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University of Colorado Boulder--South Campus

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Bird List

Updated ~3 seconds ago
190 All Years 93 This Year 2024 35 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (190)

  1. Franklin's Gull Leucophaeus pipixcan
    # Count: 200
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  2. European Starling Sturnus vulgaris
    # Count: 50
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  3. Red-winged Blackbird Agelaius phoeniceus
    # Count: 40
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  4. Sandhill Crane Antigone canadensis
    # Count: 25
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  5. Bohemian Waxwing Bombycilla garrulus
    # Count: 25
    Date:
    Observer: Rob Cassady
    Location: University of Colorado Boulder--South Campus
  6. House Finch Haemorhous mexicanus
    # Count: 16
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  7. Redhead Aythya americana
    # Count: 11
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  8. Cackling Goose Branta hutchinsii
    # Count: 10
    Date:
    Observer: Don Gillespie
    Location: University of Colorado Boulder--South Campus
  9. Common Merganser Mergus merganser
    # Count: 10
    Date:
    Observer: Noah Brinkman
    Location: University of Colorado Boulder--South Campus
  10. Bushtit Psaltriparus minimus
    # Count: 10
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  11. American Robin Turdus migratorius
    # Count: 9
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  12. Dark-eyed Junco Junco hyemalis
    # Count: 8
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  13. Western Meadowlark Sturnella neglecta
    # Count: 8
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  14. Chipping Sparrow Spizella passerina
    # Count: 7
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  15. Northern Shoveler Spatula clypeata
    # Count: 6
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  16. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 6
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  17. Yellow-rumped Warbler Setophaga coronata
    # Count: 6
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  18. Lesser Scaup Aythya affinis
    # Count: 4
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  19. Wilson's Phalarope Phalaropus tricolor
    # Count: 4
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  20. Common Raven Corvus corax
    # Count: 4
    Date:
    Observer: Susan Ringoen
    Location: University of Colorado Boulder--South Campus
  21. Violet-green Swallow Tachycineta thalassina
    # Count: 4
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  22. Mountain Bluebird Sialia currucoides
    # Count: 4
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  23. House Sparrow Passer domesticus
    # Count: 4
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  24. Grasshopper Sparrow Ammodramus savannarum
    # Count: 4
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  25. Lark Sparrow Chondestes grammacus
    # Count: 4
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  26. Lark Bunting Calamospiza melanocorys
    # Count: 4
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  27. Common Grackle Quiscalus quiscula
    # Count: 4
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  28. Yellow Warbler Setophaga petechia
    # Count: 4
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  29. Canada Goose Branta canadensis
    # Count: 3
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  30. Blue-winged Teal Spatula discors
    # Count: 3
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  31. Canvasback Aythya valisineria
    # Count: 3
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  32. Greater Scaup Aythya marila
    # Count: 3
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  33. White-throated Swift Aeronautes saxatalis
    # Count: 3
    Date:
    Observer: Matt Fyfe
    Location: University of Colorado Boulder--South Campus
  34. Black-capped Chickadee Poecile atricapillus
    # Count: 3
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  35. Marsh Wren Cistothorus palustris
    # Count: 3
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  36. Evening Grosbeak Coccothraustes vespertinus
    # Count: 3
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  37. American Goldfinch Spinus tristis
    # Count: 3
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  38. Cinnamon Teal Spatula cyanoptera
    # Count: 2
    Date:
    Observer: Terri Kurtz
    Location: University of Colorado Boulder--South Campus
  39. Mallard Anas platyrhynchos
    # Count: 2
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  40. Green-winged Teal Anas crecca
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  41. Ring-necked Duck Aythya collaris
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  42. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  43. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  44. Ring-billed Gull Larus delawarensis
    # Count: 2
    Date:
    Observer: Jared Shorma
    Location: University of Colorado Boulder--South Campus
  45. American Bittern Botaurus lentiginosus
    # Count: 2
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  46. Broad-winged Hawk Buteo platypterus
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  47. American Kestrel Falco sparverius
    # Count: 2
    Date:
    Observer: Don Gillespie
    Location: University of Colorado Boulder--South Campus
  48. Western Wood-Pewee Contopus sordidulus
    # Count: 2
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  49. Warbling Vireo Vireo gilvus
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  50. Blue Jay Cyanocitta cristata
    # Count: 2
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  51. Black-billed Magpie Pica hudsonia
    # Count: 2
    Date:
    Observer: Don Gillespie
    Location: University of Colorado Boulder--South Campus
  52. Tree Swallow Tachycineta bicolor
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  53. Barn Swallow Hirundo rustica
    # Count: 2
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  54. Ruby-crowned Kinglet Corthylio calendula
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  55. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  56. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  57. American Tree Sparrow Spizelloides arborea
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  58. Vesper Sparrow Pooecetes gramineus
    # Count: 2
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  59. Green-tailed Towhee Pipilo chlorurus
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  60. Brown-headed Cowbird Molothrus ater
    # Count: 2
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  61. Blue Grosbeak Passerina caerulea
    # Count: 2
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  62. Tundra Swan Cygnus columbianus
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  63. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  64. Gadwall Mareca strepera
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  65. American Wigeon Mareca americana
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  66. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Susan Ringoen
    Location: University of Colorado Boulder--South Campus
  67. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  68. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  69. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  70. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Peter Burke
    Location: University of Colorado Boulder--South Campus
  71. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  72. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  73. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  74. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  75. Black Swift Cypseloides niger
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  76. Chimney Swift Chaetura pelagica
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  77. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  78. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Mark Price
    Location: University of Colorado Boulder--South Campus
  79. Broad-tailed Hummingbird Selasphorus platycercus
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  80. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  81. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  82. American Avocet Recurvirostra americana
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  83. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  84. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  85. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  86. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  87. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  88. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  89. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  90. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Steve Kajdasz
    Location: University of Colorado Boulder--South Campus
  91. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  92. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  93. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  94. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  95. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  96. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  97. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  98. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  99. Swainson's Hawk Buteo swainsoni
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  100. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  101. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  102. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: James Millsaps
    Location: University of Colorado Boulder--South Campus
  103. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  104. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  105. Red-naped Sapsucker Sphyrapicus nuchalis
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  106. Lewis's Woodpecker Melanerpes lewis
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  107. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  108. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  109. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  110. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  111. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  112. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  113. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  114. Least Flycatcher Empidonax minimus
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  115. Gray Flycatcher Empidonax wrightii
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  116. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Ken Kenny
    Location: University of Colorado Boulder--South Campus
  117. Black Phoebe Sayornis nigricans
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  118. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  119. Cassin's Kingbird Tyrannus vociferans
    # Count: 1
    Date:
    Observer: Christian Nunes
    Location: University of Colorado Boulder--South Campus
  120. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  121. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  122. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: Matt Hofeditz
    Location: University of Colorado Boulder--South Campus
  123. Plumbeous Vireo Vireo plumbeus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  124. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  125. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  126. Pinyon Jay Gymnorhinus cyanocephalus
    # Count: 1
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  127. Steller's Jay Cyanocitta stelleri
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  128. Woodhouse's Scrub-Jay Aphelocoma woodhouseii
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  129. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  130. Mountain Chickadee Poecile gambeli
    # Count: 1
    Date:
    Observer: Alex Renner
    Location: University of Colorado Boulder--South Campus
  131. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  132. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  133. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  134. Pygmy Nuthatch Sitta pygmaea
    # Count: 1
    Date:
    Observer: Roxanne Van Hove
    Location: University of Colorado Boulder--South Campus
  135. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  136. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  137. Winter Wren Troglodytes hiemalis
    # Count: 1
    Date:
    Observer: Peter Burke
    Location: University of Colorado Boulder--South Campus
  138. Gray Catbird Dumetella carolinensis
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  139. Brown Thrasher Toxostoma rufum
    # Count: 1
    Date:
    Observer: Alexander Brown
    Location: University of Colorado Boulder--South Campus
  140. Sage Thrasher Oreoscoptes montanus
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  141. Eastern Bluebird Sialia sialis
    # Count: 1
    Date:
    Observer: Phil Lyon
    Location: University of Colorado Boulder--South Campus
  142. Western Bluebird Sialia mexicana
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  143. Townsend's Solitaire Myadestes townsendi
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  144. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Jeremy Alcorn
    Location: University of Colorado Boulder--South Campus
  145. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Owen Robertson
    Location: University of Colorado Boulder--South Campus
  146. Cassin's Finch Haemorhous cassinii
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  147. Common Redpoll Acanthis flammea
    # Count: 1
    Date:
    Observer: Kieran Schnitzspahn
    Location: University of Colorado Boulder--South Campus
  148. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  149. Lesser Goldfinch Spinus psaltria
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  150. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  151. Brewer's Sparrow Spizella breweri
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  152. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  153. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 1
    Date:
    Observer: Walter Wehtje
    Location: University of Colorado Boulder--South Campus
  154. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: Phil Lyon
    Location: University of Colorado Boulder--South Campus
  155. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Ken Kenny
    Location: University of Colorado Boulder--South Campus
  156. Sagebrush Sparrow Artemisiospiza nevadensis
    # Count: 1
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  157. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  158. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  159. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Carolyn Beach
    Location: University of Colorado Boulder--South Campus
  160. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Betty Glass
    Location: University of Colorado Boulder--South Campus
  161. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  162. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  163. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Tom Crock
    Location: University of Colorado Boulder--South Campus
  164. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  165. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 1
    Date:
    Observer: Stephen Edwards
    Location: University of Colorado Boulder--South Campus
  166. Tennessee Warbler Leiothlypis peregrina
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  167. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  168. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  169. Virginia's Warbler Leiothlypis virginiae
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  170. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  171. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  172. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  173. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Norman Erthal
    Location: University of Colorado Boulder--South Campus
  174. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  175. Black-throated Green Warbler Setophaga virens
    # Count: 1
    Date:
    Observer: Peter Gent
    Location: University of Colorado Boulder--South Campus
  176. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  177. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  178. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  179. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  180. Sora Porzana carolina
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  181. Long-billed Curlew Numenius americanus
    # Count: X
    Date:
    Observer: Tim Smart
    Location: University of Colorado Boulder--South Campus
  182. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: X
    Date:
    Observer: Jeff Yegian
    Location: University of Colorado Boulder--South Campus
  183. Brown Creeper Certhia americana
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  184. Varied Thrush Ixoreus naevius
    # Count: X
    Date:
    Observer: Randall Siebert
    Location: University of Colorado Boulder--South Campus
  185. Hermit Thrush Catharus guttatus
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  186. Red Crossbill Loxia curvirostra
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  187. Black-throated Sparrow Amphispiza bilineata
    # Count: X
    Date:
    Observer: edith israel
    Location: University of Colorado Boulder--South Campus
  188. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  189. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus
  190. Indigo Bunting Passerina cyanea
    # Count: X
    Date:
    Observer: Heather Hurford
    Location: University of Colorado Boulder--South Campus

Hybrids (1)

  1. Black-capped x Mountain Chickadee (hybrid) Poecile atricapillus x gambeli
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus

Additional Taxa (38)

  1. duck sp. Anatidae (duck sp.)
    # Count: 135
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  2. Spizella sp./American Tree Sparrow Spizella/Spizelloides sp.
    # Count: 20
    Date:
    Observer: Donna Sichko
    Location: University of Colorado Boulder--South Campus
  3. swallow sp. Hirundinidae sp.
    # Count: 12
    Date:
    Observer: Jared Shorma
    Location: University of Colorado Boulder--South Campus
  4. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 10
    Date:
    Observer: Rob Cassady
    Location: University of Colorado Boulder--South Campus
  5. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 10
    Date:
    Observer: Ken Kenny
    Location: University of Colorado Boulder--South Campus
  6. Black-capped/Mountain Chickadee Poecile atricapillus/gambeli
    # Count: 6
    Date:
    Observer: Philip McNichols
    Location: University of Colorado Boulder--South Campus
  7. grackle sp. Quiscalus sp.
    # Count: 5
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  8. pigeon/dove sp. Columbidae sp.
    # Count: 3
    Date:
    Observer: Deb Piranian
    Location: University of Colorado Boulder--South Campus
  9. bluebird sp. Sialia sp.
    # Count: 3
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  10. blackbird sp. Icteridae sp.
    # Count: 3
    Date:
    Observer: Rob Cassady
    Location: University of Colorado Boulder--South Campus
  11. Common/Barrow's Goldeneye Bucephala clangula/islandica
    # Count: 2
    Date:
    Observer: MaryJo Davies
    Location: University of Colorado Boulder--South Campus
  12. merganser sp. Mergellus/Lophodytes/Mergus sp.
    # Count: 2
    Date:
    Observer: Lark Latch
    Location: University of Colorado Boulder--South Campus
  13. hummingbird sp. Trochilidae sp.
    # Count: 2
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  14. gull sp. Larinae sp.
    # Count: 2
    Date:
    Observer: Noah Brinkman
    Location: University of Colorado Boulder--South Campus
  15. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 1
    Date:
    Observer: Rob Cassady
    Location: University of Colorado Boulder--South Campus
  16. Aythya sp. Aythya sp.
    # Count: 1
    Date:
    Observer: Ted Floyd
    Location: University of Colorado Boulder--South Campus
  17. swift sp. Apodidae sp.
    # Count: 1
    Date:
    Observer: Jared Shorma
    Location: University of Colorado Boulder--South Campus
  18. Ruby-throated/Black-chinned Hummingbird Archilochus colubris/alexandri
    # Count: 1
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  19. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  20. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Ken Kenny
    Location: University of Colorado Boulder--South Campus
  21. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  22. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Kieran Schnitzspahn
    Location: University of Colorado Boulder--South Campus
  23. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  24. eagle sp. Accipitridae sp. (eagle sp.)
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  25. large falcon sp. Falco sp. (large falcon sp.)
    # Count: 1
    Date:
    Observer: Glenn Gade
    Location: University of Colorado Boulder--South Campus
  26. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  27. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  28. new world flycatcher sp. Tyrannidae sp.
    # Count: 1
    Date:
    Observer: Glenn Gade
    Location: University of Colorado Boulder--South Campus
  29. Loggerhead/Northern Shrike Lanius ludovicianus/borealis
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  30. raven sp. Corvus sp. (raven sp.)
    # Count: 1
    Date:
    Observer: Laura Steadman
    Location: University of Colorado Boulder--South Campus
  31. crow/raven sp. Corvus sp.
    # Count: 1
    Date:
    Observer: Rob Cassady
    Location: University of Colorado Boulder--South Campus
  32. chickadee sp. Poecile sp.
    # Count: 1
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  33. nuthatch sp. Sitta sp.
    # Count: 1
    Date:
    Observer: Melissa Mezger
    Location: University of Colorado Boulder--South Campus
  34. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Ted Floyd
    Location: University of Colorado Boulder--South Campus
  35. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus
  36. Sturnella meadowlark sp. Sturnella sp.
    # Count: 1
    Date:
    Observer: Catherine Labio
    Location: University of Colorado Boulder--South Campus
  37. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Daniel Gelbart
    Location: University of Colorado Boulder--South Campus
  38. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Jeffrey Price
    Location: University of Colorado Boulder--South Campus