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Bird List

Updated ~12 hours ago
239 All Years 155 This Year 2024 77 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (239)

  1. Red-necked Phalarope Phalaropus lobatus
    # Count: 90
    Date:
    Observer: Ernie Bradley
    Location: Snowmass Village Sewage Pond CO
  2. Western Sandpiper Calidris mauri
    # Count: 83
    Date:
    Observer: Bryan Gieszl
    Location: Lost Man Loop Trail
  3. Sandhill Crane Antigone canadensis
    # Count: 75
    Date:
    Observer: Coen Dexter
    Location: Redstone (town)
  4. American Robin Turdus migratorius
    # Count: 13
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  5. Bohemian Waxwing Bombycilla garrulus
    # Count: 11
    Date:
    Observer: Vic Zerbi
    Location: Aspen (town)
  6. American Crow Corvus brachyrhynchos
    # Count: 10
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  7. Mountain Chickadee Poecile gambeli
    # Count: 10
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  8. Rock Wren Salpinctes obsoletus
    # Count: 10
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  9. Pine Grosbeak Pinicola enucleator
    # Count: 10
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  10. Red-winged Blackbird Agelaius phoeniceus
    # Count: 10
    Date:
    Observer: Lewis Burke
    Location: snowmass village
  11. Yellow-rumped Warbler Setophaga coronata
    # Count: 10
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  12. Calliope Hummingbird Selasphorus calliope
    # Count: 9
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  13. Forster's Tern Sterna forsteri
    # Count: 9
    Date:
    Observer: Bryan Gieszl
    Location: Ruedi Reservoir (Pitkin County)
  14. Mountain Bluebird Sialia currucoides
    # Count: 9
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  15. Wild Turkey Meleagris gallopavo
    # Count: 8
    Date:
    Observer: Vic Zerbi
    Location: Thomas Road
  16. White-tailed Ptarmigan Lagopus leucura
    # Count: 8
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  17. Pinyon Jay Gymnorhinus cyanocephalus
    # Count: 8
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Rd 1 (Thompson Creek Rd)
  18. Purple Martin Progne subis
    # Count: 8
    Date:
    Observer: Vic Zerbi
    Location: McClure Pass
  19. House Sparrow Passer domesticus
    # Count: 6
    Date:
    Observer: Vic Zerbi
    Location: Aspen (town)
  20. Evening Grosbeak Coccothraustes vespertinus
    # Count: 6
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  21. Violet-green Swallow Tachycineta thalassina
    # Count: 5
    Date:
    Observer: Scott Robinson
    Location: Elk Mountain Lodge
  22. Brown-capped Rosy-Finch Leucosticte australis
    # Count: 5
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  23. Dark-eyed Junco Junco hyemalis
    # Count: 5
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  24. Black Swift Cypseloides niger
    # Count: 4
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  25. Veery Catharus fuscescens
    # Count: 4
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  26. Orange-crowned Warbler Leiothlypis celata
    # Count: 4
    Date:
    Observer: David Bradshaw
    Location: Maroon Lake area
  27. Redhead Aythya americana
    # Count: 3
    Date:
    Observer: Christopher Taylor
    Location: Aspen Center for Environmental Studies
  28. Hooded Merganser Lophodytes cucullatus
    # Count: 3
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  29. Olive-sided Flycatcher Contopus cooperi
    # Count: 3
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  30. Bank Swallow Riparia riparia
    # Count: 3
    Date:
    Observer: Nathan Pieplow
    Location: East Brush Creek Nature Trail and Ponds
  31. Red-breasted Nuthatch Sitta canadensis
    # Count: 3
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  32. Wilson's Warbler Cardellina pusilla
    # Count: 3
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  33. Western Tanager Piranga ludoviciana
    # Count: 3
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  34. Snow Goose Anser caerulescens
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Hwy 133 (Pitkin County)
  35. Greater White-fronted Goose Anser albifrons
    # Count: 2
    Date:
    Observer: Ann Larson
    Location: Snowmass Ski Area, Aspen US-CO (39.2122,-106.8992)
  36. Canada Goose Branta canadensis
    # Count: 2
    Date:
    Observer: Ann Gurka
    Location: Meadows Rd trails
  37. Trumpeter Swan Cygnus buccinator
    # Count: 2
    Date:
    Observer: Rob Norville
    Location: Roaring Fork Club
  38. Cinnamon Teal Spatula cyanoptera
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Northstar Preserve, East Aspen trail
  39. Ring-necked Duck Aythya collaris
    # Count: 2
    Date:
    Observer: Lewis Burke
    Location: snowmass village
  40. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Snowmass Water and Sanitation Facility
  41. Eared Grebe Podiceps nigricollis
    # Count: 2
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  42. Common Poorwill Phalaenoptilus nuttallii
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Rd 1 (Thompson Creek Rd)
  43. Black-chinned Hummingbird Archilochus alexandri
    # Count: 2
    Date:
    Observer: Scott Robinson
    Location: Elk Mountain Lodge
  44. Virginia Rail Rallus limicola
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Aspen Center for Environmental Studies
  45. Black-necked Stilt Himantopus mexicanus
    # Count: 2
    Date:
    Observer: Rebecca Weiss
    Location: The Snowmass Club, Snowmass Village US-CO 39.22287, -106.92508
  46. Wilson's Phalarope Phalaropus tricolor
    # Count: 2
    Date:
    Observer: Ernie Bradley
    Location: Snowmass Village Sewage Pond CO
  47. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  48. Lesser Yellowlegs Tringa flavipes
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: East Brush Creek Nature Trail and Ponds
  49. Ring-billed Gull Larus delawarensis
    # Count: 2
    Date:
    Observer: Tamas Zeke
    Location: East Brush Creek Nature Trail and Ponds
  50. American White Pelican Pelecanus erythrorhynchos
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  51. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Road 6 (West Sopris Creek Rd.)
  52. Rough-legged Hawk Buteo lagopus
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Rd 7 (E. Sopris Creek Rd)
  53. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  54. Western Wood-Pewee Contopus sordidulus
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  55. Say's Phoebe Sayornis saya
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Thomas Road
  56. Canada Jay Perisoreus canadensis
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elk Mts - Lindley Hut
  57. Clark's Nutcracker Nucifraga columbiana
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  58. Black-capped Chickadee Poecile atricapillus
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elk Mts - Lindley Hut
  59. Juniper Titmouse Baeolophus ridgwayi
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Basalt - Cemetery Road
  60. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Road 6 (West Sopris Creek Rd.)
  61. Ruby-crowned Kinglet Corthylio calendula
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  62. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Rd 7 (E. Sopris Creek Rd)
  63. Common Redpoll Acanthis flammea
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Aspen Village
  64. Pine Siskin Spinus pinus
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  65. Lark Sparrow Chondestes grammacus
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: Difficult Campground
  66. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 2
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  67. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 2
    Date:
    Observer: Vic Zerbi
    Location: McClure Pass
  68. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Roger Linfield
    Location: East Brush Creek Nature Trail and Ponds
  69. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Aspen Center for Environmental Studies
  70. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: Sanford Sorkin
    Location: Maroon Lake & Creek Trail
  71. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  72. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  73. Mexican Duck Anas diazi
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: East Brush Creek Nature Trail and Ponds
  74. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Coen Dexter
    Location: Snowmass Water and Sanitation Facility
  75. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  76. Barrow's Goldeneye Bucephala islandica
    # Count: 1
    Date:
    Observer: Coen Dexter
    Location: Snowmass Water and Sanitation Facility
  77. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  78. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  79. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Sanford Sorkin
    Location: Aspen East Trail
  80. Dusky Grouse Dendragapus obscurus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  81. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  82. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  83. Western Grebe Aechmophorus occidentalis
    # Count: 1
    Date:
    Observer: Roger Linfield
    Location: Ruedi Reservoir (Pitkin Co.)
  84. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Norman Erthal
    Location: Wagner Park
  85. Rivoli's Hummingbird Eugenes fulgens
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Aspen Center for Environmental Studies
  86. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Joseph Pescatore
    Location: White River National Forest, Maroon Lake, CO
  87. Broad-tailed Hummingbird Selasphorus platycercus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  88. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Joan Larrabee
    Location: Northstar Preserve, East Aspen trail
  89. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  90. American Avocet Recurvirostra americana
    # Count: 1
    Date:
    Observer: Susan Foster
    Location: Independence Pass
  91. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  92. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 1
    Date:
    Observer: Claire Wayner
    Location: Independence Pass
  93. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  94. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  95. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  96. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Independence Pass
  97. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Independence Pass
  98. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: Roger Linfield
    Location: Ruedi Reservoir (Pitkin Co.)
  99. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Sawyer Lake
  100. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Ruedi Reservoir (Pitkin County)
  101. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Reed Gorner
    Location: Chapman Campground
  102. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Roger Linfield
    Location: Aspen Center for Environmental Studies
  103. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Paul Bedell
    Location: Aspen Center for Environmental Studies
  104. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Weller Lake
  105. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  106. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Gara Hudson
    Location: Chapman/Ruedi Reservior
  107. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  108. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Gil Ewing
    Location: Snowmass Creek Road, Snowmass Village, CO
  109. American Goshawk Accipiter atricapillus
    # Count: 1
    Date:
    Observer: Daniel Airola
    Location: Maroon Lake area
  110. Swainson's Hawk Buteo swainsoni
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Haystack Gate - Pitkin County (FS Road 800)
  111. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: Kathy Mihm Dunning
    Location: Midway Pass Trail - Wilderness Boundary to Treeline
  112. Flammulated Owl Psiloscops flammeolus
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Mt. Sopris Trailhead
  113. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Andrew Kratter
    Location: Maroon Lakes to Buckskin Pass
  114. Burrowing Owl Athene cunicularia
    # Count: 1
    Date:
    Observer: Matt Kuhn
    Location: Aspen Golf Course, West Side
  115. Long-eared Owl Asio otus
    # Count: 1
  116. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Art Johnston
    Location: Independence Pass
  117. Boreal Owl Aegolius funereus
    # Count: 1
    Date:
    Observer: John Anderson
    Location: Larkspur Mountain Rd (Pitkin CR 18B)—jct with unnamed road
  118. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: CO Snowmass Mtn Trail Trailhead
  119. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Scott Robinson
    Location: Elk Mountain Lodge
  120. Williamson's Sapsucker Sphyrapicus thyroideus
    # Count: 1
    Date:
    Observer: Scott Robinson
    Location: American Lake Trail
  121. American Three-toed Woodpecker Picoides dorsalis
    # Count: 1
    Date:
    Observer: Scott Robinson
    Location: American Lake Trail
  122. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  123. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  124. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Ernie Bradley
    Location: Placita Trail CO
  125. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Spike Millington
    Location: Conundrum hot springs
  126. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: kenneth lipshy
    Location: Aspen
  127. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Norman Erthal
    Location: Difficult Campground
  128. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Aspen Center for Environmental Studies
  129. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Coen Dexter
    Location: Difficult Campground
  130. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: Magill Weber
    Location: Aspen Center for Environmental Studies
  131. Plumbeous Vireo Vireo plumbeus
    # Count: 1
    Date:
    Observer: Paul Bedell
    Location: lower Rio Grande Trail
  132. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  133. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Angela Holbrook
    Location: Colorado - Difficult Campground
  134. Steller's Jay Cyanocitta stelleri
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  135. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Scott Robinson
    Location: Independence Pass
  136. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Richard Sayles
    Location: Snowmass
  137. Canyon Wren Catherpes mexicanus
    # Count: 1
    Date:
    Observer: Norman Erthal
    Location: Redstone Campground
  138. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  139. Pacific Wren Troglodytes pacificus
    # Count: 1
    Date:
    Observer: Jason Gregg
    Location: Lily Lake Trail
  140. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Tamas Zeke
    Location: East Brush Creek Nature Trail and Ponds
  141. American Dipper Cinclus mexicanus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  142. Curve-billed Thrasher Toxostoma curvirostre
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Hwy 133 (Pitkin County)
  143. Sage Thrasher Oreoscoptes montanus
    # Count: 1
    Date:
    Observer: Bert Metz
    Location: Aspen
  144. Townsend's Solitaire Myadestes townsendi
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  145. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Van Truan
    Location: Fishing Hole
  146. Black Rosy-Finch Leucosticte atrata
    # Count: 1
    Date:
    Observer: Norman Erthal
    Location: Aspen
  147. Cassin's Finch Haemorhous cassinii
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  148. Cassia Crossbill Loxia sinesciuris
    # Count: 1
    Date:
    Observer: Kathy Mihm Dunning
    Location: Sawyer Creek Trail - Second Meadow
  149. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Aspen Meadows, Aspen, Colorado, US (39.202, -106.831)
  150. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  151. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: John Anderson
    Location: Rio Grande Trail--Herron Park to Cemetery Lane Bridge
  152. Lark Bunting Calamospiza melanocorys
    # Count: 1
    Date:
    Observer: Coen Dexter
    Location: Road to Difficult Campground
  153. American Tree Sparrow Spizelloides arborea
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Pitkin Cty Rd 7 (E. Sopris Creek Rd)
  154. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Spike Millington
    Location: Conundrum hot springs
  155. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 1
    Date:
    Observer: Colorado Bird Records Committee
    Location: Aspen
  156. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  157. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Redstone (town)
  158. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  159. Green-tailed Towhee Pipilo chlorurus
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Castle Paek
  160. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Nancy Peterson
    Location: White River National Forest, Carbondale US-CO 39.15823, -107.25165
  161. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Susan Foster
    Location: Aspen
  162. Baltimore Oriole Icterus galbula
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Thomas Road
  163. Blue-winged Warbler Vermivora cyanoptera
    # Count: 1
    Date:
    Observer: Lisa Ayres
    Location: Marolt Open Space
  164. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Difficult Campground
  165. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Hugh Kingery
    Location: Elks - Snowmass, Capitol, & Maroons
  166. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Sanford Sorkin
    Location: Aspen East Trail
  167. Northern Parula Setophaga americana
    # Count: 1
    Date:
    Observer: Larry Arnold
    Location: Private Neighborhood (General Location)
  168. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Vic Zerbi
    Location: Thomas Road
  169. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Bus Barn Lane, Aspen, Colorado, US (39.191, -106.847)
  170. Gadwall Mareca strepera
    # Count: X
    Date:
    Observer: Allan Sgroi
    Location: Aspen, CO
  171. Mallard Anas platyrhynchos
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  172. Northern Pintail Anas acuta
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  173. Green-winged Teal Anas crecca
    # Count: X
    Date:
    Observer: Mary Kay Waddington
    Location: Norrie
  174. Common Goldeneye Bucephala clangula
    # Count: X
    Date:
    Observer: Allan Sgroi
    Location: Aspen, CO
  175. Rock Pigeon Columba livia
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  176. Band-tailed Pigeon Patagioenas fasciata
    # Count: X
    Date:
    Observer: doug norton
    Location: Aspen Mountain
  177. Eurasian Collared-Dove Streptopelia decaocto
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  178. Mourning Dove Zenaida macroura
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  179. White-throated Swift Aeronautes saxatalis
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  180. Solitary Sandpiper Tringa solitaria
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  181. Franklin's Gull Leucophaeus pipixcan
    # Count: X
    Date:
    Observer: Bruce Horwith
    Location: Avalanche Creek
  182. California Gull Larus californicus
    # Count: X
    Date:
    Observer: Coen Dexter
    Location: Dearhamer Day Use Area
  183. White-faced Ibis Plegadis chihi
    # Count: X
    Date:
    Observer: Roger Linfield
    Location: Independence Pass
  184. Bald Eagle Haliaeetus leucocephalus
    # Count: X
    Date:
    Observer: Donnie R. Dann
    Location: Snowmass Village
  185. Red-tailed Hawk Buteo jamaicensis
    # Count: X
    Date:
    Observer: Mary Kay Waddington
    Location: Norrie
  186. Northern Pygmy-Owl Glaucidium gnoma
    # Count: X
    Date:
    Observer: Allan Sgroi
    Location: Aspen, CO
  187. Red-naped Sapsucker Sphyrapicus nuchalis
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  188. Lewis's Woodpecker Melanerpes lewis
    # Count: X
    Date:
    Observer: Anne Belton
    Location: Aspen Center for Environmental Studies
  189. Downy Woodpecker Dryobates pubescens
    # Count: X
    Date:
    Observer: Gerd Schön
    Location: Maroon Lake area
  190. Peregrine Falcon Falco peregrinus
    # Count: X
    Date:
    Observer: Richard Trinkner
    Location: Maroon Bells West Area
  191. Hammond's Flycatcher Empidonax hammondii
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Snowmass
  192. Gray Flycatcher Empidonax wrightii
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Snowmass
  193. Western Flycatcher Empidonax difficilis
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  194. Western Kingbird Tyrannus verticalis
    # Count: X
    Date:
    Observer: Laura Bakken
    Location: Wagner Park
  195. Loggerhead Shrike Lanius ludovicianus
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Snowmass
  196. Northern Shrike Lanius borealis
    # Count: X
    Date:
    Observer: Donnie R. Dann
    Location: Snowmass Village
  197. Blue Jay Cyanocitta cristata
    # Count: X
    Date:
    Observer: Bert Filemyr
    Location: Snowmass
  198. Woodhouse's Scrub-Jay Aphelocoma woodhouseii
    # Count: X
    Date:
    Observer: Donnie R. Dann
    Location: Snowmass Village
  199. Black-billed Magpie Pica hudsonia
    # Count: X
    Date:
    Observer: doug norton
    Location: Aspen Mountain
  200. Common Raven Corvus corax
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  201. Tree Swallow Tachycineta bicolor
    # Count: X
    Date:
    Observer: Mary Kay Waddington
    Location: Norrie
  202. Barn Swallow Hirundo rustica
    # Count: X
    Date:
    Observer: Marbry Hopkins
    Location: Aspen Area
  203. Cliff Swallow Petrochelidon pyrrhonota
    # Count: X
    Date:
    Observer: Mary Kay Waddington
    Location: Norrie
  204. Bushtit Psaltriparus minimus
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  205. Golden-crowned Kinglet Regulus satrapa
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  206. Pygmy Nuthatch Sitta pygmaea
    # Count: X
    Date:
    Observer: Donnie R. Dann
    Location: Snowmass Village
  207. Brown Creeper Certhia americana
    # Count: X
    Date:
    Observer: Paul Bedell
    Location: Weller Lake
  208. European Starling Sturnus vulgaris
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Snowmass
  209. Gray Catbird Dumetella carolinensis
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  210. Northern Mockingbird Mimus polyglottos
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  211. Western Bluebird Sialia mexicana
    # Count: X
    Date:
    Observer: Sara Bettencourt
    Location: Snowmass
  212. Hermit Thrush Catharus guttatus
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  213. Cedar Waxwing Bombycilla cedrorum
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  214. American Pipit Anthus rubescens
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  215. Gray-crowned Rosy-Finch Leucosticte tephrocotis
    # Count: X
    Date:
    Observer: Win Ahrens
    Location: Snowmass
  216. House Finch Haemorhous mexicanus
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  217. Red Crossbill Loxia curvirostra
    # Count: X
    Date:
    Observer: Mary Kay Waddington
    Location: Norrie
  218. Lesser Goldfinch Spinus psaltria
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  219. American Goldfinch Spinus tristis
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  220. Brewer's Sparrow Spizella breweri
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  221. Vesper Sparrow Pooecetes gramineus
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  222. Savannah Sparrow Passerculus sandwichensis
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  223. Song Sparrow Melospiza melodia
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  224. Lincoln's Sparrow Melospiza lincolnii
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  225. Spotted Towhee Pipilo maculatus
    # Count: X
    Date:
    Observer: Donnie R. Dann
    Location: Aspen
  226. Western Meadowlark Sturnella neglecta
    # Count: X
    Date:
    Observer: Laura Bakken
    Location: Wagner Park
  227. Bullock's Oriole Icterus bullockii
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  228. Brown-headed Cowbird Molothrus ater
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Aspen and Environs
  229. Brewer's Blackbird Euphagus cyanocephalus
    # Count: X
    Date:
    Observer: Steven Mlodinow
    Location: Snowmass
  230. Common Grackle Quiscalus quiscula
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  231. Northern Waterthrush Parkesia noveboracensis
    # Count: X
    Date:
    Observer: Loch Kilpatrick
    Location: Redstone (town)
  232. Virginia's Warbler Leiothlypis virginiae
    # Count: X
    Date:
    Observer: Rowena Matthews
    Location: Aspen
  233. Common Yellowthroat Geothlypis trichas
    # Count: X
    Date:
    Observer: EDWARD PAXTON
    Location: Aspen Mountain
  234. Yellow Warbler Setophaga petechia
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  235. Black-throated Gray Warbler Setophaga nigrescens
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen
  236. Townsend's Warbler Setophaga townsendi
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Conundrum Hot Springs
  237. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  238. Lazuli Bunting Passerina amoena
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  239. Indigo Bunting Passerina cyanea
    # Count: X
    Date:
    Observer: Susan Foster
    Location: Aspen

Exotic: Escapee (2)

  1. Chukar Alectoris chukar
    # Count: 8
    Date:
    Observer: Christopher Skelton
    Location: 25427-25787 Colorado 82, Aspen, Colorado, US (39.179, -106.801)
  2. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Narca Moore
    Location: US-CO-Pitkin—Aspen - bike trail to Northstar Preserve

Additional Taxa (74)

  1. swallow sp. Hirundinidae sp.
    # Count: 100
    Date:
    Observer: Bradford Schmonsees
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  2. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 30
    Date:
    Observer: Jack Bushong
    Location: Ruedi Reservoir (Pitkin County)
  3. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    # Count: 7
    Date:
    Observer: Bryan Gieszl
    Location: Lost Man Reservoir
  4. pigeon/dove sp. Columbidae sp.
    # Count: 7
    Date:
    Observer: wayne harris
    Location: Aspen
  5. Common/Barrow's Goldeneye Bucephala clangula/islandica
    # Count: 5
    Date:
    Observer: Catherine Hagen
    Location: Ruedi Reservoir (Pitkin County)
  6. Selasphorus sp. Selasphorus sp.
    # Count: 5
    Date:
    Observer: Tamas Zeke
    Location: Snowmass Village--Rim Trail
  7. bluebird sp. Sialia sp.
    # Count: 4
    Date:
    Observer: Lindsay Purifoy
    Location: White River National Forest, Basalt US-CO (39.3041,-107.1245)
  8. Spinus sp. Spinus sp.
    # Count: 4
    Date:
    Observer: Jake Shorty
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  9. teal sp. Anatidae sp. (teal sp.)
    # Count: 3
    Date:
    Observer: Charlotte Ward
    Location: Meadows Rd trails
  10. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 3
    Date:
    Observer: Ernie Bradley
    Location: Placita River Bottoms CO
  11. Aythya sp. Aythya sp.
    # Count: 3
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  12. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 3
    Date:
    Observer: Jason Hedlund
    Location: Avalanche Campground
  13. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 3
    Date:
    Observer: Catherine Hagen
    Location: County Road 6, Basalt, Colorado, US
  14. blackbird sp. Icteridae sp.
    # Count: 3
    Date:
    Observer: Jason Gregg
    Location: Meadowood meadow
  15. goose sp. Anatidae (goose sp.)
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Chapman Campground
  16. duck sp. Anatidae (duck sp.)
    # Count: 2
    Date:
    Observer: Jake Shorty
    Location: East Brush Creek Nature Trail and Ponds
  17. Horned/Eared Grebe Podiceps auritus/nigricollis
    # Count: 2
    Date:
    Observer: JoAnn Potter Riggle 🦤
    Location: Ruedi Inlet area
  18. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: Ruedi Reservoir (Pitkin County)
  19. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 2
    Date:
    Observer: Dan Jones
    Location: Ruedi Reservoir (Pitkin County)
  20. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    # Count: 2
    Date:
    Observer: Ann Gurka
    Location: Meadows Rd trails
  21. towhee sp. Melozone/Pipilo sp.
    # Count: 2
    Date:
    Observer: Madalynn Connor
    Location: 3141 Prince Creek Road, Carbondale, Colorado, US (39.354, -107.17)
  22. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Ruedi Reservoir (Pitkin County)
  23. swift sp. Apodidae sp.
    # Count: 1
    Date:
    Observer: Timothy White
    Location: Snowmass
  24. Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandri
    # Count: 1
    Date:
    Observer: Tamas Zeke
    Location: Snowmass Village--Rim Trail
  25. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 1
    Date:
    Observer: Charlie Jordan
    Location: Wapiti Wildlife Center
  26. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Heidi Retherford
    Location: Maroon Bells Wilderness
  27. peep sp. Calidris sp. (peep sp.)
    # Count: 1
    Date:
    Observer: Lisa Ayres
    Location: Marolt Open Space
  28. shorebird sp. Charadriiformes sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Crater Lake, Maroon Bells, CO
  29. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: 27637–27845 SH-82 W, Snowmass US-CO 39.31730, -106.94091
  30. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    # Count: 1
    Date:
    Observer: Charles-Robert Barth
    Location: Ruedi Reservoir (Pitkin County)
  31. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Jason Gregg
    Location: Aspen Center for Environmental Studies
  32. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Holly Thomas
    Location: Northstar Preserve, East Aspen trail
  33. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Jake Shorty
    Location: Aspen Village
  34. Buteo/eagle sp. Buteo/eagle sp.
    # Count: 1
    Date:
    Observer: Susan Foster
    Location: Rio Grande Trail
  35. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Philip Moser
    Location: Snowmass Village--Rim Trail
  36. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Rebecca Weiss
    Location: Midway P Tr, above ponds on ridge
  37. sapsucker sp. Sphyrapicus sp.
    # Count: 1
    Date:
    Observer: Rob Batchelder
    Location: Chapman Campground
  38. large falcon sp. Falco sp. (large falcon sp.)
    # Count: 1
    Date:
    Observer: John Anderson
    Location: Red Rim Road (FSR #534)
  39. small falcon sp. Falco sp. (small falcon sp.)
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Independence Pass
  40. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: West of Snowmass Village 1`
  41. pewee sp. (Contopus sp.) Contopus sp.
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Northstar Preserve, East Aspen trail
  42. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    # Count: 1
    Date:
    Observer: Narca Moore
    Location: Maroon Lake area
  43. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Jeff Aufmann
    Location: Maroon Bells Wilderness
  44. Cassin's/Plumbeous Vireo Vireo cassinii/plumbeus
    # Count: 1
    Date:
    Observer: Steve Alpeter
    Location: Aspen
  45. vireo sp. Vireo sp.
    # Count: 1
    Date:
    Observer: Madalynn Connor
    Location: Prince Creek Road, Pitkin County, County Road 5, Carbondale, Colorado, US (39.356, -107.173)
  46. California/Woodhouse's Scrub-Jay Aphelocoma californica/woodhouseii
    # Count: 1
    Date:
    Observer: Barry Mink
    Location: Aspen
  47. raven sp. Corvus sp. (raven sp.)
    # Count: 1
    Date:
    Observer: Barry Mink
    Location: Aspen
  48. crow/raven sp. Corvus sp.
    # Count: 1
    Date:
    Observer: Marilee Meuter
    Location: Snowmass
  49. Black-capped/Mountain Chickadee Poecile atricapillus/gambeli
    # Count: 1
    Date:
    Observer: Fred Wamboldt
    Location: Difficult Campground
  50. chickadee sp. Poecile sp.
    # Count: 1
    Date:
    Observer: Ted Floyd
    Location: Redstone
  51. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Ted Floyd
    Location: Snowmass Ski Area, Snowmass US-CO (39.2085,-106.9637)
  52. nuthatch sp. Sitta sp.
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: 860 Neale Avenue, Aspen, Colorado, US (39.191, -106.813)
  53. Pacific/Winter Wren Troglodytes pacificus/hiemalis
    # Count: 1
    Date:
    Observer: Steven Mlodinow
    Location: Snowmass
  54. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Midland Park Place, Aspen, Colorado, US (39.19, -106.809)
  55. Red/Cassia Crossbill Loxia curvirostra/sinesciuris
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Chapman Campground
  56. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 1
    Date:
    Observer: Philip Moser
    Location: Snowmass--Owl Creek Rd
  57. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Jason Gregg
    Location: Meadowood meadow
  58. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Hans Holbrook
    Location: Difficult Campground
  59. grackle sp. Quiscalus sp.
    # Count: 1
    Date:
    Observer: Jason Gregg
    Location: Meadowood meadow
  60. Setophaga sp. Setophaga sp.
    # Count: 1
    Date:
    Observer: Sameer Apte
    Location: Capitol Creek Rd (Pitkin CR 9)--Monastery Rd to Snowmass Creek Rd
  61. Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalus
    # Count: 1
    Date:
    Observer: Joe Bergquist
    Location: Bergquist-Byrns Home
  62. Lazuli/Indigo Bunting Passerina amoena/cyanea
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  63. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Jake Shorty
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  64. bird sp. Aves sp.
    # Count: 1
    Date:
    Observer: Jake Glassman
    Location: Prince Creek Rd, Basalt US-CO (39.3363,-107.1548)
  65. Yellow-bellied/Red-naped Sapsucker Sphyrapicus varius/nuchalis
    # Count: X
    Date:
    Observer: Robert Merideth
    Location: Aspen Center for Environmental Studies
  66. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: X
    Date:
    Observer: Tamas Zeke
    Location: Snowmass Village--Ditch Trail
  67. woodpecker sp. Picidae sp.
    # Count: X
    Date:
    Observer: Tamas Zeke
    Location: Snowmass Village--Ditch Trail
  68. Alder/Willow Flycatcher (Traill's Flycatcher) Empidonax alnorum/traillii
    # Count: X
    Date:
    Observer: Justin Leahy
    Location: Redstone (town)
  69. Empidonax sp. Empidonax sp.
    # Count: X
    Date:
    Observer: Howie Nielsen
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  70. wren sp. Troglodytidae sp.
    # Count: X
    Date:
    Observer: Marbry Hopkins
    Location: Aspen Area
  71. Bohemian/Cedar Waxwing Bombycilla garrulus/cedrorum
    # Count: X
    Date:
    Observer: Cathy DiSalvo
    Location: Aspen Center for Environmental Studies
  72. rosy-finch sp. Leucosticte sp.
    # Count: X
    Date:
    Observer: Gabriel Gardner
    Location: Snowmass
  73. new world sparrow sp. Passerellidae sp.
    # Count: X
    Date:
    Observer: Tamas Zeke
    Location: East Brush Creek Nature Trail and Ponds
  74. new world warbler sp. Parulidae sp.
    # Count: X
    Date:
    Observer: Tamas Zeke
    Location: East Brush Creek Nature Trail and Ponds