Menu
The Cornell Lab
The Cornell Lab

The Cornell Lab of Ornithology builds the eBird global platform for communities and partners around the world to advance data-driven science, education, and conservation.

Change Region

Change Region

Cottonwood Reservoir

Directions Map

Explore...

Bird List

Updated ~3 seconds ago
177 All Years 108 This Year 2024 93 This Month May 2024
Last Observed First Observed High Count

Custom Time Period

Change Time Period

Sort by

  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (177)

  1. Eared Grebe Podiceps nigricollis
    # Count: 235
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  2. American Coot Fulica americana
    # Count: 100
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  3. Gadwall Mareca strepera
    # Count: 53
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  4. Lesser Scaup Aythya affinis
    # Count: 51
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  5. European Starling Sturnus vulgaris
    # Count: 50
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  6. American Wigeon Mareca americana
    # Count: 47
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  7. Northern Shoveler Spatula clypeata
    # Count: 45
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  8. Ruddy Duck Oxyura jamaicensis
    # Count: 34
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  9. Mallard Anas platyrhynchos
    # Count: 31
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  10. American White Pelican Pelecanus erythrorhynchos
    # Count: 29
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  11. Red-winged Blackbird Agelaius phoeniceus
    # Count: 28
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  12. Canada Goose Branta canadensis
    # Count: 26
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  13. Wilson's Phalarope Phalaropus tricolor
    # Count: 18
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  14. Cinnamon Teal Spatula cyanoptera
    # Count: 17
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  15. Blue-winged Teal Spatula discors
    # Count: 15
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  16. Canvasback Aythya valisineria
    # Count: 13
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  17. Ring-necked Duck Aythya collaris
    # Count: 13
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  18. Western Grebe Aechmophorus occidentalis
    # Count: 13
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  19. Red-necked Phalarope Phalaropus lobatus
    # Count: 13
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  20. Tree Swallow Tachycineta bicolor
    # Count: 13
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  21. Great Blue Heron Ardea herodias
    # Count: 11
    Date:
    Observer: Joseph Stylos
    Location: Cottonwood Reservoir
  22. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 9
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  23. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 9
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  24. Tundra Swan Cygnus columbianus
    # Count: 8
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  25. Northern Pintail Anas acuta
    # Count: 8
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  26. Gray Partridge Perdix perdix
    # Count: 8
    Date:
    Observer: Kevin Ellison
    Location: Cottonwood Reservoir
  27. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 8
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  28. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 8
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  29. Green-winged Teal Anas crecca
    # Count: 7
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  30. Greater Yellowlegs Tringa melanoleuca
    # Count: 7
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  31. Bald Eagle Haliaeetus leucocephalus
    # Count: 7
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  32. Common Goldeneye Bucephala clangula
    # Count: 6
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  33. Bank Swallow Riparia riparia
    # Count: 6
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  34. American Tree Sparrow Spizelloides arborea
    # Count: 6
    Date:
    Observer: Beth Madden
    Location: Cottonwood Reservoir
  35. Brown-headed Cowbird Molothrus ater
    # Count: 5
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  36. Red-breasted Merganser Mergus serrator
    # Count: 4
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  37. Sandhill Crane Antigone canadensis
    # Count: 4
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  38. Killdeer Charadrius vociferus
    # Count: 4
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  39. Whimbrel Numenius phaeopus
    # Count: 4
    Date:
    Observer: Neil Gilbert
    Location: Cottonwood Reservoir
  40. Least Sandpiper Calidris minutilla
    # Count: 4
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  41. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 4
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  42. Double-crested Cormorant Nannopterum auritum
    # Count: 4
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  43. Common Raven Corvus corax
    # Count: 4
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  44. Dark-eyed Junco Junco hyemalis
    # Count: 4
    Date:
    Observer: Anonymous eBirder
    Location: Cottonwood Reservoir
  45. Spotted Sandpiper Actitis macularius
    # Count: 3
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  46. Lesser Yellowlegs Tringa flavipes
    # Count: 3
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  47. Willet Tringa semipalmata
    # Count: 3
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  48. Baird's Sandpiper Calidris bairdii
    # Count: 3
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  49. Semipalmated Sandpiper Calidris pusilla
    # Count: 3
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  50. Mountain Chickadee Poecile gambeli
    # Count: 3
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  51. Violet-green Swallow Tachycineta thalassina
    # Count: 3
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  52. Barn Swallow Hirundo rustica
    # Count: 3
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  53. American Robin Turdus migratorius
    # Count: 3
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  54. Cedar Waxwing Bombycilla cedrorum
    # Count: 3
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  55. Snow Bunting Plectrophenax nivalis
    # Count: 3
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  56. Savannah Sparrow Passerculus sandwichensis
    # Count: 3
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  57. Trumpeter Swan Cygnus buccinator
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  58. Wood Duck Aix sponsa
    # Count: 2
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  59. Redhead Aythya americana
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  60. Greater Scaup Aythya marila
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  61. White-winged Scoter Melanitta deglandi
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  62. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  63. Hooded Merganser Lophodytes cucullatus
    # Count: 2
    Date:
    Observer: Jacob Lilley
    Location: Cottonwood Reservoir
  64. Common Merganser Mergus merganser
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  65. Rock Pigeon Columba livia
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  66. Mourning Dove Zenaida macroura
    # Count: 2
    Date:
    Observer: Butch Carter
    Location: Cottonwood Reservoir
  67. Sora Porzana carolina
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  68. American Avocet Recurvirostra americana
    # Count: 2
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  69. Long-billed Curlew Numenius americanus
    # Count: 2
    Date:
    Observer: Mark Brown
    Location: Cottonwood Reservoir
  70. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  71. Wilson's Snipe Gallinago delicata
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  72. Western Sandpiper Calidris mauri
    # Count: 2
    Date:
    Observer: Connor Cochrane
    Location: Cottonwood Reservoir
  73. Franklin's Gull Leucophaeus pipixcan
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  74. Forster's Tern Sterna forsteri
    # Count: 2
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  75. Common Tern Sterna hirundo
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  76. Northern Harrier Circus hudsonius
    # Count: 2
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  77. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  78. Northern Flicker Colaptes auratus
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  79. Willow Flycatcher Empidonax traillii
    # Count: 2
    Date:
    Observer: James Boccia
    Location: Cottonwood Reservoir
  80. American Crow Corvus brachyrhynchos
    # Count: 2
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  81. American Pipit Anthus rubescens
    # Count: 2
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  82. Sprague's Pipit Anthus spragueii
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  83. Clay-colored Sparrow Spizella pallida
    # Count: 2
    Date:
    Observer: Raphaël Nussbaumer
    Location: Cottonwood Reservoir
  84. Lark Bunting Calamospiza melanocorys
    # Count: 2
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  85. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  86. Vesper Sparrow Pooecetes gramineus
    # Count: 2
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  87. Common Grackle Quiscalus quiscula
    # Count: 2
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  88. Snow Goose Anser caerulescens
    # Count: 1
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  89. Ross's Goose Anser rossii
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  90. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  91. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  92. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  93. Surf Scoter Melanitta perspicillata
    # Count: 1
    Date:
    Observer: Kevin Ellison
    Location: Cottonwood Reservoir
  94. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  95. Barrow's Goldeneye Bucephala islandica
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  96. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Machiel van Eldik
    Location: Cottonwood Reservoir
  97. Sharp-tailed Grouse Tympanuchus phasianellus
    # Count: 1
    Date:
    Observer: Kevin Ellison
    Location: Cottonwood Reservoir
  98. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  99. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  100. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  101. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  102. Clark's Grebe Aechmophorus clarkii
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  103. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Cedar Stanistreet
    Location: Cottonwood Reservoir
  104. Common Nighthawk Chordeiles minor
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  105. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Julien Amsellem
    Location: Cottonwood Reservoir
  106. Black-necked Stilt Himantopus mexicanus
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  107. Black-bellied Plover Pluvialis squatarola
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  108. American Golden-Plover Pluvialis dominica
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  109. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: lisa hudnutt
    Location: Cottonwood Reservoir
  110. Marbled Godwit Limosa fedoa
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  111. Short-billed Dowitcher Limnodromus griseus
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  112. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  113. Ruddy Turnstone Arenaria interpres
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  114. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  115. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  116. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Connor Cochrane
    Location: Cottonwood Reservoir
  117. Dunlin Calidris alpina
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  118. Pectoral Sandpiper Calidris melanotos
    # Count: 1
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  119. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  120. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  121. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  122. California Gull Larus californicus
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  123. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  124. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Julien Amsellem
    Location: Cottonwood Reservoir
  125. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  126. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  127. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  128. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Mark Martucci
    Location: Cottonwood Reservoir
  129. White-faced Ibis Plegadis chihi
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  130. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Mary Keck
    Location: Cottonwood Reservoir
  131. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  132. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: E Ander
    Location: Cottonwood Reservoir
  133. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Richard Smith
    Location: Cottonwood Reservoir
  134. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Richard Smith
    Location: Cottonwood Reservoir
  135. Swainson's Hawk Buteo swainsoni
    # Count: 1
    Date:
    Observer: Don Babcock
    Location: Cottonwood Reservoir
  136. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  137. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  138. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  139. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Mike Lesnik
    Location: Cottonwood Reservoir
  140. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  141. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  142. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  143. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Mark Brown
    Location: Cottonwood Reservoir
  144. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Raphaël Nussbaumer
    Location: Cottonwood Reservoir
  145. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  146. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  147. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: James Boccia
    Location: Cottonwood Reservoir
  148. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Lou Ann Harris
    Location: Cottonwood Reservoir
  149. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Nate Kohler
    Location: Cottonwood Reservoir
  150. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  151. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  152. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  153. Black-billed Magpie Pica hudsonia
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  154. Horned Lark Eremophila alpestris
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  155. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: raylene wall
    Location: Cottonwood Reservoir
  156. Sage Thrasher Oreoscoptes montanus
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  157. Mountain Bluebird Sialia currucoides
    # Count: 1
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  158. House Finch Haemorhous mexicanus
    # Count: 1
    Date:
    Observer: Mary Keck
    Location: Cottonwood Reservoir
  159. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  160. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: Julien Amsellem
    Location: Cottonwood Reservoir
  161. Lapland Longspur Calcarius lapponicus
    # Count: 1
    Date:
    Observer: Kevin Ellison
    Location: Cottonwood Reservoir
  162. Chestnut-collared Longspur Calcarius ornatus
    # Count: 1
    Date:
    Observer: Mitch Hurt
    Location: Cottonwood Reservoir
  163. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  164. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Cedar Stanistreet
    Location: Cottonwood Reservoir
  165. Brewer's Sparrow Spizella breweri
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  166. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Eric Rasmussen
    Location: Cottonwood Reservoir
  167. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: lisa hudnutt
    Location: Cottonwood Reservoir
  168. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  169. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Connor Cochrane
    Location: Cottonwood Reservoir
  170. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: James Manning
    Location: Cottonwood Reservoir
  171. Western Meadowlark Sturnella neglecta
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  172. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  173. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Garrett Little
    Location: Cottonwood Reservoir
  174. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  175. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  176. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  177. Rock Wren Salpinctes obsoletus
    # Count: X
    Date:
    Observer: Terry McEneaney
    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. swallow sp. Hirundinidae sp.
    # Count: 500
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  2. shorebird sp. Charadriiformes sp.
    # Count: 300
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  3. waterfowl sp. Anatidae sp.
    # Count: 175
    Date:
    Observer: Julien Amsellem
    Location: Cottonwood Reservoir
  4. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 100
    Date:
    Observer: Andrew Guttenberg
    Location: Cottonwood Reservoir
  5. duck sp. Anatidae (duck sp.)
    # Count: 100
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  6. teal sp. Anatidae sp. (teal sp.)
    # Count: 60
    Date:
    Observer: Matthew Keefer
    Location: Cottonwood Reservoir
  7. phalarope sp. Phalaropus sp.
    # Count: 60
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  8. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 30
    Date:
    Observer: Mark Brown
    Location: Cottonwood Reservoir
  9. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 20
    Date:
    Observer: Nathan Goldberg
    Location: Cottonwood Reservoir
  10. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 18
    Date:
    Observer: Bill Shepard
    Location: Cottonwood Reservoir
  11. peep sp. Calidris sp. (peep sp.)
    # Count: 16
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  12. Horned/Eared Grebe Podiceps auritus/nigricollis
    # Count: 13
    Date:
    Observer: Addi Kyte
    Location: Cottonwood Reservoir
  13. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    # Count: 10
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  14. Aythya sp. Aythya sp.
    # Count: 10
    Date:
    Observer: Jason St. Pierre
    Location: Cottonwood Reservoir
  15. grebe sp. Podicipedidae sp.
    # Count: 10
    Date:
    Observer: Derek Verzuh
    Location: Cottonwood Reservoir
  16. Common/Barrow's Goldeneye Bucephala clangula/islandica
    # Count: 6
    Date:
    Observer: Forrest Rowland
    Location: Cottonwood Reservoir
  17. blackbird sp. Icteridae sp.
    # Count: 6
    Date:
    Observer: Doug McSpadden
    Location: Cottonwood Reservoir
  18. passerine sp. Passeriformes sp.
    # Count: 5
    Date:
    Observer: Robin Wolcott
    Location: Cottonwood Reservoir
  19. new world sparrow sp. Passerellidae sp.
    # Count: 4
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  20. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 2
    Date:
    Observer: Matthew Keefer
    Location: Cottonwood Reservoir
  21. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1
    Date:
    Observer: Cindy Goeddel
    Location: Cottonwood Reservoir
  22. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  23. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Jacob Lilley
    Location: Cottonwood Reservoir
  24. Golden/Bald Eagle Aquila chrysaetos/Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Jacob Lilley
    Location: Cottonwood Reservoir
  25. eagle sp. Accipitridae sp. (eagle sp.)
    # Count: 1
    Date:
    Observer: John Parker
    Location: Cottonwood Reservoir
  26. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Ed Harper
    Location: Cottonwood Reservoir
  27. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: X
    Date:
    Observer: victor fesolowitz
    Location: Cottonwood Reservoir
  28. Common/Red-breasted Merganser Mergus merganser/serrator
    # Count: X
    Date:
    Observer: D Drislane
    Location: Cottonwood Reservoir
  29. Sterna sp. Sterna sp.
    # Count: X
    Date:
    Observer: kristen brush
    Location: Cottonwood Reservoir