Count: 2
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  269. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 7
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  270. Bushtit Psaltriparus minimus
    # Count: 2
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  271. Ruby-crowned Kinglet Corthylio calendula
    # Count: 4
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Endovalley Picnic Area
  272. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Jonathan Layman
    Location: Rocky Mountain NP--Glacier Gorge/Loch Vale
  273. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: David Wade
    Location: 1690 County Road 76H, Livermore US-CO 40.80904, -105.26818
  274. Pygmy Nuthatch Sitta pygmaea
    # Count: 2
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Alluvial Fan/Fan Lake area
  275. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  276. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Dan Tuozzoli
    Location: Rocky Mountain NP--Bear Lake Rd.
  277. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Allison Clark
    Location: Lory State Park
  278. Rock Wren Salpinctes obsoletus
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  279. Canyon Wren Catherpes mexicanus
    # Count: 1
    Date:
    Observer: Kelly Parsons
    Location: Lory State Park
  280. House Wren Troglodytes aedon
    # Count: 4
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  281. Pacific Wren Troglodytes pacificus
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Grey Rock Trail
  282. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Prospect Ponds Natural Area
  283. Sedge Wren Cistothorus stellaris
    # Count: 1
    Date:
    Observer: Kendall Watkins
    Location: Coffee on the Rocks — Estes Park
  284. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Rebecca Lillo
    Location: Old St Louis Natural Area
  285. Carolina Wren Thryothorus ludovicianus
    # Count: 1
    Date:
    Observer: Lori Pivonka
    Location: Carolina Wren stakeout
  286. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: Lori Zabel
    Location: Kingfisher Point & Nix Farm Natural Area
  287. American Dipper Cinclus mexicanus
    # Count: 1
    Date:
    Observer: Lori Brummer
    Location: Young Gulch
  288. European Starling Sturnus vulgaris
    # Count: 3
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  289. Gray Catbird Dumetella carolinensis
    # Count: 4
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  290. Curve-billed Thrasher Toxostoma curvirostre
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: 17784 N County Road 15, Wellington US-CO 40.84206, -105.07607
  291. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Adam Ploegman
    Location: Rawhide Energy Station/Hamilton Reservoir
  292. Sage Thrasher Oreoscoptes montanus
    # Count: 1
    Date:
    Observer: Lori Pivonka
    Location: Rawhide Flats Rd, Wellington US-CO 40.87094, -105.07611
  293. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Cait Olde
    Location: Ft. Collins City Park and Sheldon Lake
  294. Eastern Bluebird Sialia sialis
    # Count: 2
    Date:
    Observer: Chris Funk
    Location: La Hacienda Águila
  295. Western Bluebird Sialia mexicana
    # Count: 1
    Date:
    Observer: Donald Jones
    Location: 2725 Devils Gulch Rd, Estes Park US-CO (40.4143,-105.4816)
  296. Mountain Bluebird Sialia currucoides
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  297. Townsend's Solitaire Myadestes townsendi
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Cow Creek Trail RMNP
  298. Varied Thrush Ixoreus naevius
    # Count: 1
    Date:
    Observer: Sandy Potere
    Location: boondocking
  299. Veery Catharus fuscescens
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  300. Gray-cheeked Thrush Catharus minimus
    # Count: 1
    Date:
    Observer: Lori Zabel
    Location: Kingfisher Point & Nix Farm Natural Area
  301. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Jonathan Layman
    Location: Rocky Mountain NP--Glacier Gorge/Loch Vale
  302. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  303. Wood Thrush Hylocichla mustelina
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Loveland Recycle Center Pond
  304. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Sonder Selvig
    Location: Rist Canyon Rd--mile 9 to Stove Prairie Rd
  305. Bohemian Waxwing Bombycilla garrulus
    # Count: 25
    Date:
    Observer: Jenna A
    Location: Cub Lake Trail, Estes Park, Colorado, US (40.353, -105.616)
  306. Cedar Waxwing Bombycilla cedrorum
    # Count: 7
    Date:
    Observer: Amanda Carpenter
    Location: HOME
  307. Phainopepla Phainopepla nitens
    # Count: 1
    Date:
    Observer: Daniel Casey
    Location: Wellington townsite
  308. House Sparrow Passer domesticus
    # Count: 5
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  309. American Pipit Anthus rubescens
    # Count: 7
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Medicine Bow Curve
  310. Sprague's Pipit Anthus spragueii
    # Count: 1
    Date:
    Observer: Lori Zabel
    Location: Arapahoe Bend Natural Area--Rigden Reservoir (Strauss Cabin Lake)
  311. Brambling Fringilla montifringilla
    # Count: 1
    Date:
    Observer: Donna Stumpp
    Location: 5543 Bitterbush Way, Loveland US-CO (40.3912,-105.1589)
  312. Evening Grosbeak Coccothraustes vespertinus
    # Count: 4
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Upper Beaver Meadows
  313. Pine Grosbeak Pinicola enucleator
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Auto selected 40.38854, -105.65310
  314. Gray-crowned Rosy-Finch Leucosticte tephrocotis
    # Count: 3
    Date:
    Observer: Scott Rashid
    Location: Rosy central
  315. Black Rosy-Finch Leucosticte atrata
    # Count: 2
    Date:
    Observer: Scott Rashid
    Location: Rosy central
  316. Brown-capped Rosy-Finch Leucosticte australis
    # Count: 1
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Medicine Bow Curve
  317. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  318. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Kevin Keirn
    Location: Ft. Collins--Keirn Residence
  319. Cassin's Finch Haemorhous cassinii
    # Count: 1
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain NP--Upper Beaver Meadows
  320. Common Redpoll Acanthis flammea
    # Count: 1
    Date:
    Observer: Judd Patterson
    Location: Matthews-Reeser Bird Sanctuary
  321. Hoary Redpoll Acanthis hornemanni
    # Count: 1
    Date:
    Observer: Guillaume Péron
    Location: Lee Martinez Park
  322. Red Crossbill Loxia curvirostra
    # Count: 10
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  323. Cassia Crossbill Loxia sinesciuris
    # Count: 14
    Date:
    Observer: Nick Komar
    Location: 80512, Bellvue US-CO 40.99392, -106.18697
  324. White-winged Crossbill Loxia leucoptera
    # Count: 1
    Date:
    Observer: Laura Bianchi
    Location: Rocky Mountain NP--Little Horseshoe Park
  325. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  326. Lesser Goldfinch Spinus psaltria
    # Count: 4
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  327. American Goldfinch Spinus tristis
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  328. Lapland Longspur Calcarius lapponicus
    # Count: 1
    Date:
    Observer: David Wade
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  329. Chestnut-collared Longspur Calcarius ornatus
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: The Oasis
  330. Smith's Longspur Calcarius pictus
    # Count: 1
    Date:
    Observer: Jeremiah Trimble
    Location: Rocky Mountain NP--Medicine Bow Curve
  331. Thick-billed Longspur Rhynchophanes mccownii
    # Count: 4
    Date:
    Observer: Josh Bruening
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  332. Snow Bunting Plectrophenax nivalis
    # Count: 1
    Date:
    Observer: Eric Walters
    Location: Rocky Mountain NP--Lumpy Ridge Trail
  333. Cassin's Sparrow Peucaea cassinii
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  334. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Fossil Creek Reservoir & Regional Open Space
  335. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Erin Strasser
    Location: 4503 Harold Ln, Laporte US-CO (40.6372,-105.1605)
  336. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Thomas Hall
    Location: 1443 Curtis Lake Lane, Fort Collins
  337. Field Sparrow Spizella pusilla
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Kingfisher Point & Nix Farm Natural Area
  338. Brewer's Sparrow Spizella breweri
    # Count: 2
    Date:
    Observer: Josh Bruening
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  339. Black-throated Sparrow Amphispiza bilineata
    # Count: 1
    Date:
    Observer: Kristin Tallis
    Location: Rawhide Energy Station/Hamilton Reservoir
  340. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Kirk LaGory
    Location: LaGory Yard, Loveland, CO
  341. Lark Bunting Calamospiza melanocorys
    # Count: 5
    Date:
    Observer: John Shenot
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  342. American Tree Sparrow Spizelloides arborea
    # Count: 2
    Date:
    Observer: Zachary Young
    Location: Riverbend Ponds Natural Area
  343. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  344. Dark-eyed Junco Junco hyemalis
    # Count: 2
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  345. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Penguin Iceberg
    Location: Joe Wright Reservoir
  346. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 1
    Date:
    Observer: Ren-Lee Deru
    Location: North Shields Pond Natural Area
  347. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: 4130 Bingham Hill Rd, Fort Collins US-CO 40.62109, -105.15423
  348. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Mary Petrie
    Location: Rocky Mountain NP--Moraine Park Visitor Center
  349. Sagebrush Sparrow Artemisiospiza nevadensis
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Running Deer & Cottonwood Hollow Natural Areas
  350. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  351. LeConte's Sparrow Ammospiza leconteii
    # Count: 1
    Date:
    Observer: Jacob Job NFC Station
    Location: LovelandNFCStation - NFC
  352. Nelson's Sparrow Ammospiza nelsoni
    # Count: 1
    Date:
    Observer: Jacob Job NFC Station
    Location: LovelandNFCStation - NFC
  353. Savannah Sparrow Passerculus sandwichensis
    # Count: 6
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  354. Baird's Sparrow Centronyx bairdii
    # Count: 5
    Date:
    Observer: Bryan Tarbox
    Location: Soapstone Prairie Natural Area
  355. Song Sparrow Melospiza melodia
    # Count: 6
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  356. Lincoln's Sparrow Melospiza lincolnii
    # Count: 2
    Date:
    Observer: Abed Nashef
    Location: Rocky Mountain NP--Hidden Valley Beaver Ponds
  357. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Arapahoe Bend Natural Area
  358. Canyon Towhee Melozone fusca
    # Count: 1
    Date:
    Observer: Lori Zabel
    Location: 5005-5015 Swainsona Drive, Loveland, Colorado
  359. Rufous-crowned Sparrow Aimophila ruficeps
    # Count: 1
    Date:
    Observer: Joe Mammoser
    Location: Spring Creek Dam
  360. Green-tailed Towhee Pipilo chlorurus
    # Count: 1
    Date:
    Observer: Abed Nashef
    Location: Rocky Mountain NP--Cow Creek
  361. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Erin Strasser
    Location: 4503 Harold Ln, Laporte US-CO (40.6372,-105.1605)
  362. Eastern Towhee Pipilo erythrophthalmus
    # Count: 1
    Date:
    Observer: Shelley Dahme
    Location: 6537 W CO ROAD 4
  363. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  364. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 8
    Date:
    Observer: Richard Casey
    Location: Spitzer Reservoir (view from road onlly)
  365. Bobolink Dolichonyx oryzivorus
    # Count: 3
    Date:
    Observer: Josiah Quinn
    Location: Reservoir Ridge Natural Area
  366. Western Meadowlark Sturnella neglecta
    # Count: 2
    Date:
    Observer: Richard Casey
    Location: Spitzer Reservoir (view from road onlly)
  367. Eastern Meadowlark Sturnella magna
    # Count: 1
    Date:
    Observer: Josh Bruening
    Location: Bud Mielke Reservoir
  368. Chihuahuan Meadowlark Sturnella lilianae
    # Count: 1
    Date:
    Observer: Jacqui Geiselman
    Location: Bud Mielke Reservoir
  369. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Judd Patterson
    Location: Watson Lake
  370. Streak-backed Oriole Icterus pustulatus
    # Count: 1
    Date:
    Observer: Connie Kogler
    Location: Prairie Trails subdivision
  371. Bullock's Oriole Icterus bullockii
    # Count: 3
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  372. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: James DeMartini
    Location: 947 Lochness Ct, Fort Collins US-CO (40.6576,-105.0929)
  373. Scott's Oriole Icterus parisorum
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Prairie Ridge Natural Area
  374. Red-winged Blackbird Agelaius phoeniceus
    # Count: 2
    Date:
    Observer: Erin Strasser
    Location: 4503 Harold Ln, Laporte US-CO (40.6372,-105.1605)
  375. Brown-headed Cowbird Molothrus ater
    # Count: 42
    Date:
    Observer: David Wade
    Location: Hohnholz Lakes SWA & Campground
  376. Rusty Blackbird Euphagus carolinus
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Old St Louis Natural Area
  377. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 6
    Date:
    Observer: Richard Casey
    Location: Spitzer Reservoir (view from road onlly)
  378. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Erin Strasser
    Location: 4503 Harold Ln, Laporte US-CO (40.6372,-105.1605)
  379. Great-tailed Grackle Quiscalus mexicanus
    # Count: 1
    Date:
    Observer: Josiah Quinn
    Location: Duck Lake (Larimer Co.)
  380. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Kelly Parsons
    Location: Lory State Park
  381. Worm-eating Warbler Helmitheros vermivorum
    # Count: 1
    Date:
    Observer: Greg Vassilopoulos
    Location: Yard Birds, Loveland US-CO (40.3965,-105.1534)
  382. Louisiana Waterthrush Parkesia motacilla
    # Count: 1
    Date:
    Observer: Taylor Higgins
    Location: Spring Park
  383. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Grant Medlin
    Location: Hohnholz Lakes SWA & Campground
  384. Golden-winged Warbler Vermivora chrysoptera
    # Count: 1
    Date:
    Observer: Annika Abbott
    Location: Lory State Park
  385. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Brendan Beers
    Location: Matthews-Reeser Bird Sanctuary
  386. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: polly erickson
    Location: 2912 Swing Station Way, Fort Collins US-CO 40.60812, -105.13004
  387. Prothonotary Warbler Protonotaria citrea
    # Count: 1
    Date:
    Observer: Greg Wann
    Location: Arapahoe Bend Natural Area
  388. Swainson's Warbler Limnothlypis swainsonii
    # Count: 1
    Date:
    Observer: Dave Hawksworth
    Location: Poudre River Trail - north of Prospect Street
  389. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Prineet Anand
    Location: Rocky Mountain NP--Beaver Meadows Visitor Center and Headquarters area
  390. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Sue Riffe
    Location: Lion Gulch Trail
  391. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Prineet Anand
    Location: Rocky Mountain NP--Alluvial Fan/Fan Lake area
  392. Virginia's Warbler Leiothlypis virginiae
    # Count: 1
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Sheep Lakes
  393. Connecticut Warbler Oporornis agilis
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Fossil Creek Reservoir Natural Area--West Blind
  394. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 2
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Endovalley Picnic Area
  395. Mourning Warbler Geothlypis philadelphia
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: CSU--PERC/Heritage Arboretum
  396. Kentucky Warbler Geothlypis formosa
    # Count: 1
    Date:
    Observer: Valentina Roumi
    Location: Prospect Ponds Natural Area
  397. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Richard Casey
    Location: Spitzer Reservoir (view from road onlly)
  398. Hooded Warbler Setophaga citrina
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: Estes Park (town)
  399. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Don Rodriguez
    Location: Pineridge Natural Area
  400. Cape May Warbler Setophaga tigrina
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Cattail Chorus Natural Area
  401. Cerulean Warbler Setophaga cerulea
    # Count: 1
    Date:
    Observer: Rachel Kolokoff Hopper
    Location: Long Pond Reservoir
  402. Northern Parula Setophaga americana
    # Count: 1
    Date:
    Observer: Joe Kipper
    Location: Dixon Reservoir
  403. Tropical Parula Setophaga pitiayumi
    # Count: 1
    Date:
    Observer: Colorado Bird Records Committee
    Location: Grandview Cemetery
  404. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: David Duey
    Location: Alluvial fan
  405. Bay-breasted Warbler Setophaga castanea
    # Count: 1
    Date:
    Observer: Jacob Job NFC Station
    Location: LovelandNFCStation - NFC
  406. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Brendan Beers
    Location: Parkwood Neighborhood (private residence, not my house)
  407. Yellow Warbler Setophaga petechia
    # Count: 10
    Date:
    Observer: Nick Komar
    Location: Dixon Reservoir
  408. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Luke George
    Location: Dixon Reservoir
  409. Blackpoll Warbler Setophaga striata
    # Count: 1
    Date:
    Observer: Luke George
    Location: Dixon Reservoir
  410. Black-throated Blue Warbler Setophaga caerulescens
    # Count: 1
    Date:
    Observer: Christopher Murray
    Location: Lion Gulch Trail
  411. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Overland Park
  412. Pine Warbler Setophaga pinus
    # Count: 1
    Date:
    Observer: Ross Gallardy
    Location: 801 Sanborn Dr, Estes Park US-CO 40.33330, -105.51067
  413. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Endovalley/Fall River
  414. Yellow-throated Warbler Setophaga dominica
    # Count: 1
    Date:
    Observer: Nicole Teel
    Location: Teel backyard
  415. Grace's Warbler Setophaga graciae
    # Count: 1
    Date:
    Observer: Joe Mammoser
    Location: Matthews-Reeser Bird Sanctuary
  416. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Billy McCaslin
    Location: Middle Broadview and 67
  417. Townsend's Warbler Setophaga townsendi
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Arapahoe Bend Natural Area
  418. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Dixon Reservoir
  419. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Sean Caufield
    Location: Prospect Ponds Natural Area
  420. Wilson's Warbler Cardellina pusilla
    # Count: 2
    Date:
    Observer: David Wade
    Location: Cache la Poudre River--Chambers Lake area
  421. Painted Redstart Myioborus pictus
    # Count: 1
    Date:
    Observer: Narca Moore
    Location: US-CO-Larimer—Big Thompson Canyon
  422. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Arapahoe Bend Natural Area
  423. Scarlet Tanager Piranga olivacea
    # Count: 1
    Date:
    Observer: Denise Bretting
    Location: Bretting Residence
  424. Western Tanager Piranga ludoviciana
    # Count: 2
    Date:
    Observer: Jennie Duberstein
    Location: US-36, Estes Park US-CO 40.38057, -105.60364
  425. Northern Cardinal Cardinalis cardinalis
    # Count: 1
    Date:
    Observer: Julia MacMillan
    Location: 1301 Lawrence Dr, Fort Collins US-CO 40.60538, -105.12370
  426. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Broadcom (Private Access)
  427. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 1
    Date:
    Observer: Jennie Duberstein
    Location: Rocky Mountain NP--Endovalley Picnic Area
  428. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Emil Yappert
    Location: Devils Backbone Open Space
  429. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: Old Larimer County Canal #2 (restricted access)
  430. Indigo Bunting Passerina cyanea
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Morey Wildlife Reserve
  431. Painted Bunting Passerina ciris
    # Count: 1
    Date:
    Observer: Brendan Beers
    Location: Cattail Chorus Natural Area
  432. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Kitawna Hoover
    Location: 1199–2093 W County Road 78, Wellington US-CO 40.81274, -105.09923

Exotic: Escapee (18)

  1. Bar-headed Goose Anser indicus
    # Count: 1
    Date:
    Observer: Fort Collins Natural Area
    Location: Fossil Creek Reservoir & Regional Open Space
  2. Graylag Goose Anser anser
    # Count: 1
    Date:
    Observer: Sean Walters
    Location: Lake Loveland
  3. Swan Goose Anser cygnoides
    # Count: 1
    Date:
    Observer: David Fraide
    Location: Lake Loveland
  4. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Timnath Reservoir
  5. Black Swan Cygnus atratus
    # Count: 1
    Date:
    Observer: Brandon Nooner
    Location: I-25 S, Johnstown US-CO (40.3587,-104.9835)
  6. Muscovy Duck Cairina moschata
    # Count: 1
    Date:
    Observer: David Wade
    Location: Timnath Reservoir
  7. Helmeted Guineafowl Numida meleagris
    # Count: 4
    Date:
    Observer: Robert Spaul
    Location: Bingham Hill Cemetery
  8. Northern Bobwhite Colinus virginianus
    # Count: 2
    Date:
    Observer: Thomas Hall
    Location: 1443 Curtis Lake Lane, Fort Collins
  9. Gambel's Quail Callipepla gambelii
    # Count: X
    Date:
    Observer: George West
    Location: Fort Collins
  10. Golden Pheasant Chrysolophus pictus
    # Count: 1
    Date:
    Observer: Patricia Floyd
    Location: Morey Wildlife Reserve
  11. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Cindy Tunney
    Location: Waverly roadside
  12. Indian Peafowl Pavo cristatus
    # Count: 1
    Date:
    Observer: Grant Medlin
    Location: 13850 N County Road 9, Wellington US-CO (40.7864,-105.0193)
  13. Red Junglefowl Gallus gallus
    # Count: 1
    Date:
    Observer: Grant Pegram
    Location: Spring Park
  14. Chukar Alectoris chukar
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Wellington SWA--Cobb Lake Unit
  15. African Collared-Dove Streptopelia roseogrisea
    # Count: 1
    Date:
    Observer: Rachel Kolokoff Hopper
    Location: African Collared-Dove Spot
  16. Cockatiel Nymphicus hollandicus
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: US-CO-Fort Collins-411 S Bryan Ave - 40.5844x-105.1060
  17. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Raymond Rawlings
    Location: Horseshoe Reservoir
  18. European Goldfinch Carduelis carduelis
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Boedecker Reservoir

Hybrids (45)

  1. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Ft. Collins City Park and Sheldon Lake
  2. Snow x Cackling Goose (hybrid) Anser caerulescens x Branta hutchinsii
    # Count: 1
    Date:
    Observer: Sam Zhang
    Location: Long View Farm Open Space (view from road only)
  3. Ross's x Cackling Goose (hybrid) Anser rossii x Branta hutchinsii
    # Count: 1
    Date:
    Observer: Norm Lewis
    Location: Pond at Hwy. 287 & West 71st St.
  4. Greater White-fronted x Cackling Goose (hybrid) Anser albifrons x Branta hutchinsii
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Watson Lake
  5. Swan Goose x Canada Goose (hybrid) Anser cygnoides x Branta canadensis
    # Count: 1
    Date:
    Observer: David Wade
    Location: Watson Lake
  6. Greater White-fronted x Canada Goose (hybrid) Anser albifrons x Branta canadensis
    # Count: 1
    Date:
    Observer: Andrew McFadden
    Location: Dry Creek Reservoir
  7. Graylag x Canada Goose (hybrid) Anser anser x Branta canadensis
    # Count: 1
    Date:
    Observer: Joshua Smith
    Location: Long Pond Reservoir
  8. Snow x Canada Goose (hybrid) Anser caerulescens x Branta canadensis
    # Count: 1
    Date:
    Observer: Kalder Korte
    Location: Goose Spot
  9. Ross's x Canada Goose (hybrid) Anser rossii x Branta canadensis
    # Count: 1
    Date:
    Observer: Brad Biggerstaff
    Location: Timnath Reservoir
  10. Snow/Ross's x Cackling/Canada Goose (hybrid) Anser caerulescens/rossii x Branta hutchinsii/canadensis
    # Count: 2
    Date:
    Observer: David Wade
    Location: Timnath Reservoir--east bay
  11. Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanoptera
    # Count: 1
    Date:
    Observer: Athen Cole
    Location: Cattail Pond
  12. Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeata
    # Count: 1
    Date:
    Observer: Steven Mlodinow
    Location: Duck Lake (Larimer Co.)
  13. Cinnamon Teal x Northern Shoveler (hybrid) Spatula cyanoptera x clypeata
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Running Deer & Cottonwood Hollow Natural Areas
  14. Northern Shoveler x Gadwall (hybrid) Spatula clypeata x Mareca strepera
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Ryan Gulch Reservoir
  15. Blue-winged Teal x American Wigeon (hybrid) Spatula discors x Mareca americana
    # Count: 1
    Date:
    Observer: Patricia Floyd
    Location: Pond north of Horseshoe Reservoir
  16. Gadwall x American Wigeon (hybrid) Mareca strepera x americana
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Rist Benson Reservoir
  17. Gadwall x Mallard (hybrid) Mareca strepera x Anas platyrhynchos
    # Count: 1
    Date:
    Observer: David Wade
    Location: North Shields Pond Natural Area
  18. American Wigeon x Mallard (hybrid) Mareca americana x Anas platyrhynchos
    # Count: 1
    Date:
    Observer: David Wade
    Location: North Shields Pond Natural Area
  19. Mallard x Mexican Duck (hybrid) Anas platyrhynchos x diazi
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Wellington SWA--Cobb Lake Unit
  20. Mallard x American Black Duck (hybrid) Anas platyrhynchos x rubripes
    # Count: 1
    Date:
    Observer: David Wade
    Location: Watson Lake
  21. Mallard x Mexican/Mottled Duck (hybrid) Anas platyrhynchos x diazi/fulvigula
    # Count: 1
    Date:
    Observer: Spencer Santi
    Location: Watson Lake
  22. Gadwall x Northern Pintail (hybrid) Mareca strepera x Anas acuta
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Running Deer & Cottonwood Hollow Natural Areas
  23. Mallard x Northern Pintail (hybrid) Anas platyrhynchos x acuta
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Boyd Lake State Park, Loveland US-CO 40.44737, -105.04057
  24. Ring-necked Duck x Lesser Scaup (hybrid) Aythya collaris x affinis
    # Count: 1
    Date:
    Observer: Laurie Zuckerman
    Location: Ponds at Drake-Zeigler Curve
  25. Redhead x scaup sp. (hybrid) Aythya americana x marila/affinis
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Boyd Lake
  26. Bufflehead x Common Goldeneye (hybrid) Bucephala albeola x clangula
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Carter Lake
  27. Common Goldeneye x Hooded Merganser (hybrid) Bucephala clangula x Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Bud Mielke Reservoir
  28. Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkii
    # Count: X
    Date:
    Observer: Kris Perlberg
    Location: Fossil Creek Reservoir & Regional Open Space
  29. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Horseshoe Reservoir
  30. Herring x Lesser Black-backed Gull (hybrid) Larus argentatus x fuscus
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Warren Lake
  31. Herring x California Gull (hybrid) Larus argentatus x californicus
    # Count: 1
    Date:
    Observer: Steven Mlodinow
    Location: Larimer County Landfill (restricted access)
  32. Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescens
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Warren Lake
  33. Glossy x White-faced Ibis (hybrid) Plegadis falcinellus x chihi
    # Count: 2
    Date:
    Observer: Jay Breidt
    Location: Running Deer & Cottonwood Hollow Natural Areas
  34. Yellow-bellied x Red-naped Sapsucker (hybrid) Sphyrapicus varius x nuchalis
    # Count: 1
    Date:
    Observer: James Nelson
    Location: West Estes Park
  35. Black x Eastern Phoebe (hybrid) Sayornis nigricans x phoebe
    # Count: 1
    Date:
    Observer: Andrew McFadden
    Location: Sylvan Dale Guest Ranch (private)
  36. Black-capped x Mountain Chickadee (hybrid) Poecile atricapillus x gambeli
    # Count: 1
    Date:
    Observer: Johanna Beam
    Location: 244 Wichita Rd
  37. Barn x Cliff Swallow (hybrid) Hirundo rustica x Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Joe Kipper
    Location: Matthews-Reeser Bird Sanctuary
  38. Chipping x Clay-colored Sparrow (hybrid) Spizella passerina x pallida
    # Count: 1
    Date:
    Observer: David Wade
    Location: North Shields Pond Natural Area
  39. Spotted x Eastern Towhee (hybrid) Pipilo maculatus x erythrophthalmus
    # Count: 1
    Date:
    Observer: Sean Walters
    Location: My Garden
  40. Bullock's x Baltimore Oriole (hybrid) Icterus bullockii x galbula
    # Count: 1
    Date:
    Observer: Tom Curtis
    Location: Colt drive, Loveland, Colorado
  41. Golden-winged x Blue-winged Warbler (hybrid) Vermivora chrysoptera x cyanoptera
    # Count: 1
    Date:
    Observer: Sean Walters
    Location: My Garden
  42. Brewster's Warbler (hybrid) Vermivora chrysoptera x cyanoptera (F1 hybrid)
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Walters House
  43. Townsend's x Black-throated Green Warbler (hybrid) Setophaga townsendi x virens
    # Count: 1
    Date:
    Observer: Carl Bendorf
    Location: Rocky Mountain NP--Upper Beaver Meadows
  44. Rose-breasted x Black-headed Grosbeak (hybrid) Pheucticus ludovicianus x melanocephalus
    # Count: 1
    Date:
    Observer: Paul Gordy
    Location: 10000–10112 W County Road 32C, Loveland US-CO 40.48067, -105.22210
  45. Lazuli x Indigo Bunting (hybrid) Passerina amoena x cyanea
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: CSU--Environmental Learning Center

Additional Taxa (163)

  1. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1
    Date:
    Observer: David Suddjian
    Location: I-25 in Loveland vicinity
  2. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Mikey Priest
    Location: Arapahoe Bend Natural Area
  3. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 1
    Date:
    Observer: Mary Petrie
    Location: Estes Park Visitors Center
  4. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 2
    Date:
    Observer: David Wade
    Location: Rawhide Energy Station/Hamilton Reservoir
  5. swan sp. Cygnus sp.
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Rawhide Energy Station/Hamilton Reservoir
  6. goose sp. Anatidae (goose sp.)
    # Count: 1
    Date:
    Observer: Ryan Dibala
    Location: Rocky Mountain NP--Fern Lake Trailhead
  7. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    # Count: 1
    Date:
    Observer: Ryan Dibala
    Location: Rocky Mountain NP--Fern Lake Trailhead
  8. Eurasian/American Wigeon Mareca penelope/americana
    # Count: 2
    Date:
    Observer: George Waaler
    Location: Boyd Lake State Park
  9. Mallard/Mexican Duck Anas platyrhynchos/diazi
    # Count: 4
    Date:
    Observer: Jeremy Rentschlar
    Location: Prospect ponds
  10. Mallard/American Black Duck Anas platyrhynchos/rubripes
    # Count: 1
    Date:
    Observer: Andy Bankert
    Location: Horseshoe Reservoir
  11. Mallard/Mottled Duck Anas platyrhynchos/fulvigula
    # Count: 1
    Date:
    Observer: Andy Bankert
    Location: Horseshoe Reservoir
  12. Mexican/Mottled Duck Anas diazi/fulvigula
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Wellington SWA--Cobb Lake Unit
  13. Anas sp. Anas sp.
    # Count: 1
    Date:
    Observer: Joshua Smith
    Location: Rawhide Energy Station/Hamilton Reservoir
  14. teal sp. Anatidae sp. (teal sp.)
    # Count: 4
    Date:
    Observer: Eric Walters
    Location: Cathy Fromme Prairie Natural Area
  15. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 2
    Date:
    Observer: Jonathan Layman
    Location: Gateway Natural Area
  16. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 2
    Date:
    Observer: Kamryn Behee
    Location: Rocky Mountain NP--Lily Lake area
  17. Aythya sp. Aythya sp.
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Kingfisher Point & Nix Farm Natural Area
  18. scoter sp. Melanitta sp.
    # Count: 2
    Date:
    Observer: Greg Osland
    Location: Fossil Creek Reservoir & Regional Open Space
  19. Common/Barrow's Goldeneye Bucephala clangula/islandica
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Wellington SWA--Cobb Lake Unit
  20. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 1
    Date:
    Observer: Alan Godwin
    Location: Pineridge Natural Area
  21. merganser sp. Mergellus/Lophodytes/Mergus sp.
    # Count: 10
    Date:
    Observer: David Wade
    Location: North Shields Pond Natural Area
  22. duck sp. Anatidae (duck sp.)
    # Count: 25
    Date:
    Observer: Anonymous eBirder
    Location: Duck Lake
  23. Horned/Eared Grebe Podiceps auritus/nigricollis
    # Count: X
    Date:
    Observer: J B
    Location: Fossil Creek Reservoir & Regional Open Space
  24. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 2
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  25. grebe sp. Podicipedidae sp.
    # Count: 2
    Date:
    Observer: Ed Leidig
    Location: Carter Lake
  26. Eurasian/African Collared-Dove Streptopelia decaocto/roseogrisea
    # Count: 1
    Date:
    Observer: Joshua Smith
    Location: Richard's Lake (Community)
  27. pigeon/dove sp. Columbidae sp.
    # Count: 2
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  28. nighthawk sp. Chordeiles sp.
    # Count: 1
    Date:
    Observer: Doug Swartz
    Location: Kestrel Fields Natural Area
  29. Eastern/Mexican Whip-poor-will Antrostomus vociferus/arizonae
    # Count: 1
    Date:
    Observer: Colorado Bird Records Committee
    Location: Fort Collins
  30. nightjar sp. Caprimulgidae sp.
    # Count: 1
    Date:
    Observer: Neil Brown
    Location: Rist Canyon Rd--miles 3 to 6
  31. Chimney/Vaux's Swift Chaetura pelagica/vauxi
    # Count: 1
    Date:
    Observer: Derek Hill
    Location: River's Edge Natural Area
  32. large swift sp. Apodidae sp. (large swift sp.)
    # Count: 3
    Date:
    Observer: Tom Curtis
    Location: Colt drive, Loveland, Colorado
  33. swift sp. Apodidae sp.
    # Count: 1
    Date:
    Observer: (Ai)Tao Liu
    Location: CSU--PERC/Heritage Arboretum
  34. Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandri
    # Count: 1
    Date:
    Observer: Ryan Twedt
    Location: Watson Lake
  35. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 1
    Date:
    Observer: peter weber
    Location: 4016 Otter Rd
  36. Selasphorus sp. Selasphorus sp.
    # Count: 2
    Date:
    Observer: Rowen Sills
    Location: Estes Park
  37. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: James Barborak
    Location: 3607 Idlewood Ln, Johnstown US-CO 40.38687, -104.98740
  38. American/Pacific Golden-Plover (Lesser Golden-Plover) Pluvialis dominica/fulva
    # Count: 1
    Date:
    Observer: Scott Rashid
    Location: Timnath Reseviour
  39. golden-plover sp. Pluvialis dominica/apricaria/fulva
    # Count: 1
    Date:
    Observer: Brendan Beers
    Location: Timnath Reservoir
  40. small plover sp. Charadrius/Anarhynchus sp.
    # Count: 2
    Date:
    Observer: Nancy Petruso
    Location: CSU--Environmental Learning Center
  41. plover sp. Charadriidae sp.
    # Count: 2
    Date:
    Observer: Ryan Giordanelli
    Location: Timnath Reservoir
  42. godwit sp. Limosa sp.
    # Count: 1
    Date:
    Observer: Austin Hess
    Location: Wellington State Wildlife Area--Schware Unit
  43. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 7
    Date:
    Observer: Susan Harris
    Location: Lake Estes
  44. Red/Red-necked Phalarope Phalaropus fulicarius/lobatus
    # Count: 1
    Date:
    Observer: Todd Deininger
    Location: Douglas Reservoir
  45. phalarope sp. Phalaropus sp.
    # Count: 50
    Date:
    Observer: Bryan Tarbox
    Location: Duck Lake (Larimer Co.)
  46. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 1
    Date:
    Observer: Amy Davis
    Location: Duck Lake (Larimer Co.)
  47. Tringa sp. Tringa sp.
    # Count: 2
    Date:
    Observer: Joe Kipper
    Location: Duck Lake (Larimer Co.)
  48. Western/Semipalmated Sandpiper Calidris mauri/pusilla
    # Count: 10
    Date:
    Observer: Allison Godek
    Location: Arapahoe Bend Natural Area--Rigden Reservoir (Strauss Cabin Lake)
  49. peep sp. Calidris sp. (peep sp.)
    # Count: 5
    Date:
    Observer: Jay Breidt
    Location: Wellington SWA--Cobb Lake Unit
  50. Calidris sp. Calidris sp.
    # Count: 1
    Date:
    Observer: Ted Floyd
    Location: Duck Lake (Larimer Co.)
  51. Scolopacidae sp. Scolopacidae sp.
    # Count: 1
    Date:
    Observer: Matt Gill
    Location: Frank SWA & Jodee Reservoir
  52. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: ℱrank ℳorgan
    Location: Equalizer Lake
  53. Long-tailed/Parasitic Jaeger Stercorarius longicaudus/parasiticus
    # Count: 1
    Date:
    Observer: Joe Kipper
    Location: French Field, Fort Collins, Colorado, US (40.549, -105.099)
  54. Parasitic/Pomarine Jaeger Stercorarius parasiticus/pomarinus
    # Count: 1
    Date:
    Observer: Brandon Nooner
    Location: Timnath Reservoir
  55. jaeger sp. Stercorarius sp. (jaeger sp.)
    # Count: 1
    Date:
    Observer: David Wade
    Location: 80512, Bellvue US-CO 40.99392, -106.18697
  56. Herring/Glaucous-winged Gull Larus argentatus/glaucescens
    # Count: 1
    Date:
    Observer: Patricia Floyd
    Location: Rawhide Energy Station/Hamilton Reservoir
  57. Herring/Iceland Gull Larus argentatus/glaucoides
    # Count: 1
    Date:
    Observer: Grant Medlin
    Location: Poudre Trail--gravel ponds west of Taft Hill Rd
  58. white-winged gull sp. Larus sp. (white-winged gull sp.)
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Boyd Lake
  59. Larus sp. Larus sp.
    # Count: 20
    Date:
    Observer: Bryan Tarbox
    Location: Fossil Creek Reservoir & Regional Open Space
  60. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Paul Gordy
    Location: Duck Lake (Larimer Co.)
  61. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: Irene Fortune
    Location: Matthews-Reeser Bird Sanctuary
  62. Common/Arctic Tern Sterna hirundo/paradisaea
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Boyd Lake
  63. Sterna sp. Sterna sp.
    # Count: 1
    Date:
    Observer: Cole Wild
    Location: Topminnow Natural Area (East Horsetooth Gravel Pit)
  64. tern sp. Sterninae sp.
    # Count: 1
    Date:
    Observer: James Kachline
    Location: Riverbend Ponds Natural Area
  65. loon sp. Gavia sp.
    # Count: 1
    Date:
    Observer: Jay Breidt
    Location: Timnath Reservoir
  66. Double-crested/Neotropic Cormorant Nannopterum auritum/brasilianum
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Douglas Reservoir
  67. cormorant sp. Phalacrocoracidae sp.
    # Count: 8
    Date:
    Observer: Carlos Lina
    Location: River's Edge Natural Area
  68. Yellow-crowned/Black-crowned Night Heron Nycticorax nycticorax/Nyctanassa violacea
    # Count: 2
    Date:
    Observer: David Leatherman
    Location: Kingfisher Point & Nix Farm Natural Area
  69. heron sp. Ardeidae sp.
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Back Ponds, Lincoln Middle School
  70. white egret sp. Egretta/Bubulcus/Ardea sp.
    # Count: 1
    Date:
    Observer: Axel Rayne
    Location: Riverbend Ponds Natural Area
  71. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    # Count: 1
    Date:
    Observer: Andrew McFadden
    Location: Ryan Gulch Reservoir
  72. ibis sp. Threskiornithidae sp. (ibis sp.)
    # Count: 1
    Date:
    Observer: David Wade
    Location: Timnath Reservoir
  73. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Donald Jones
    Location: 2725 Devils Gulch Rd, Estes Park US-CO (40.4143,-105.4816)
  74. Cooper's Hawk/American Goshawk Accipiter cooperii/atricapillus
    # Count: 1
    Date:
    Observer: Chris Porterfield
    Location: Rocky Mountain NP--Nymph Lake area
  75. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: peter weber
    Location: 4016 Otter Rd
  76. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Hennio Rubio
    Location: Dixon Reservoir
  77. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: ℱrank ℳorgan
    Location: High Plains Environmental Center
  78. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 2
    Date:
    Observer: Georgia Binderow
    Location: Estes Park
  79. eagle sp. Accipitridae sp. (eagle sp.)
    # Count: 2
    Date:
    Observer: Nancy Bartholomew
    Location: Lory State Park
  80. Long-eared/Short-eared Owl Asio otus/flammeus
    # Count: 1
    Date:
    Observer: Taylor Bitzer
    Location: Grandview Cemetery
  81. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Archer Silverman
    Location: Roosevelt National Forest--Round Mountain Trail
  82. Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalis
    # Count: 1
    Date:
    Observer: (Ai)Tao Liu
    Location: CSU--PERC/Heritage Arboretum
  83. sapsucker sp. Sphyrapicus sp.
    # Count: 2
    Date:
    Observer: Tomas Kay
    Location: Rocky Mountain NP--Upper Beaver Meadows
  84. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Nathan Neff-Mallon
    Location: Rocky Mountain NP--Sprague Lake area
  85. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Prineet Anand
    Location: Rocky Mountain NP--Upper Beaver Meadows
  86. large falcon sp. Falco sp. (large falcon sp.)
    # Count: 2
    Date:
    Observer: Prineet Anand
    Location: Rocky Mountain NP--Lumpy Ridge Trail
  87. small falcon sp. Falco sp. (small falcon sp.)
    # Count: 1
    Date:
    Observer: Tom Curtis
    Location: Colt drive, Loveland, Colorado
  88. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Well Gulch Nature Trail
  89. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Kerah Braham
    Location: Roosevelt National Forest
  90. parakeet sp. Psittaciformes sp. (parakeet sp.)
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Arapahoe Bend Natural Area--Rigden Reservoir (Strauss Cabin Lake)
  91. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    # Count: 1
    Date:
    Observer: Tom Curtis
    Location: Colt drive, Loveland, Colorado
  92. pewee sp. (Contopus sp.) Contopus sp.
    # Count: 1
    Date:
    Observer: peter weber
    Location: 4016 Otter Rd
  93. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: 1
    Date:
    Observer: Jonathan Layman
    Location: Devils Backbone Open Space
  94. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    # Count: 1
    Date:
    Observer: Ryan Dibala
    Location: Rocky Mountain NP--Fern Lake Trailhead
  95. Gray/Dusky Flycatcher Empidonax wrightii/oberholseri
    # Count: 1
    Date:
    Observer: Connie Marvel
    Location: 1357 Northern Court
  96. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: David Wade
    Location: Sand Creek Rd, Red Feather Lakes US-CO 40.92926, -105.78481
  97. phoebe sp. Sayornis sp.
    # Count: 2
    Date:
    Observer: andrea scott
    Location: 5461 Homeward Dr, Timnath US-CO 40.56855, -104.97687
  98. Myiarchus sp. Myiarchus sp.
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: CSU--Environmental Learning Center
  99. Cassin's/Western Kingbird Tyrannus vociferans/verticalis
    # Count: 1
    Date:
    Observer: Jonathan Layman
    Location: Bonefish Grille, Johnstown US-CO (40.4069,-104.9818)
  100. yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)
    # Count: 1
    Date:
    Observer: Judd Patterson
    Location: Fossil Creek Reservoir Natural Area--West Blind
  101. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: David Wade
    Location: Rocky Mountain NP--Upper Beaver Meadows
  102. Cassin's/Blue-headed Vireo Vireo cassinii/solitarius
    # Count: 1
    Date:
    Observer: Kendall Watkins
    Location: Estes Park Yard
  103. Cassin's/Plumbeous Vireo Vireo cassinii/plumbeus
    # Count: 1
    Date:
    Observer: Greg Osland
    Location: Dixon Reservoir
  104. solitary vireo sp. Vireo cassinii/solitarius/plumbeus
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Matthews-Reeser Bird Sanctuary
  105. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Bryan Tarbox
    Location: Old Larimer County Canal #2 (restricted access)
  106. Loggerhead/Northern Shrike Lanius ludovicianus/borealis
    # Count: 2
    Date:
    Observer: Debbie Campbell
    Location: Running Deer & Cottonwood Hollow Natural Areas
  107. Northern/Great Gray Shrike Lanius borealis/excubitor
    # Count: 1
    Date:
    Observer: Jim Carpenter
    Location: PCR Cabin
  108. shrike sp. Lanius sp.
    # Count: 1
    Date:
    Observer: Lori Zabel
    Location: Running Deer & Cottonwood Hollow Natural Areas
  109. jay sp. Corvidae sp. (jay sp.)
    # Count: 4
    Date:
    Observer: Athen Cole
    Location: 3872–4640 County Road 11, Fort Collins US-CO 40.64657, -105.03843
  110. raven sp. Corvus sp. (raven sp.)
    # Count: 1
    Date:
    Observer: Elizabeth Webb
    Location: Seven Lakes Neighborhood First Half
  111. crow/raven sp. Corvus sp.
    # Count: 1
    Date:
    Observer: Kerah Braham
    Location: Roosevelt National Forest
  112. Black-capped/Mountain Chickadee Poecile atricapillus/gambeli
    # Count: 3
    Date:
    Observer: Joe Girgente
    Location: Rocky Mountain NP--Endovalley/Fall River
  113. chickadee sp. Poecile sp.
    # Count: 20
    Date:
    Observer: Sheridan Samano
    Location: (40.3584,-105.5847)
  114. parid sp. Paridae sp.
    # Count: 5
    Date:
    Observer: Aarohi Barman
    Location: Grandview Cemetery
  115. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    # Count: 1
    Date:
    Observer: Ted Drozdowski
    Location: Rocky Mountain NP--Cub Lake and Trail
  116. Cliff/Cave Swallow Petrochelidon pyrrhonota/fulva
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Timnath Reservoir
  117. swallow sp. Hirundinidae sp.
    # Count: 20
    Date:
    Observer: ℱrank ℳorgan
    Location: Frank SWA & Jodee Reservoir
  118. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Joe Girgente
    Location: Rocky Mountain NP--Bear Lake area
  119. nuthatch sp. Sitta sp.
    # Count: 1
    Date:
    Observer: Kalyn Stroik
    Location: Rocky Mountain NP--Sprague Lake area
  120. Pacific/Winter Wren Troglodytes pacificus/hiemalis
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Lory State Park
  121. Sedge/Marsh Wren Cistothorus stellaris/palustris
    # Count: 1
    Date:
    Observer: Sarah Babbitt
    Location: S. Impala apt.
  122. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Suzanne Schroeder
    Location: Matthews-Reeser Bird Sanctuary
  123. mimid sp. Mimidae sp.
    # Count: 1
    Date:
    Observer: David Wade
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  124. bluebird sp. Sialia sp.
    # Count: 1
    Date:
    Observer: Maggie N
    Location: Matthews-Reeser Bird Sanctuary
  125. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Joe Kipper
    Location: Dixon Reservoir
  126. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Bobbie Tilmant
    Location: CSU--Environmental Learning Center
  127. Bohemian/Cedar Waxwing Bombycilla garrulus/cedrorum
    # Count: 18
    Date:
    Observer: Winston Liu
    Location: Rocky Mountain NP--Lumpy Ridge Trail
  128. rosy-finch sp. Leucosticte sp.
    # Count: 4
    Date:
    Observer: Jane Perkins
    Location: 3218 Marcellina Pl, Loveland US-HOME CO 40.38816, -105.12193
  129. Purple/Cassin's Finch Haemorhous purpureus/cassinii
    # Count: 1
    Date:
    Observer: Andy Bankert
    Location: Spring Canyon Community Park
  130. Haemorhous sp. Haemorhous sp.
    # Count: 1
    Date:
    Observer: Kristin Tallis
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  131. Common/Hoary Redpoll Acanthis flammea/hornemanni
    # Count: 2
    Date:
    Observer: Bill Schmoker
    Location: Lee Martinez Park
  132. Red/Cassia Crossbill Loxia curvirostra/sinesciuris
    # Count: 3
    Date:
    Observer: Nick Komar
    Location: Grandview Cemetery
  133. crossbill sp. Loxia sp.
    # Count: 1
    Date:
    Observer: Donald Jones
    Location: 80512, Bellvue US-CO (40.9968,-106.1848)
  134. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 12
    Date:
    Observer: James Nelson
    Location: West Estes Park
  135. Spinus sp. Spinus sp.
    # Count: 1
    Date:
    Observer: Grant Pegram
    Location: Gardens on Spring Creek
  136. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Alecia Gorski
    Location: Poudre Canyon Hwy, Bellvue US-CO 40.57195, -105.86267
  137. longspur sp. Calcarius/Rhynchophanes sp.
    # Count: 8
    Date:
    Observer: Josh Bruening
    Location: Larimer CR 5 from CR 82 to 92 (bird from road)
  138. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Archer Silverman
    Location: Pineridge Natural Area
  139. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    # Count: 1
    Date:
    Observer: Kamryn Behee
    Location: Rocky Mountain NP--Lily Lake area
  140. Zonotrichia sp. Zonotrichia sp.
    # Count: 6
    Date:
    Observer: David Wade
    Location: Running Deer & Cottonwood Hollow Natural Areas
  141. Grasshopper/Baird's Sparrow Ammodramus savannarum/Centronyx bairdii
    # Count: 2
    Date:
    Observer: David Dowell
    Location: Soapstone Prairie Natural Area
  142. Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmus
    # Count: 1
    Date:
    Observer: Lauren Mortensen
    Location: Lower Hoffman Lake
  143. towhee sp. Melozone/Pipilo sp.
    # Count: 2
    Date:
    Observer: Sean Caufield
    Location: Dixon Reservoir
  144. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Rob M.
    Location: Hewlett Gulch, Bellvue US-CO (40.6894,-105.3103)
  145. Western/Eastern Meadowlark Sturnella neglecta/magna
    # Count: 1
    Date:
    Observer: Athen Cole
    Location: Cattail Pond
  146. Eastern/Chihuahuan Meadowlark Sturnella magna/lilianae
    # Count: 1
    Date:
    Observer: Nick Komar
    Location: Bud Mielke Reservoir
  147. Sturnella meadowlark sp. Sturnella sp.
    # Count: 1
    Date:
    Observer: Edward Raynor
    Location: Dixon Reservoir
  148. Bullock's/Baltimore Oriole Icterus bullockii/galbula
    # Count: 1
    Date:
    Observer: Brendan Beers
    Location: Maxwell Natural Area
  149. new world oriole sp. Icterus sp.
    # Count: 1
    Date:
    Observer: Bobbie Tilmant
    Location: Fossil Creek Reservoir & Regional Open Space
  150. Rusty/Brewer's Blackbird Euphagus carolinus/cyanocephalus
    # Count: 3
    Date:
    Observer: Cole Wild
    Location: Garden Gate Neighborhood
  151. grackle sp. Quiscalus sp.
    # Count: 2
    Date:
    Observer: Jina Lee
    Location: The Pool-Cub Lake Trailhead, Estes Park US-CO 40.35390, -105.61605
  152. blackbird sp. Icteridae sp.
    # Count: 8
    Date:
    Observer: Emilia Schneider
    Location: Matthews-Reeser Bird Sanctuary
  153. Louisiana/Northern Waterthrush Parkesia motacilla/noveboracensis
    # Count: 1
    Date:
    Observer: Caleb Alons
    Location: Watson Lake
  154. Leiothlypis sp. Leiothlypis sp.
    # Count: 1
    Date:
    Observer: Joshua Smith
    Location: Lee Martinez Park
  155. MacGillivray's/Mourning Warbler Geothlypis tolmiei/philadelphia
    # Count: 1
    Date:
    Observer: Timo Mitzen
    Location: Matthews-Reeser Bird Sanctuary
  156. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: Holly Merker
    Location: Rocky Mountain NP--Upper Beaver Meadows
  157. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: John Shenot
    Location: Dixon Reservoir
  158. tanager sp. (Piranga sp.) Piranga sp.
    # Count: 1
    Date:
    Observer: steve scott
    Location: CSU--Environmental Learning Center
  159. Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalus
    # Count: 1
    Date:
    Observer: David Wade
    Location: 1690 County Road 76H, Livermore US-CO 40.80904, -105.26818
  160. Lazuli/Indigo Bunting Passerina amoena/cyanea
    # Count: 1
    Date:
    Observer: Jim Nachel
    Location: Well Gulch Nature Trail
  161. Passerina sp. Passerina sp.
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Reservoir Ridge Natural Area
  162. passerine sp. Passeriformes sp.
    # Count: 4
    Date:
    Observer: Nick Komar
    Location: Young Gulch Trail
  163. bird sp. Aves sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: County Road 5, Carr, Colorado, US (40.879, -104.981)