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Bird List

Updated ~10 seconds ago
177 All Years 108 This Year 2024 93 This Month May 2024
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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (177)

  1. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  2. Common Raven Corvus corax
    # Count: 12
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  3. Great Blue Heron Ardea herodias
    # Count: 11
    Date:
    Observer: Joseph Stylos
    Location: Cottonwood Reservoir
  4. Yellow-rumped Warbler Setophaga coronata
    # Count: 30
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  5. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  6. Red-winged Blackbird Agelaius phoeniceus
    # Count: 70
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  7. American Robin Turdus migratorius
    # Count: 5
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  8. Rock Pigeon Columba livia
    # Count: 4
    Date:
    Observer: Shelly Windett
    Location: Cottonwood Reservoir
  9. Golden Eagle Aquila chrysaetos
    # Count: 4
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  10. Northern Flicker Colaptes auratus
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  11. American Kestrel Falco sparverius
    # Count: 4
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  12. Lesser Scaup Aythya affinis
    # Count: 240
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  13. Red-breasted Merganser Mergus serrator
    # Count: 41
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  14. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Mark Brown
    Location: Cottonwood Reservoir
  15. Common Merganser Mergus merganser
    # Count: 21
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  16. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  17. Sharp-tailed Grouse Tympanuchus phasianellus
    # Count: 1
    Date:
    Observer: Kevin Ellison
    Location: Cottonwood Reservoir
  18. Northern Harrier Circus hudsonius
    # Count: 6
    Date:
    Observer: Kevin Ellison
    Location: Cottonwood Reservoir
  19. American Coot Fulica americana
    # Count: 1650
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  20. Forster's Tern Sterna forsteri
    # Count: 16
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  21. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  22. Red-necked Phalarope Phalaropus lobatus
    # Count: 145
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  23. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  24. House Finch Haemorhous mexicanus
    # Count: 1
    Date:
    Observer: Mary Keck
    Location: Cottonwood Reservoir
  25. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Julien Amsellem
    Location: Cottonwood Reservoir
  26. Short-eared Owl Asio flammeus
    # Count: 2
    Date:
    Observer: Nathan Goldberg
    Location: Cottonwood Reservoir
  27. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Raphaël Nussbaumer
    Location: Cottonwood Reservoir
  28. Bank Swallow Riparia riparia
    # Count: 700
    Date:
    Observer: Raphaël Nussbaumer
    Location: Cottonwood Reservoir
  29. Clay-colored Sparrow Spizella pallida
    # Count: 2
    Date:
    Observer: Raphaël Nussbaumer
    Location: Cottonwood Reservoir
  30. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  31. Eared Grebe Podiceps nigricollis
    # Count: 3650
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  32. American Avocet Recurvirostra americana
    # Count: 850
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  33. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 325
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  34. Common Grackle Quiscalus quiscula
    # Count: 6
    Date:
    Observer: Mark Brown
    Location: Cottonwood Reservoir
  35. Barn Swallow Hirundo rustica
    # Count: 30
    Date:
    Observer: Anonymous eBirder
    Location: Cottonwood Reservoir
  36. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 125
    Date:
    Observer: Anonymous eBirder
    Location: Cottonwood Reservoir
  37. Wood Duck Aix sponsa
    # Count: 2
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  38. Dark-eyed Junco Junco hyemalis
    # Count: 11
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  39. Surf Scoter Melanitta perspicillata
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Cottonwood Reservoir
  40. Barrow's Goldeneye Bucephala islandica
    # Count: 28
    Date:
    Observer: Anonymous eBirder
    Location: Cottonwood Reservoir
  41. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 6
    Date:
    Observer: Jan Thom
    Location: Cottonwood Reservoir
  42. Caspian Tern Hydroprogne caspia
    # Count: 4
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  43. White-faced Ibis Plegadis chihi
    # Count: 25
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  44. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  45. Sora Porzana carolina
    # Count: 7
    Date:
    Observer: Hobart Collins
    Location: Cottonwood Reservoir
  46. Tree Swallow Tachycineta bicolor
    # Count: 1400
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  47. Black-necked Stilt Himantopus mexicanus
    # Count: 38
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  48. Cackling Goose Branta hutchinsii
    # Count: 3
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  49. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  50. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  51. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Mike Lesnik
    Location: Cottonwood Reservoir
  52. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  53. Eastern Kingbird Tyrannus tyrannus
    # Count: 6
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  54. Cedar Waxwing Bombycilla cedrorum
    # Count: 3
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  55. Baird's Sandpiper Calidris bairdii
    # Count: 400
    Date:
    Observer: Matthew Keefer
    Location: Cottonwood Reservoir
  56. Short-billed Dowitcher Limnodromus griseus
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  57. Yellow Warbler Setophaga petechia
    # Count: 8
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  58. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  59. Common Yellowthroat Geothlypis trichas
    # Count: 3
    Date:
    Observer: Jason St. Pierre
    Location: Cottonwood Reservoir
  60. Ruddy Turnstone Arenaria interpres
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  61. Western Sandpiper Calidris mauri
    # Count: 9
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  62. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 75
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  63. Spotted Sandpiper Actitis macularius
    # Count: 20
    Date:
    Observer: raylene wall
    Location: Cottonwood Reservoir
  64. Song Sparrow Melospiza melodia
    # Count: 5
    Date:
    Observer: raylene wall
    Location: Cottonwood Reservoir
  65. Sage Thrasher Oreoscoptes montanus
    # Count: 5
    Date:
    Observer: Shailesh Pinto
    Location: Cottonwood Reservoir
  66. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Richard Smith
    Location: Cottonwood Reservoir
  67. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Richard Smith
    Location: Cottonwood Reservoir
  68. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 75
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  69. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  70. Cinnamon Teal Spatula cyanoptera
    # Count: 54
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  71. Wilson's Snipe Gallinago delicata
    # Count: 6
    Date:
    Observer: Don Babcock
    Location: Cottonwood Reservoir
  72. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 100
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  73. Western Meadowlark Sturnella neglecta
    # Count: 20
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  74. Willet Tringa semipalmata
    # Count: 98
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  75. Canvasback Aythya valisineria
    # Count: 250
    Date:
    Observer: Travis Kidd
    Location: Cottonwood Reservoir
  76. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  77. American Crow Corvus brachyrhynchos
    # Count: 6
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  78. Tundra Swan Cygnus columbianus
    # Count: 1850
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  79. Common Goldeneye Bucephala clangula
    # Count: 75
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  80. Red-necked Grebe Podiceps grisegena
    # Count: 3
    Date:
    Observer: Garrett Carlson
    Location: Cottonwood Reservoir
  81. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Connor Cochrane
    Location: Cottonwood Reservoir
  82. Gadwall Mareca strepera
    # Count: 400
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  83. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  84. Lark Bunting Calamospiza melanocorys
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  85. Wild Turkey Meleagris gallopavo
    # Count: 2
    Date:
    Observer: Patrice Walker Dello-Russo
    Location: Cottonwood Reservoir
  86. American Tree Sparrow Spizelloides arborea
    # Count: 13
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  87. Ring-billed Gull Larus delawarensis
    # Count: 316
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  88. Black-billed Magpie Pica hudsonia
    # Count: 16
    Date:
    Observer: Steve McInnis
    Location: Cottonwood Reservoir
  89. European Starling Sturnus vulgaris
    # Count: 250
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  90. Common Tern Sterna hirundo
    # Count: 4
    Date:
    Observer: Brent Miller
    Location: Cottonwood Reservoir
  91. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  92. Pectoral Sandpiper Calidris melanotos
    # Count: 9
    Date:
    Observer: Matthew Keefer
    Location: Cottonwood Reservoir
  93. Pied-billed Grebe Podilymbus podiceps
    # Count: 15
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  94. Black-bellied Plover Pluvialis squatarola
    # Count: 9
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  95. Violet-green Swallow Tachycineta thalassina
    # Count: 20
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  96. Brown-headed Cowbird Molothrus ater
    # Count: 40
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  97. Marsh Wren Cistothorus palustris
    # Count: 2
    Date:
    Observer: S Koenen
    Location: Cottonwood Reservoir
  98. Mountain Bluebird Sialia currucoides
    # Count: 4
    Date:
    Observer: Sara Griesemer
    Location: Cottonwood Reservoir
  99. Horned Grebe Podiceps auritus
    # Count: 19
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  100. Stilt Sandpiper Calidris himantopus
    # Count: 17
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  101. Solitary Sandpiper Tringa solitaria
    # Count: 12
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  102. Lesser Yellowlegs Tringa flavipes
    # Count: 85
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  103. Chestnut-collared Longspur Calcarius ornatus
    # Count: 1
    Date:
    Observer: Mitch Hurt
    Location: Cottonwood Reservoir
  104. Gray Partridge Perdix perdix
    # Count: 15
    Date:
    Observer: Mark Brown
    Location: Cottonwood Reservoir
  105. Ring-necked Pheasant Phasianus colchicus
    # Count: 5
    Date:
    Observer: Ned Bixler
    Location: Cottonwood Reservoir
  106. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  107. Black Tern Chlidonias niger
    # Count: 6
    Date:
    Observer: Ned Bixler
    Location: Cottonwood Reservoir
  108. Western Kingbird Tyrannus verticalis
    # Count: 2
    Date:
    Observer: S Koenen
    Location: Cottonwood Reservoir
  109. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  110. Whimbrel Numenius phaeopus
    # Count: 4
    Date:
    Observer: Neil Gilbert
    Location: Cottonwood Reservoir
  111. Hooded Merganser Lophodytes cucullatus
    # Count: 7
    Date:
    Observer: S Koenen
    Location: Cottonwood Reservoir
  112. Rough-legged Hawk Buteo lagopus
    # Count: 3
    Date:
    Observer: S Koenen
    Location: Cottonwood Reservoir
  113. Snow Bunting Plectrophenax nivalis
    # Count: 17
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  114. Greater White-fronted Goose Anser albifrons
    # Count: 2
    Date:
    Observer: Ned Bixler
    Location: Cottonwood Reservoir
  115. Lark Sparrow Chondestes grammacus
    # Count: 4
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  116. Redhead Aythya americana
    # Count: 180
    Date:
    Observer: Tom Forwood JR
    Location: Cottonwood Reservoir
  117. Dunlin Calidris alpina
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  118. Chipping Sparrow Spizella passerina
    # Count: 9
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  119. Mourning Dove Zenaida macroura
    # Count: 8
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  120. Bufflehead Bucephala albeola
    # Count: 50
    Date:
    Observer: Tom Forwood JR
    Location: Cottonwood Reservoir
  121. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  122. Horned Lark Eremophila alpestris
    # Count: 20
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  123. Lapland Longspur Calcarius lapponicus
    # Count: 47
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  124. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  125. Sprague's Pipit Anthus spragueii
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  126. Greater Yellowlegs Tringa melanoleuca
    # Count: 18
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  127. Brewer's Sparrow Spizella breweri
    # Count: 46
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  128. Vesper Sparrow Pooecetes gramineus
    # Count: 33
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  129. Savannah Sparrow Passerculus sandwichensis
    # Count: 52
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  130. Wilson's Phalarope Phalaropus tricolor
    # Count: 625
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  131. Rock Wren Salpinctes obsoletus
    # Count: X
    Date:
    Observer: Terry McEneaney
    Location: Cottonwood Reservoir
  132. Ring-necked Duck Aythya collaris
    # Count: 140
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  133. Mallard Anas platyrhynchos
    # Count: 2000
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  134. Northern Pintail Anas acuta
    # Count: 6000
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  135. Trumpeter Swan Cygnus buccinator
    # Count: 120
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  136. Greater Scaup Aythya marila
    # Count: 6
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  137. California Gull Larus californicus
    # Count: 39
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  138. Sandhill Crane Antigone canadensis
    # Count: 415
    Date:
    Observer: Scott Dean
    Location: Cottonwood Reservoir
  139. Swainson's Hawk Buteo swainsoni
    # Count: 2
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  140. Killdeer Charadrius vociferus
    # Count: 174
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  141. Least Sandpiper Calidris minutilla
    # Count: 37
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  142. Common Nighthawk Chordeiles minor
    # Count: 63
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  143. Long-billed Curlew Numenius americanus
    # Count: 34
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  144. Semipalmated Sandpiper Calidris pusilla
    # Count: 250
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  145. Prairie Falcon Falco mexicanus
    # Count: 2
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  146. Willow Flycatcher Empidonax traillii
    # Count: 2
    Date:
    Observer: James Boccia
    Location: Cottonwood Reservoir
  147. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: James Boccia
    Location: Cottonwood Reservoir
  148. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 4
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  149. Marbled Godwit Limosa fedoa
    # Count: 34
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  150. Ross's Goose Anser rossii
    # Count: 6
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  151. Northern Shoveler Spatula clypeata
    # Count: 480
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  152. American Wigeon Mareca americana
    # Count: 460
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  153. Green-winged Teal Anas crecca
    # Count: 510
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  154. Snow Goose Anser caerulescens
    # Count: 1000
    Date:
    Observer: Scott Dean
    Location: Cottonwood Reservoir
  155. Bald Eagle Haliaeetus leucocephalus
    # Count: 21
    Date:
    Observer: Scott Dean
    Location: Cottonwood Reservoir
  156. White-winged Scoter Melanitta deglandi
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  157. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 27
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  158. Canada Goose Branta canadensis
    # Count: 425
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  159. Franklin's Gull Leucophaeus pipixcan
    # Count: 86
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  160. Blue-winged Teal Spatula discors
    # Count: 83
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  161. Clark's Grebe Aechmophorus clarkii
    # Count: 4
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  162. American Goldfinch Spinus tristis
    # Count: 4
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  163. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  164. Sanderling Calidris alba
    # Count: 25
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  165. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Mark Martucci
    Location: Cottonwood Reservoir
  166. Double-crested Cormorant Nannopterum auritum
    # Count: 74
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  167. American White Pelican Pelecanus erythrorhynchos
    # Count: 200
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  168. American Pipit Anthus rubescens
    # Count: 500
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  169. Semipalmated Plover Charadrius semipalmatus
    # Count: 7
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  170. Ruddy Duck Oxyura jamaicensis
    # Count: 1000
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  171. Western Grebe Aechmophorus occidentalis
    # Count: 60
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  172. Ferruginous Hawk Buteo regalis
    # Count: 3
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  173. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  174. Mountain Chickadee Poecile gambeli
    # Count: 3
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  175. American Golden-Plover Pluvialis dominica
    # Count: 3
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  176. Red-tailed Hawk Buteo jamaicensis
    # Count: 4
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  177. Common Loon Gavia immer
    # Count: 20
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir

Hybrids (1)

  1. Western x Clark's Grebe (hybrid) Aechmophorus occidentalis x clarkii
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir

Additional Taxa (29)

  1. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Jacob Lilley
    Location: Cottonwood Reservoir
  2. waterfowl sp. Anatidae sp.
    # Count: 175
    Date:
    Observer: Julien Amsellem
    Location: Cottonwood Reservoir
  3. peep sp. Calidris sp. (peep sp.)
    # Count: 500
    Date:
    Observer: Erich Fickle
    Location: Cottonwood Reservoir
  4. passerine sp. Passeriformes sp.
    # Count: 5
    Date:
    Observer: Robin Wolcott
    Location: Cottonwood Reservoir
  5. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  6. gull sp. Larinae sp.
    # Count: 22
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  7. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 18
    Date:
    Observer: Bill Shepard
    Location: Cottonwood Reservoir
  8. teal sp. Anatidae sp. (teal sp.)
    # Count: 300
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  9. blackbird sp. Icteridae sp.
    # Count: 30
    Date:
    Observer: Grace Smith
    Location: Cottonwood Reservoir
  10. Aythya sp. Aythya sp.
    # Count: 60
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  11. Horned/Eared Grebe Podiceps auritus/nigricollis
    # Count: 13
    Date:
    Observer: Addi Kyte
    Location: Cottonwood Reservoir
  12. grebe sp. Podicipedidae sp.
    # Count: 15
    Date:
    Observer: Leslie Kehoe
    Location: Cottonwood Reservoir
  13. swallow sp. Hirundinidae sp.
    # Count: 2000
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  14. new world sparrow sp. Passerellidae sp.
    # Count: 60
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  15. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 1500
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  16. eagle sp. Accipitridae sp. (eagle sp.)
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  17. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  18. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 3
    Date:
    Observer: Ned Bixler
    Location: Cottonwood Reservoir
  19. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 29
    Date:
    Observer: Hobart Collins
    Location: Cottonwood Reservoir
  20. Common/Barrow's Goldeneye Bucephala clangula/islandica
    # Count: 15
    Date:
    Observer: Hobart Collins
    Location: Cottonwood Reservoir
  21. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 183
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  22. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: X
    Date:
    Observer: D Drislane
    Location: Cottonwood Reservoir
  23. Sterna sp. Sterna sp.
    # Count: 4
    Date:
    Observer: D Drislane
    Location: Cottonwood Reservoir
  24. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 80
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  25. duck sp. Anatidae (duck sp.)
    # Count: 2500
    Date:
    Observer: Scott Dean
    Location: Cottonwood Reservoir
  26. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 30
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  27. phalarope sp. Phalaropus sp.
    # Count: 90
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  28. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    # Count: 250
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  29. shorebird sp. Charadriiformes sp.
    # Count: 300
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir