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Bird List

Updated ~22 hours ago
239 All Years 155 This Year 2024 61 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (155)

  1. Purple Martin Progne subis
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: Home
  2. American Three-toed Woodpecker Picoides dorsalis
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Difficult Campground
  3. Swainson's Thrush Catharus ustulatus
    # Count: 2
    Date:
    Observer: Catherine Hagen
    Location: Difficult Campground
  4. Flammulated Owl Psiloscops flammeolus
    # Count: 3
    Date:
    Observer: Chris Daniels
    Location: Sunnyside Trail, Aspen US-CO 39.22893, -106.82680
  5. Lesser Goldfinch Spinus psaltria
    # Count: 1
    Date:
    Observer: Annie Downing
    Location: Dinkle Lake Rd, Snowmass US-CO 39.30428, -107.12424
  6. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Matt Blaze
    Location: John Denver Meadowlands
  7. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  8. Western Kingbird Tyrannus verticalis
    # Count: 2
    Date:
    Observer: Catherine Hagen
    Location: Emma Open Space
  9. Western Flycatcher Empidonax difficilis
    # Count: 1
    Date:
    Observer: Jude Stradtner
    Location: Dooley Creek Farm (PRIVATE PROPERTY, NO PUBLIC ACCESS)
  10. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: Rebecca Weiss
    Location: Smuggler Mountain Open Space
  11. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: Rebecca Weiss
    Location: Smuggler Mountain Open Space
  12. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Aspen Center for Environmental Studies
  13. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Owl Creek Trail, Aspen US-CO 39.21119, -106.89948
  14. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Fairview Cemetery (Basalt)
  15. Lazuli Bunting Passerina amoena
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: Fairview Cemetery (Basalt)
  16. Plumbeous Vireo Vireo plumbeus
    # Count: 3
    Date:
    Observer: Chris Daniels
    Location: Windstar Ranch Loop Trail
  17. Warbling Vireo Vireo gilvus
    # Count: 2
    Date:
    Observer: Chris Daniels
    Location: Windstar Ranch Loop Trail
  18. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 2
    Date:
    Observer: Rebecca Weiss
    Location: Radar Rd, Aspen US-CO 39.22431, -106.87293
  19. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Rebecca Weiss
    Location: Radar Rd, Aspen US-CO 39.22431, -106.87293
  20. Eared Grebe Podiceps nigricollis
    # Count: 5
    Date:
    Observer: Bryan Gieszl
    Location: Ruedi Reservoir (Pitkin County)
  21. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Jim Prall
    Location: John Denver Sanctuary
  22. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  23. Band-tailed Pigeon Patagioenas fasciata
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  24. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Snowmass Rodeo wetlands
  25. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: George Waaler
    Location: 478 Oak Ridge Rd, Snowmass Village US-CO 39.22804, -106.93214
  26. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: Home
  27. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Colin Dillingham
    Location: Avalanche Creek
  28. Virginia's Warbler Leiothlypis virginiae
    # Count: 1
    Date:
    Observer: Colin Dillingham
    Location: Avalanche Creek
  29. Brewer's Sparrow Spizella breweri
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  30. White-throated Swift Aeronautes saxatalis
    # Count: 4
    Date:
    Observer: Chris Daniels
    Location: Rim Trail South (Yin Yang Intersection to Sinclair Rd)
  31. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: East Brush Creek Nature Trail and Ponds
  32. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: East Brush Creek Nature Trail and Ponds
  33. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  34. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  35. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Ruedi Reservoir (Pitkin County)
  36. Barn Swallow Hirundo rustica
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: The Snowmass Club, Snowmass Village US-CO 39.22306, -106.92634
  37. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  38. Spotted Sandpiper Actitis macularius
    # Count: 3
    Date:
    Observer: Chris Daniels
    Location: East Brush Creek Nature Trail and Ponds
  39. Western Grebe Aechmophorus occidentalis
    # Count: 8
    Date:
    Observer: Liz Bokram
    Location: Lake Wildcat Way, Snowmass, Colorado, US (39.243, -106.953) Private
  40. House Wren Troglodytes aedon
    # Count: 2
    Date:
    Observer: Phebe Meyers
    Location: Aspen Center for Environmental Studies
  41. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  42. Violet-green Swallow Tachycineta thalassina
    # Count: 6
    Date:
    Observer: Phebe Meyers
    Location: Aspen Center for Environmental Studies
  43. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  44. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Barry Mink
    Location: Brush Creek Co
  45. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Liz Bokram
    Location: Owl Creek Ranch (Private)(39.212, -106.887)
  46. Western Meadowlark Sturnella neglecta
    # Count: 2
    Date:
    Observer: Liz Bokram
    Location: Owl Creek Ranch (Private)(39.212, -106.887)
  47. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 12
    Date:
    Observer: Bryan Gieszl
    Location: Clubhouse ponds
  48. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  49. Broad-tailed Hummingbird Selasphorus platycercus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Home overlooking Reudi Reservoir. 8000’
  50. Rock Wren Salpinctes obsoletus
    # Count: 1
    Date:
    Observer: adr cso
    Location: Arbaney Kittle Trail
  51. Northern Shoveler Spatula clypeata
    # Count: 11
    Date:
    Observer: Chris Daniels
    Location: Black Bess Day Use Area
  52. Willet Tringa semipalmata
    # Count: 6
    Date:
    Observer: Chris Daniels
    Location: Black Bess Day Use Area
  53. Williamson's Sapsucker Sphyrapicus thyroideus
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Triangle Peak Trail, Meredith US-CO 39.30547, -106.92381
  54. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Triangle Peak Trail, Meredith US-CO 39.30547, -106.92381
  55. Virginia Rail Rallus limicola
    # Count: 3
    Date:
    Observer: Bryan Gieszl
    Location: Emma Open Space
  56. Sandhill Crane Antigone canadensis
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: Emma Open Space
  57. Franklin's Gull Leucophaeus pipixcan
    # Count: 60
    Date:
    Observer: Bryan Gieszl
    Location: Ruedi Reservoir (Pitkin County)
  58. Red-naped Sapsucker Sphyrapicus nuchalis
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Difficult Campground
  59. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Difficult Campground
  60. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: East Brush Creek Nature Trail and Ponds
  61. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Snowmass Rodeo wetlands
  62. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Snowmass Rodeo wetlands
  63. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Marie Cecile Lee
    Location: Aspen Center for Environmental Studies
  64. Tree Swallow Tachycineta bicolor
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  65. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: 132 Emma Rd, Basalt US-CO 39.36399, -107.03417
  66. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  67. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  68. Ruby-crowned Kinglet Corthylio calendula
    # Count: 2
    Date:
    Observer: Mackenzie Goldthwait
    Location: Redstone (town)
  69. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  70. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: 39.181945, -106.876074 Aspen, CO 816
  71. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Rebecca Weiss
    Location: 100 Puppy Smith St, Aspen US-CO (39.1949,-106.8210)
  72. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Rebecca Weiss
    Location: Aspen Center for Environmental Studies
  73. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  74. Cinnamon Teal Spatula cyanoptera
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  75. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  76. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  77. Greater Yellowlegs Tringa melanoleuca
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  78. Ring-billed Gull Larus delawarensis
    # Count: 3
    Date:
    Observer: Bryan Gieszl
    Location: Home
  79. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Aspen Center for Environmental Studies
  80. Mountain Bluebird Sialia currucoides
    # Count: 1
    Date:
    Observer: Daniel Jablonski
    Location: Snowmass Village--Ditch Trail
  81. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Phebe Meyers
    Location: Aspen Center for Environmental Studies
  82. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  83. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Midland Park Place, Aspen, Colorado, US (39.189, -106.809)
  84. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Independence Pass Winter Closure Gate
  85. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Kris Starke
    Location: Rabbit Run Trail, Snowmass Village US-CO 39.18760, -106.93788
  86. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: 29562–32100 Frying Pan Rd, Meredith US-CO 39.30903, -106.62510
  87. Dusky Grouse Dendragapus obscurus
    # Count: 1
    Date:
    Observer: Luke Reynolds
    Location: Aspen Mountain
  88. Northern Pygmy-Owl Glaucidium gnoma
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: White River National Forest, Snowmass Village US-CO 39.19666, -106.93037
  89. Black Rosy-Finch Leucosticte atrata
    # Count: 1
    Date:
    Observer: James Eller
    Location: Sam's Knob
  90. American Wigeon Mareca americana
    # Count: 6
    Date:
    Observer: Bryan Gieszl
    Location: 964 Lower River Rd, Snowmass US-CO 39.33102, -106.96818
  91. Green-tailed Towhee Pipilo chlorurus
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: Gateway Mesa, Snowmass, Colorado, US (39.31, -106.988)
  92. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Aspen Center for Environmental Studies
  93. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Chris Daniels
    Location: Aspen Center for Environmental Studies
  94. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: East Brush Creek Nature Trail and Ponds
  95. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  96. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  97. Wild Turkey Meleagris gallopavo
    # Count: 5
    Date:
    Observer: Scott Reynolds
    Location: Difficult Campground
  98. White-tailed Ptarmigan Lagopus leucura
    # Count: 5
    Date:
    Observer: Bryan Gieszl
    Location: White River National Forest, Snowmass Village US-CO 39.16834, -106.97027
  99. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: 201 Aspen Airport Business Center, Aspen, Colorado, US (39.218, -106.861)
  100. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: 201 Aspen Airport Business Center, Aspen, Colorado, US (39.218, -106.861)
  101. European Starling Sturnus vulgaris
    # Count: 3
    Date:
    Observer: Jeff Aufmann
    Location: Art’s place 324 Alexander Ln, Basalt US-CO (39.3611,-107.0365)
  102. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Yard, Aspen, Colorado, US (39.189, -106.809)
  103. Red Crossbill Loxia curvirostra
    # Count: 2
    Date:
    Observer: Chris Daniels
    Location: Government Trail
  104. Cassia Crossbill Loxia sinesciuris
    # Count: 6
    Date:
    Observer: Chris Daniels
    Location: Government Trail
  105. Canada Goose Branta canadensis
    # Count: 7
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Center for Environmental Studies
  106. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Center for Environmental Studies
  107. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: Gerbaz Way, Woody Creek, Colorado, US (39.298, -106.922)
  108. Pine Grosbeak Pinicola enucleator
    # Count: 8
    Date:
    Observer: Chris Daniels
    Location: Roundabout Trail, Aspen US-CO 39.19404, -106.84128
  109. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  110. Bohemian Waxwing Bombycilla garrulus
    # Count: 15
    Date:
    Observer: Bryan Gieszl
    Location: Pond in Fox Run subdivision
  111. Clark's Nutcracker Nucifraga columbiana
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  112. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Aspen Center for Environmental Studies
  113. Pinyon Jay Gymnorhinus cyanocephalus
    # Count: 30
    Date:
    Observer: Dick Filby
    Location: 201 Colorado 82, Basalt, Colorado, US (39.364, -107.035)
  114. Lewis's Woodpecker Melanerpes lewis
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: 902 Sopris Creek Road, Basalt, Colorado, US (39.352, -107.06)
  115. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  116. Bushtit Psaltriparus minimus
    # Count: 8
    Date:
    Observer: Bryan Gieszl
    Location: 1–45 Rainbow Ln, Aspen US-CO 39.28967, -106.90340
  117. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: 408 Gerbaz Bridge Way, Snowmass US-CO 39.29745, -106.91774
  118. Gray-crowned Rosy-Finch Leucosticte tephrocotis
    # Count: 12
    Date:
    Observer: Janet Pettine
    Location: Wapiti Wildlife Center
  119. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Yard, Aspen, Colorado, US (39.189, -106.809)
  120. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Rio Grande Trail--Gerbaz Way Bridge to Snowmass
  121. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: 425 Gerbaz Way, Snowmass, Colorado, US (39.299, -106.919)
  122. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Dick Filby
    Location: 425 Gerbaz Way, Snowmass, Colorado, US (39.299, -106.919)
  123. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Smuggler Mountain Road, Aspen, Colorado, US (39.189, -106.807)
  124. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  125. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Bryan Gieszl
    Location: Home
  126. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Sam's Knob
  127. Brown-capped Rosy-Finch Leucosticte australis
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Sam's Knob
  128. Mallard Anas platyrhynchos
    # Count: 194
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  129. Mexican Duck Anas diazi
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  130. Green-winged Teal Anas crecca
    # Count: 3
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  131. Ring-necked Duck Aythya collaris
    # Count: 10
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  132. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  133. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  134. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  135. White-breasted Nuthatch Sitta carolinensis
    # Count: 4
    Date:
    Observer: Chris St Laurent
    Location: Rio Grande Trail
  136. American Dipper Cinclus mexicanus
    # Count: 1
    Date:
    Observer: Chris St Laurent
    Location: Rio Grande Trail
  137. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: East Brush Creek Nature Trail and Ponds
  138. Evening Grosbeak Coccothraustes vespertinus
    # Count: 9
    Date:
    Observer: Bryan Gieszl
    Location: Home
  139. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  140. Townsend's Solitaire Myadestes townsendi
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  141. Cassin's Finch Haemorhous cassinii
    # Count: 15
    Date:
    Observer: Bryan Gieszl
    Location: Home
  142. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Bryan Gieszl
    Location: Home
  143. Woodhouse's Scrub-Jay Aphelocoma woodhouseii
    # Count: 2
    Date:
    Observer: Catherine Hagen
    Location: Yard, Aspen, Colorado, US (39.189, -106.809)
  144. Black-capped Chickadee Poecile atricapillus
    # Count: 3
    Date:
    Observer: Catherine Hagen
    Location: Yard, Aspen, Colorado, US (39.189, -106.809)
  145. Pygmy Nuthatch Sitta pygmaea
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Yard, Aspen, Colorado, US (39.189, -106.809)
  146. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  147. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 2
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  148. Canada Jay Perisoreus canadensis
    # Count: 2
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  149. Steller's Jay Cyanocitta stelleri
    # Count: 4
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  150. Black-billed Magpie Pica hudsonia
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  151. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  152. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  153. Mountain Chickadee Poecile gambeli
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  154. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain
  155. House Finch Haemorhous mexicanus
    # Count: 3
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Mountain

Additional Taxa (11)

  1. Ruby-crowned/Golden-crowned Kinglet Corthylio calendula/Regulus satrapa
    # Count: 1
    Date:
    Observer: Barry Mink
    Location: Brush Creek Co
  2. hummingbird sp. Trochilidae sp.
    # Count: 10
    Date:
    Observer: Sydney McBrayer
    Location: home
  3. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Midland Avenue, Aspen, Colorado, US (39.189, -106.81)
  4. Black-capped/Mountain Chickadee Poecile atricapillus/gambeli
    # Count: 2
    Date:
    Observer: missy Prudden
    Location: 7406 Upper River Rd, Aspen US-CO (39.2793,-106.8907)
  5. swallow sp. Hirundinidae sp.
    # Count: 3
    Date:
    Observer: missy Prudden
    Location: 7406 Upper River Rd, Aspen US-CO (39.2793,-106.8907)
  6. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Cozy Point Open Space, Aspen, Colorado, US (39.25, -106.885)
  7. bluebird sp. Sialia sp.
    # Count: 1
    Date:
    Observer: Daniel Jablonski
    Location: Snowmass Village--Ditch Trail
  8. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Barry Mink
    Location: Brush Creek Co
  9. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Catherine Hagen
    Location: Aspen Golf Course, Colorado, US (39.201, -106.847)
  10. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Andrew Aldercotte
    Location: Aspen Center for Environmental Studies
  11. rosy-finch sp. Leucosticte sp.
    # Count: 30
    Date:
    Observer: Claire Wayner
    Location: Snowmass