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Bird List

Updated ~11 days ago
378 All Years 230 This Year 2024 125 This Month Jun 2024 119 Global Big Day 8 May 2021
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (118)

  1. Canada Goose Branta canadensis
    # Count: 8
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  2. Northern Shoveler Spatula clypeata
    # Count: 2
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  3. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  4. Mallard Anas platyrhynchos
    # Count: 4
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  5. American Avocet Recurvirostra americana
    # Count: 10
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  6. Snowy Egret Egretta thula
    # Count: 2
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  7. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  8. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  9. Tree Swallow Tachycineta bicolor
    # Count: 12
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  10. European Starling Sturnus vulgaris
    # Count: 40
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  11. Red-winged Blackbird Agelaius phoeniceus
    # Count: 20
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  12. Common Grackle Quiscalus quiscula
    # Count: 3
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  13. Rock Pigeon Columba livia
    # Count: 3
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  14. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 5
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  15. Mourning Dove Zenaida macroura
    # Count: 15
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  16. Killdeer Charadrius vociferus
    # Count: 3
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  17. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  18. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  19. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  20. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  21. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  22. Blue Jay Cyanocitta cristata
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  23. Black-billed Magpie Pica hudsonia
    # Count: 2
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  24. Black-capped Chickadee Poecile atricapillus
    # Count: 2
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  25. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 2
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  26. American Robin Turdus migratorius
    # Count: 10
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  27. House Sparrow Passer domesticus
    # Count: 6
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  28. House Finch Haemorhous mexicanus
    # Count: 2
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  29. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  30. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  31. Western Meadowlark Sturnella neglecta
    # Count: 2
    Date:
    Observer: Brian Genge
    Location: Big Dry Creek Trail--E 144th Ave to Rampart Reservoir
  32. Spotted Towhee Pipilo maculatus
    # Count: 2
    Date:
    Observer: Steve Hebert
    Location: 26th Ave & Hanover Ct
  33. Western Grebe Aechmophorus occidentalis
    # Count: 3
    Date:
    Observer: Jeff Birek
    Location: Jim Baker Reservoir
  34. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 2
    Date:
    Observer: Jeff Birek
    Location: Jim Baker Reservoir
  35. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Jim Baker Reservoir
  36. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Jim Baker Reservoir
  37. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Jim Baker Reservoir
  38. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Jim Baker Reservoir
  39. Redhead Aythya americana
    # Count: 5
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  40. American Coot Fulica americana
    # Count: 2
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  41. Forster's Tern Sterna forsteri
    # Count: 2
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  42. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  43. Ferruginous Hawk Buteo regalis
    # Count: 2
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  44. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  45. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  46. Bank Swallow Riparia riparia
    # Count: 50
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  47. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  48. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  49. Great-tailed Grackle Quiscalus mexicanus
    # Count: 2
    Date:
    Observer: Vanessa Moyle
    Location: Rocky Mountain Arsenal NWR
  50. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: 5519 Lowell Blvd, Denver US-CO 39.79699, -105.03525
  51. Swainson's Hawk Buteo swainsoni
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: 5519 Lowell Blvd, Denver US-CO 39.79699, -105.03525
  52. American Dipper Cinclus mexicanus
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: 5519 Lowell Blvd, Denver US-CO 39.79699, -105.03525
  53. Wood Duck Aix sponsa
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Metzger Farm Open Space
  54. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Metzger Farm Open Space
  55. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  56. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  57. Violet-green Swallow Tachycineta thalassina
    # Count: 4
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  58. Barn Swallow Hirundo rustica
    # Count: 30
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  59. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 50
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  60. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  61. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Jeff Birek
    Location: Lowell Ponds Open Space
  62. Horned Lark Eremophila alpestris
    # Count: 6
    Date:
    Observer: Wyatt Flood
    Location: Rocky Mountain Arsenal NWR
  63. Rock Wren Salpinctes obsoletus
    # Count: 1
    Date:
    Observer: Wyatt Flood
    Location: Rocky Mountain Arsenal NWR
  64. Chipping Sparrow Spizella passerina
    # Count: 6
    Date:
    Observer: Wyatt Flood
    Location: Rocky Mountain Arsenal NWR
  65. Lark Sparrow Chondestes grammacus
    # Count: 8
    Date:
    Observer: Wyatt Flood
    Location: Rocky Mountain Arsenal NWR
  66. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Guillaume Stordeur
    Location: Barr Lake SP--Neidrach Nature Trail & Visitor Center area
  67. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Guillaume Stordeur
    Location: Barr Lake SP--Neidrach Nature Trail & Visitor Center area
  68. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: Tyler Imfeld
    Location: Clear Creek Valley Park
  69. Ring-billed Gull Larus delawarensis
    # Count: 2
    Date:
    Observer: Tyler Imfeld
    Location: Clear Creek Valley Park
  70. American White Pelican Pelecanus erythrorhynchos
    # Count: 1
    Date:
    Observer: Rachael Glazner
    Location: Barr Lake SP
  71. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Rachael Glazner
    Location: Barr Lake SP
  72. Pine Siskin Spinus pinus
    # Count: 3
    Date:
    Observer: Rachael Glazner
    Location: Barr Lake SP
  73. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Jeremy Webster
    Location: Adams Co. (CO) - IH 70
  74. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Helen Berkman
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  75. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Van Rudd
    Location: Rocky Mountain Arsenal NWR
  76. Common Raven Corvus corax
    # Count: 2
    Date:
    Observer: Van Rudd
    Location: Rocky Mountain Arsenal NWR
  77. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 4
    Date:
    Observer: Van Rudd
    Location: Rocky Mountain Arsenal NWR
  78. Lesser Scaup Aythya affinis
    # Count: 2
    Date:
    Observer: Cynthia Madsen
    Location: 132nd Ave. and Buckley Rd.
  79. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 11
    Date:
    Observer: Cynthia Madsen
    Location: 132nd Ave. and Buckley Rd.
  80. Cinnamon Teal Spatula cyanoptera
    # Count: 2
    Date:
    Observer: Amy Fredrickson
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  81. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Guillaume Stordeur
    Location: Rocky Mountain Arsenal NWR--Lake Ladora
  82. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Andrew Thompson
    Location: 8530 N Circle Dr, Westminster US-CO 39.85162, -105.03906
  83. Green-winged Teal Anas crecca
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  84. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  85. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  86. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  87. White-faced Ibis Plegadis chihi
    # Count: 8
    Date:
    Observer: Will Gallagher
    Location: Rocky Mountain Arsenal NWR-- East Auto Tour
  88. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: East 144th Avenue, Brighton, Colorado, US (39.959, -104.724)
  89. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: East 144th Avenue, Brighton, Colorado, US (39.959, -104.724)
  90. Black-necked Stilt Himantopus mexicanus
    # Count: 2
    Date:
    Observer: Will Gallagher
    Location: East 144th Avenue, Brighton, Colorado, US (39.959, -104.724)
  91. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 2
    Date:
    Observer: Will Gallagher
    Location: East 144th Avenue, Brighton, Colorado, US (39.959, -104.724)
  92. Wilson's Phalarope Phalaropus tricolor
    # Count: 26
    Date:
    Observer: Will Gallagher
    Location: East 144th Avenue, Brighton, Colorado, US (39.959, -104.724)
  93. Dark-eyed Junco Junco hyemalis
    # Count: 2
    Date:
    Observer: Mark Obmascik
    Location: Sand Creek Park
  94. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 2
    Date:
    Observer: Robin Filipczak
    Location: Barr Lake SP--Neidrach Nature Trail & Visitor Center area
  95. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: Philip McNichols
    Location: Barr Lake SP--banding station area
  96. Bushtit Psaltriparus minimus
    # Count: 1
    Date:
    Observer: Michelle Puplava
    Location: Morrison Nature Center at Star K Ranch
  97. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Bill Kneeland
    Location: Barr Lake SP
  98. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Bill Kneeland
    Location: Barr Lake SP
  99. Broad-tailed Hummingbird Selasphorus platycercus
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Barr Lake SP--banding station area
  100. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Barr Lake SP--banding station area
  101. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Luke Buckardt
    Location: Lowell Ponds Open Space
  102. Chimney Swift Chaetura pelagica
    # Count: 2
    Date:
    Observer: bob culbertson
    Location: lowell ponds state wildlife area
  103. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: bob culbertson
    Location: lowell ponds state wildlife area
  104. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: ColleenA Nunn
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  105. Eared Grebe Podiceps nigricollis
    # Count: 8
    Date:
    Observer: ColleenA Nunn
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  106. Cackling Goose Branta hutchinsii
    # Count: 2
    Date:
    Observer: Doug Slansky
    Location: Barr Lake SP--Neidrach Nature Trail & Visitor Center area
  107. Northern Waterthrush Parkesia noveboracensis
    # Count: 3
    Date:
    Observer: Doug Slansky
    Location: Barr Lake SP--Neidrach Nature Trail & Visitor Center area
  108. White-winged Dove Zenaida asiatica
    # Count: 1
    Date:
    Observer: Thaddeus Wells
    Location: Barr Lake SP
  109. Franklin's Gull Leucophaeus pipixcan
    # Count: 1
    Date:
    Observer: Thaddeus Wells
    Location: Barr Lake SP
  110. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Thaddeus Wells
    Location: Barr Lake SP
  111. Vesper Sparrow Pooecetes gramineus
    # Count: 3
    Date:
    Observer: Andrew Rothman
    Location: Rocky Mountain Arsenal NWR
  112. Plumbeous Vireo Vireo plumbeus
    # Count: 1
    Date:
    Observer: Will Gallagher
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  113. Rose-breasted Grosbeak Pheucticus ludovicianus
    # Count: 1
    Date:
    Observer: Mark Galek
    Location: Home
  114. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: DAVID HILL
    Location: Barr Lake SP
  115. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: DAVID HILL
    Location: Barr Lake SP
  116. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: DAVID HILL
    Location: Barr Lake SP
  117. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Adam Green
    Location: Green Home2
  118. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: John C Breitsch
    Location: Second Creek and Buckley Ranch Open Spaces

Exotic: Provisional (1)

  1. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Rachael Glazner
    Location: Barr Lake SP

Additional Taxa (18)

  1. shorebird sp. Charadriiformes sp.
    # Count: 6
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  2. swallow sp. Hirundinidae sp.
    # Count: 40
    Date:
    Observer: Colleen Kulesza
    Location: Clear Creek Valley Park
  3. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: CS DeFrance
    Location: Rocky Mountain Arsenal NWR
  4. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Michelle Puplava
    Location: Morrison Nature Center at Star K Ranch
  5. crow/raven sp. Corvus sp.
    # Count: 3
    Date:
    Observer: Bill Kneeland
    Location: Barr Lake SP
  6. grackle sp. Quiscalus sp.
    # Count: 2
    Date:
    Observer: Bill Kneeland
    Location: Barr Lake SP
  7. new world warbler sp. Parulidae sp.
    # Count: 2
    Date:
    Observer: Bill Kneeland
    Location: Barr Lake SP
  8. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Rose Ann Chavez
    Location: Lowell Ponds Open Space
  9. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Rose Ann Chavez
    Location: Lowell Ponds Open Space
  10. Cassin's/Western Kingbird Tyrannus vociferans/verticalis
    # Count: 1
    Date:
    Observer: bob culbertson
    Location: lowell ponds state wildlife area
  11. pigeon/dove sp. Columbidae sp.
    # Count: 2
    Date:
    Observer: ColleenA Nunn
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  12. gull sp. Larinae sp.
    # Count: 9
    Date:
    Observer: ColleenA Nunn
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  13. Double-crested/Neotropic Cormorant Nannopterum auritum/brasilianum
    # Count: 2
    Date:
    Observer: ColleenA Nunn
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  14. blackbird sp. Icteridae sp.
    # Count: 4
    Date:
    Observer: ColleenA Nunn
    Location: Barr Lake SP--Bird Conservancy of the Rockies office area & below dam
  15. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 3
    Date:
    Observer: Doug Slansky
    Location: Barr Lake SP--Neidrach Nature Trail & Visitor Center area
  16. goose sp. Anatidae (goose sp.)
    # Count: 15
    Date:
    Observer: Corryn DePlonty
    Location: Big Dry Creek Park, Westminster US-CO 39.92772, -105.00952
  17. Catharus sp. Catharus sp.
    # Count: 2
    Date:
    Observer: Thaddeus Wells
    Location: Barr Lake SP
  18. thrush sp. Turdidae sp.
    # Count: 2
    Date:
    Observer: Denver Field Ornithologists
    Location: Barr Lake SP