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Rocky Mountain Arsenal NWR-- East Auto Tour

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Bird List

Updated ~7 seconds ago
193 All Years 131 This Year 2024 64 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (192)

  1. Burrowing Owl Athene cunicularia
    # Count: 12
    Date:
    Observer: Diane Roberts
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  2. Wild Turkey Meleagris gallopavo
    # Count: 2
    Date:
    Observer: Bruce Hallman
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  3. Cassin's Sparrow Peucaea cassinii
    # Count: 4
    Date:
    Observer: Megan Miller
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  4. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Mark Hays
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  5. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Susan Rosine
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  6. Lesser Goldfinch Spinus psaltria
    # Count: 1
    Date:
    Observer: Bec Pic
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  7. House Sparrow Passer domesticus
    # Count: 11
    Date:
    Observer: Matthew Harwood
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  8. Blue Grosbeak Passerina caerulea
    # Count: 4
    Date:
    Observer: Matthew Harwood
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  9. White-breasted Nuthatch Sitta carolinensis
    # Count: 2
    Date:
    Observer: Charlie Chase
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  10. Least Sandpiper Calidris minutilla
    # Count: 5
    Date:
    Observer: Julia Gwinn
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  11. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 2
    Date:
    Observer: Chris Scott
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  12. Great-tailed Grackle Quiscalus mexicanus
    # Count: 2
    Date:
    Observer: Carolyn Lueck
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  13. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Lorraine Lanning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  14. American White Pelican Pelecanus erythrorhynchos
    # Count: 43
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  15. Great Horned Owl Bubo virginianus
    # Count: 4
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  16. Rock Pigeon Columba livia
    # Count: 35
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  17. Mountain Chickadee Poecile gambeli
    # Count: 1
    Date:
    Observer: Nancy Rynes
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  18. Gadwall Mareca strepera
    # Count: 200
    Date:
    Observer: Mike Green
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  19. European Starling Sturnus vulgaris
    # Count: 500
    Date:
    Observer: Eric Kershner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  20. Redhead Aythya americana
    # Count: 17
    Date:
    Observer: Jeremy Ballard
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  21. Bufflehead Bucephala albeola
    # Count: 17
    Date:
    Observer: Jeremy Ballard
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  22. Cooper's Hawk Accipiter cooperii
    # Count: 2
    Date:
    Observer: Jeremy Ballard
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  23. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Cynthia Madsen
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  24. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Kevin Moore
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  25. Greater Scaup Aythya marila
    # Count: 2
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  26. Common Merganser Mergus merganser
    # Count: 16
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  27. Red-breasted Merganser Mergus serrator
    # Count: 6
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  28. Northern Harrier Circus hudsonius
    # Count: 11
    Date:
    Observer: Mary Keithler
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  29. American Goldfinch Spinus tristis
    # Count: 12
    Date:
    Observer: Kathy Barnum
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  30. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Riley Morris
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  31. Ferruginous Hawk Buteo regalis
    # Count: 6
    Date:
    Observer: Mike Serruto
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  32. Cackling Goose Branta hutchinsii
    # Count: 500
    Date:
    Observer: Lorraine Lanning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  33. Golden Eagle Aquila chrysaetos
    # Count: 2
    Date:
    Observer: Kate Wisz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  34. Northern Pintail Anas acuta
    # Count: 8
    Date:
    Observer: Josep Ramoneda
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  35. Hooded Merganser Lophodytes cucullatus
    # Count: 25
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  36. Red-tailed Hawk Buteo jamaicensis
    # Count: 21
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  37. Ring-necked Duck Aythya collaris
    # Count: 40
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  38. Barrow's Goldeneye Bucephala islandica
    # Count: 1
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  39. American Tree Sparrow Spizelloides arborea
    # Count: 25
    Date:
    Observer: Shannon Thompson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  40. American Crow Corvus brachyrhynchos
    # Count: 100
    Date:
    Observer: Peggy Gonder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  41. Downy Woodpecker Dryobates pubescens
    # Count: 2
    Date:
    Observer: Gary Warner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  42. Canada Goose Branta canadensis
    # Count: 1000
    Date:
    Observer: Mikayla Ploof
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  43. Snow Goose Anser caerulescens
    # Count: 6
    Date:
    Observer: Mikayla Ploof
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  44. Eared Grebe Podiceps nigricollis
    # Count: 2
    Date:
    Observer: andrea mccoy
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  45. Red-winged Blackbird Agelaius phoeniceus
    # Count: 220
    Date:
    Observer: Mike Serruto
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  46. Pied-billed Grebe Podilymbus podiceps
    # Count: 11
    Date:
    Observer: Steve Moore
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  47. Western Grebe Aechmophorus occidentalis
    # Count: 14
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  48. American Coot Fulica americana
    # Count: 151
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  49. California Gull Larus californicus
    # Count: 15
    Date:
    Observer: Isaac Boardman
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  50. Sandhill Crane Antigone canadensis
    # Count: 150
    Date:
    Observer: Finn Harty
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  51. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Finn Harty
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  52. Red-headed Woodpecker Melanerpes erythrocephalus
    # Count: 1
    Date:
    Observer: Jay Lindgren
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  53. Lincoln's Sparrow Melospiza lincolnii
    # Count: 3
    Date:
    Observer: Bec Pic
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  54. Loggerhead Shrike Lanius ludovicianus
    # Count: 3
    Date:
    Observer: Charlie Chase
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  55. Rock Wren Salpinctes obsoletus
    # Count: 4
    Date:
    Observer: Bill Schreitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  56. Clay-colored Sparrow Spizella pallida
    # Count: 6
    Date:
    Observer: Bill Schreitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  57. Vesper Sparrow Pooecetes gramineus
    # Count: 36
    Date:
    Observer: Charlie Chase
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  58. Savannah Sparrow Passerculus sandwichensis
    # Count: 6
    Date:
    Observer: Bill Schreitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  59. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Bill Schreitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  60. Eastern Kingbird Tyrannus tyrannus
    # Count: 7
    Date:
    Observer: Mat Gerdenich
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  61. Song Sparrow Melospiza melodia
    # Count: 16
    Date:
    Observer: Mat Gerdenich
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  62. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  63. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 35
    Date:
    Observer: Greg Sanda
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  64. Lark Sparrow Chondestes grammacus
    # Count: 25
    Date:
    Observer: Greg Sanda
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  65. Broad-tailed Hummingbird Selasphorus platycercus
    # Count: 3
    Date:
    Observer: Christine Kindl
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  66. Killdeer Charadrius vociferus
    # Count: 30
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  67. Upland Sandpiper Bartramia longicauda
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  68. Pectoral Sandpiper Calidris melanotos
    # Count: 1
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  69. Black-bellied Plover Pluvialis squatarola
    # Count: 3
    Date:
    Observer: Chelsea Crane
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  70. Lesser Yellowlegs Tringa flavipes
    # Count: 14
    Date:
    Observer: Chelsea Crane
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  71. Swainson's Hawk Buteo swainsoni
    # Count: 6
    Date:
    Observer: Drew Daniels
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  72. Barn Swallow Hirundo rustica
    # Count: 39
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  73. Mourning Dove Zenaida macroura
    # Count: 42
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  74. Dickcissel Spiza americana
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  75. Sora Porzana carolina
    # Count: 3
    Date:
    Observer: Tom Behnfield
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  76. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: Tom Behnfield
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  77. Chimney Swift Chaetura pelagica
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  78. Bushtit Psaltriparus minimus
    # Count: 6
    Date:
    Observer: Laura Nelson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  79. Yellow-breasted Chat Icteria virens
    # Count: 2
    Date:
    Observer: Ana Novak
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  80. Common Grackle Quiscalus quiscula
    # Count: 31
    Date:
    Observer: Ana Novak
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  81. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Ana Novak
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  82. Say's Phoebe Sayornis saya
    # Count: 10
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  83. Western Cattle Egret Bubulcus ibis
    # Count: 5
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  84. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Logan Wagner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  85. Western Wood-Pewee Contopus sordidulus
    # Count: 7
    Date:
    Observer: Logan Wagner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  86. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Kenneth Eyster
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  87. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 300
    Date:
    Observer: Tamra Moore
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  88. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: Elaine Chu
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  89. Cassin's Kingbird Tyrannus vociferans
    # Count: 2
    Date:
    Observer: Mike Gregory
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  90. Northern Mockingbird Mimus polyglottos
    # Count: 3
    Date:
    Observer: Ned Wallace & Janet Rogers
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  91. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Bob Thomson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  92. Snowy Egret Egretta thula
    # Count: 90
    Date:
    Observer: Chris Petrizzo
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  93. Great Blue Heron Ardea herodias
    # Count: 13
    Date:
    Observer: Lorraine Lanning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  94. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 2
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  95. Tree Swallow Tachycineta bicolor
    # Count: 35
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  96. Cedar Waxwing Bombycilla cedrorum
    # Count: 5
    Date:
    Observer: Robert Tonge
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  97. Red-eyed Vireo Vireo olivaceus
    # Count: 1
    Date:
    Observer: Jay Lindgren
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  98. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 25
    Date:
    Observer: Cyndy Johnson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  99. Warbling Vireo Vireo gilvus
    # Count: 3
    Date:
    Observer: Jay Lindgren
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  100. Willet Tringa semipalmata
    # Count: 2
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  101. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  102. Lark Bunting Calamospiza melanocorys
    # Count: 130
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  103. Clark's Grebe Aechmophorus clarkii
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  104. White-rumped Sandpiper Calidris fuscicollis
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  105. Western Meadowlark Sturnella neglecta
    # Count: 91
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  106. Forster's Tern Sterna forsteri
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  107. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  108. Yellow Warbler Setophaga petechia
    # Count: 8
    Date:
    Observer: Lorraine Lanning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  109. Violet-green Swallow Tachycineta thalassina
    # Count: 5
    Date:
    Observer: Brad Imhoff
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  110. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Karen R
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  111. White-faced Ibis Plegadis chihi
    # Count: 10
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  112. Western Flycatcher Empidonax difficilis
    # Count: 1
    Date:
    Observer: Cole Lundquist
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  113. Marbled Godwit Limosa fedoa
    # Count: 1
    Date:
    Observer: Molly Updegrove
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  114. Horned Grebe Podiceps auritus
    # Count: 8
    Date:
    Observer: Joe Bevins
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  115. Green-winged Teal Anas crecca
    # Count: 40
    Date:
    Observer: Teri Wills
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  116. Mountain Bluebird Sialia currucoides
    # Count: 30
    Date:
    Observer: Teri Wills
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  117. Horned Lark Eremophila alpestris
    # Count: 600
    Date:
    Observer: Joan Grant
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  118. Short-eared Owl Asio flammeus
    # Count: 2
    Date:
    Observer: Sean Huntley
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  119. Bald Eagle Haliaeetus leucocephalus
    # Count: 19
    Date:
    Observer: Drake Bowser
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  120. Herring Gull Larus argentatus
    # Count: 30
    Date:
    Observer: KW Hammerberg
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  121. Ring-billed Gull Larus delawarensis
    # Count: 150
    Date:
    Observer: Sarah Hoepfner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  122. Blue-winged Teal Spatula discors
    # Count: 30
    Date:
    Observer: LEO SNEAD
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  123. Green-tailed Towhee Pipilo chlorurus
    # Count: 2
    Date:
    Observer: LEO SNEAD
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  124. Black Tern Chlidonias niger
    # Count: 3
    Date:
    Observer: David Ellis
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  125. Mallard Anas platyrhynchos
    # Count: 125
    Date:
    Observer: Cat McGraw
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  126. Western Kingbird Tyrannus verticalis
    # Count: 44
    Date:
    Observer: Riley Morris
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  127. Blue Jay Cyanocitta cristata
    # Count: 8
    Date:
    Observer: Grant D
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  128. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 4
    Date:
    Observer: Grant D
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  129. Gray Catbird Dumetella carolinensis
    # Count: 3
    Date:
    Observer: Grant D
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  130. Brown-headed Cowbird Molothrus ater
    # Count: 30
    Date:
    Observer: Mackenzie Goldthwait
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  131. Bullock's Oriole Icterus bullockii
    # Count: 10
    Date:
    Observer: Jordan Spalding
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  132. Common Nighthawk Chordeiles minor
    # Count: 5
    Date:
    Observer: Stephen Chang
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  133. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: Dave Ebbitt
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  134. American Avocet Recurvirostra americana
    # Count: 34
    Date:
    Observer: ami horowitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  135. Great Egret Ardea alba
    # Count: 7
    Date:
    Observer: ami horowitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  136. Common Yellowthroat Geothlypis trichas
    # Count: 7
    Date:
    Observer: ami horowitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  137. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 40
    Date:
    Observer: John Dunning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  138. Double-crested Cormorant Nannopterum auritum
    # Count: 42
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  139. Western Tanager Piranga ludoviciana
    # Count: X
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  140. Black-necked Stilt Himantopus mexicanus
    # Count: 3
    Date:
    Observer: Ren-Lee Deru
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  141. Yellow-rumped Warbler Setophaga coronata
    # Count: 20
    Date:
    Observer: Will Anderson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  142. Black-capped Chickadee Poecile atricapillus
    # Count: 5
    Date:
    Observer: Bill Schreitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  143. Townsend's Solitaire Myadestes townsendi
    # Count: 4
    Date:
    Observer: Bill Schreitz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  144. Grasshopper Sparrow Ammodramus savannarum
    # Count: 20
    Date:
    Observer: Ren-Lee Deru
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  145. Orchard Oriole Icterus spurius
    # Count: 2
    Date:
    Observer: Tyler Wilson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  146. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Doug Faulkner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  147. Chipping Sparrow Spizella passerina
    # Count: 18
    Date:
    Observer: Tyler Imfeld
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  148. Brewer's Sparrow Spizella breweri
    # Count: 7
    Date:
    Observer: Tyler Imfeld
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  149. Spotted Sandpiper Actitis macularius
    # Count: 5
    Date:
    Observer: Will Gallagher
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  150. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Tyler Imfeld
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  151. Franklin's Gull Leucophaeus pipixcan
    # Count: 19
    Date:
    Observer: Kathy Mihm Dunning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  152. Canvasback Aythya valisineria
    # Count: 25
    Date:
    Observer: Guy McGrane
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  153. American Robin Turdus migratorius
    # Count: 150
    Date:
    Observer: Guy McGrane
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  154. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Chris Goulart
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  155. Common Raven Corvus corax
    # Count: 4
    Date:
    Observer: Martha Delporte
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  156. Sage Thrasher Oreoscoptes montanus
    # Count: 7
    Date:
    Observer: Cathy Sheeter
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  157. Lesser Scaup Aythya affinis
    # Count: 40
    Date:
    Observer: Trey Rogers
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  158. Eastern Bluebird Sialia sialis
    # Count: 3
    Date:
    Observer: Jonathan Schneider
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  159. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 15
    Date:
    Observer: Trey Rogers
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  160. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Paul Kinzer
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  161. Cinnamon Teal Spatula cyanoptera
    # Count: 6
    Date:
    Observer: Paul Kinzer
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  162. Black-billed Magpie Pica hudsonia
    # Count: 25
    Date:
    Observer: Cathy Sheeter
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  163. Bank Swallow Riparia riparia
    # Count: 80
    Date:
    Observer: John Haycraft
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  164. Spotted Towhee Pipilo maculatus
    # Count: 2
    Date:
    Observer: Kirby Adams
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  165. Red-necked Phalarope Phalaropus lobatus
    # Count: 15
    Date:
    Observer: Dwaine Edington
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  166. Wilson's Phalarope Phalaropus tricolor
    # Count: 7
    Date:
    Observer: Aaron Yappert
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  167. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 28
    Date:
    Observer: Riley Morris
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  168. Wood Duck Aix sponsa
    # Count: 5
    Date:
    Observer: Megan Miller
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  169. American Pipit Anthus rubescens
    # Count: 10
    Date:
    Observer: Megan Miller
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  170. Long-billed Curlew Numenius americanus
    # Count: 35
    Date:
    Observer: Meg Reck
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  171. American Kestrel Falco sparverius
    # Count: 8
    Date:
    Observer: Liza Antony
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  172. Wilson's Snipe Gallinago delicata
    # Count: 4
    Date:
    Observer: Aaron Yappert
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  173. Common Goldeneye Bucephala clangula
    # Count: 30
    Date:
    Observer: Danny Fritz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  174. Red-breasted Nuthatch Sitta canadensis
    # Count: 3
    Date:
    Observer: Danny Fritz
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  175. House Finch Haemorhous mexicanus
    # Count: 21
    Date:
    Observer: Chris Petrizzo
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  176. American Wigeon Mareca americana
    # Count: 26
    Date:
    Observer: Bob and Sue Volenec
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  177. Ruddy Duck Oxyura jamaicensis
    # Count: 22
    Date:
    Observer: Bob and Sue Volenec
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  178. Greater Yellowlegs Tringa melanoleuca
    # Count: 12
    Date:
    Observer: Bob and Sue Volenec
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  179. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 12
    Date:
    Observer: Bob Spencer
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  180. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Bob Spencer
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  181. Belted Kingfisher Megaceryle alcyon
    # Count: 3
    Date:
    Observer: Okamoto Keita Sin
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  182. Northern Flicker Colaptes auratus
    # Count: 8
    Date:
    Observer: Okamoto Keita Sin
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  183. Solitary Sandpiper Tringa solitaria
    # Count: 4
    Date:
    Observer: Debbie James
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  184. Baird's Sandpiper Calidris bairdii
    # Count: 3
    Date:
    Observer: Michelle Puplava
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  185. Turkey Vulture Cathartes aura
    # Count: 6
    Date:
    Observer: Betsy Checchia
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  186. House Wren Troglodytes aedon
    # Count: 10
    Date:
    Observer: Rebecca Laroche
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  187. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: John Haycraft
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  188. Northern Shoveler Spatula clypeata
    # Count: 79
    Date:
    Observer: Don Glasco
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  189. Rough-legged Hawk Buteo lagopus
    # Count: 3
    Date:
    Observer: Cole Sage
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  190. Dark-eyed Junco Junco hyemalis
    # Count: 9
    Date:
    Observer: Cole Sage
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  191. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Debbie Behnfield
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  192. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour

Exotic: Provisional (1)

  1. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Doug Shoffner
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour

Exotic: Escapee (1)

  1. Chukar Alectoris chukar
    # Count: 1
    Date:
    Observer: Mick Greene
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour

Additional Taxa (39)

  1. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 2
    Date:
    Observer: Crystal E
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  2. Western/Eastern Meadowlark Sturnella neglecta/magna
    # Count: 1
    Date:
    Observer: Gregory Gavere
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  3. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: 2
    Date:
    Observer: Steve Moore
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  4. pigeon/dove sp. Columbidae sp.
    # Count: 1
    Date:
    Observer: Mat Gerdenich
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  5. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Greg Sanda
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  6. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  7. large shorebird sp. Scolopacidae sp. (large shorebird sp.)
    # Count: 2
    Date:
    Observer: linda p
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  8. Bullock's/Baltimore Oriole Icterus bullockii/galbula
    # Count: 3
    Date:
    Observer: Rick Wright
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  9. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Lorraine Lanning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  10. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    # Count: 3
    Date:
    Observer: Jay Lindgren
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  11. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Tom Marvel
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  12. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 269
    Date:
    Observer: Riley Morris
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  13. Larus sp. Larus sp.
    # Count: 50
    Date:
    Observer: Cole Wolf
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  14. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  15. gull sp. Larinae sp.
    # Count: 40
    Date:
    Observer: LEO SNEAD
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  16. new world sparrow sp. Passerellidae sp.
    # Count: 40
    Date:
    Observer: LEO SNEAD
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  17. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: LEO SNEAD
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  18. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    # Count: 8
    Date:
    Observer: Amy Santee
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  19. teal sp. Anatidae sp. (teal sp.)
    # Count: 11
    Date:
    Observer: John Dunning
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  20. grackle sp. Quiscalus sp.
    # Count: 1
    Date:
    Observer: Joey Della Penna
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  21. peep sp. Calidris sp. (peep sp.)
    # Count: 6
    Date:
    Observer: Stephen Chang
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  22. shorebird sp. Charadriiformes sp.
    # Count: 5
    Date:
    Observer: Stephen Chang
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  23. Sturnella meadowlark sp. Sturnella sp.
    # Count: 5
    Date:
    Observer: DJ Fiore
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  24. swallow sp. Hirundinidae sp.
    # Count: 200
    Date:
    Observer: Carole Rose
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  25. blackbird sp. Icteridae sp.
    # Count: 12
    Date:
    Observer: Janice Arey
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  26. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1
    Date:
    Observer: Chris Goulart
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  27. Haemorhous sp. Haemorhous sp.
    # Count: 21
    Date:
    Observer: Hugh Kingery
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  28. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Jen S
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  29. duck sp. Anatidae (duck sp.)
    # Count: 50
    Date:
    Observer: Kathleen Coates
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  30. Buteo/eagle sp. Buteo/eagle sp.
    # Count: 9
    Date:
    Observer: Crystal Wilson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  31. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 2
    Date:
    Observer: Norman Erthal
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  32. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 2
    Date:
    Observer: Karen Strong
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  33. Buteo sp. Buteo sp.
    # Count: 8
    Date:
    Observer: Chris Petrizzo
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  34. Loggerhead/Northern Shrike Lanius ludovicianus/borealis
    # Count: 1
    Date:
    Observer: adam bock
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  35. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 5
    Date:
    Observer: Bob and Sue Volenec
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  36. new world flycatcher sp. Tyrannidae sp.
    # Count: 2
    Date:
    Observer: Catherine Wertis
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  37. new world oriole sp. Icterus sp.
    # Count: X
    Date:
    Observer: Brian Tavernia
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  38. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Don Glasco
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  39. Spotted/Eastern Towhee (Rufous-sided Towhee) Pipilo maculatus/erythrophthalmus
    # Count: 1
    Date:
    Observer: Lydia Machczynski
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour