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Bird List

Updated ~14 seconds ago
194 All Years 92 This Year 2024 62 This Month Jun 2024
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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (92)

  1. Western Grebe Aechmophorus occidentalis
    # Count: 90
    Date:
    Observer: Tyler Wilson
    Location: Walden Reservoir
  2. Double-crested Cormorant Nannopterum auritum
    # Count: 120
    Date:
    Observer: Tyler Wilson
    Location: Walden Reservoir
  3. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Tyler Wilson
    Location: Walden Reservoir
  4. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 45
    Date:
    Observer: Tyler Wilson
    Location: Walden Reservoir
  5. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Kevin Molloy
    Location: Walden Reservoir
  6. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Kevin Molloy
    Location: Walden Reservoir
  7. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Kevin Molloy
    Location: Walden Reservoir
  8. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Kevin Molloy
    Location: Walden Reservoir
  9. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Kevin Molloy
    Location: Walden Reservoir
  10. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: Kevin Molloy
    Location: Walden Reservoir
  11. Greater Sage-Grouse Centrocercus urophasianus
    # Count: 1
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  12. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  13. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  14. Horned Lark Eremophila alpestris
    # Count: 30
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  15. Sage Thrasher Oreoscoptes montanus
    # Count: 13
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  16. Brewer's Sparrow Spizella breweri
    # Count: 10
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  17. Vesper Sparrow Pooecetes gramineus
    # Count: 16
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  18. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  19. Eared Grebe Podiceps nigricollis
    # Count: 170
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  20. Bank Swallow Riparia riparia
    # Count: 4
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  21. Savannah Sparrow Passerculus sandwichensis
    # Count: 6
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  22. Blue-winged Teal Spatula discors
    # Count: 2
    Date:
    Observer: Jun Tsuchiya
    Location: Walden Reservoir
  23. Canada Goose Branta canadensis
    # Count: 90
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  24. Clark's Grebe Aechmophorus clarkii
    # Count: 3
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  25. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 2
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  26. Pied-billed Grebe Podilymbus podiceps
    # Count: 6
    Date:
    Observer: Carol Bell
    Location: Walden Reservoir
  27. Marsh Wren Cistothorus palustris
    # Count: 3
    Date:
    Observer: Carol Bell
    Location: Walden Reservoir
  28. Brown-headed Cowbird Molothrus ater
    # Count: 38
    Date:
    Observer: Carol Bell
    Location: Walden Reservoir
  29. Violet-green Swallow Tachycineta thalassina
    # Count: X
    Date:
    Observer: Heidi Burgess
    Location: Walden Reservoir
  30. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 77
    Date:
    Observer: Spencer Hurt
    Location: Walden Reservoir
  31. Common Grackle Quiscalus quiscula
    # Count: 1
    Date:
    Observer: Spencer Hurt
    Location: Walden Reservoir
  32. Killdeer Charadrius vociferus
    # Count: 4
    Date:
    Observer: Noah Brinkman
    Location: Walden Reservoir
  33. Forster's Tern Sterna forsteri
    # Count: 25
    Date:
    Observer: Noah Brinkman
    Location: Walden Reservoir
  34. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Noah Brinkman
    Location: Walden Reservoir
  35. Snowy Egret Egretta thula
    # Count: 5
    Date:
    Observer: Noah Brinkman
    Location: Walden Reservoir
  36. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 12
    Date:
    Observer: Noah Brinkman
    Location: Walden Reservoir
  37. Willet Tringa semipalmata
    # Count: 4
    Date:
    Observer: Amy Hudechek
    Location: Walden Reservoir
  38. Bufflehead Bucephala albeola
    # Count: 4
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  39. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  40. Lesser Yellowlegs Tringa flavipes
    # Count: 3
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  41. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  42. White-faced Ibis Plegadis chihi
    # Count: 14
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  43. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  44. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Steve Barlow
    Location: Walden Reservoir
  45. Ruddy Duck Oxyura jamaicensis
    # Count: 50
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  46. American Coot Fulica americana
    # Count: 100
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  47. Marbled Godwit Limosa fedoa
    # Count: 60
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  48. Wilson's Phalarope Phalaropus tricolor
    # Count: 25
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  49. Spotted Sandpiper Actitis macularius
    # Count: 2
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  50. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 6
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  51. California Gull Larus californicus
    # Count: 350
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  52. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 15
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  53. Tree Swallow Tachycineta bicolor
    # Count: 100
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  54. Lark Sparrow Chondestes grammacus
    # Count: 3
    Date:
    Observer: Nick Komar
    Location: Walden Reservoir
  55. Long-billed Curlew Numenius americanus
    # Count: 6
    Date:
    Observer: Chandriée Davis
    Location: Walden Reservoir
  56. Cinnamon Teal Spatula cyanoptera
    # Count: 9
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  57. Redhead Aythya americana
    # Count: 35
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  58. Lesser Scaup Aythya affinis
    # Count: 45
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  59. American White Pelican Pelecanus erythrorhynchos
    # Count: 401
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  60. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  61. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  62. Barn Swallow Hirundo rustica
    # Count: 3
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  63. European Starling Sturnus vulgaris
    # Count: 15
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  64. Red-winged Blackbird Agelaius phoeniceus
    # Count: 60
    Date:
    Observer: janet fedrizzi
    Location: Walden Reservoir
  65. Swainson's Hawk Buteo swainsoni
    # Count: 4
    Date:
    Observer: M Gaylord
    Location: Walden Reservoir
  66. Snow Goose Anser caerulescens
    # Count: 4
    Date:
    Observer: Steve Borgwald
    Location: Walden Reservoir
  67. Canvasback Aythya valisineria
    # Count: 40
    Date:
    Observer: Archer Silverman
    Location: Walden Reservoir
  68. Northern Shoveler Spatula clypeata
    # Count: 18
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  69. Gadwall Mareca strepera
    # Count: 50
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  70. American Wigeon Mareca americana
    # Count: 35
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  71. Mallard Anas platyrhynchos
    # Count: 25
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  72. Green-winged Teal Anas crecca
    # Count: 30
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  73. Ring-necked Duck Aythya collaris
    # Count: 21
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  74. Common Goldeneye Bucephala clangula
    # Count: 2
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  75. Common Merganser Mergus merganser
    # Count: 16
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  76. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  77. Franklin's Gull Leucophaeus pipixcan
    # Count: 7
    Date:
    Observer: Luke Pheneger
    Location: Walden Reservoir
  78. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Paul Gordy
    Location: Walden Reservoir
  79. Ring-billed Gull Larus delawarensis
    # Count: 34
    Date:
    Observer: Ezekiel Dobson
    Location: Walden Reservoir
  80. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Ezekiel Dobson
    Location: Walden Reservoir
  81. Great Blue Heron Ardea herodias
    # Count: 13
    Date:
    Observer: Ezekiel Dobson
    Location: Walden Reservoir
  82. Turkey Vulture Cathartes aura
    # Count: 2
    Date:
    Observer: Ezekiel Dobson
    Location: Walden Reservoir
  83. Golden Eagle Aquila chrysaetos
    # Count: 2
    Date:
    Observer: Ezekiel Dobson
    Location: Walden Reservoir
  84. Common Raven Corvus corax
    # Count: 7
    Date:
    Observer: Ezekiel Dobson
    Location: Walden Reservoir
  85. Northern Pintail Anas acuta
    # Count: 4
    Date:
    Observer: Grant Medlin
    Location: Walden Reservoir
  86. American Avocet Recurvirostra americana
    # Count: 8
    Date:
    Observer: Grant Medlin
    Location: Walden Reservoir
  87. American Crow Corvus brachyrhynchos
    # Count: 6
    Date:
    Observer: Grant Medlin
    Location: Walden Reservoir
  88. Sandhill Crane Antigone canadensis
    # Count: 4
    Date:
    Observer: Skye Haas
    Location: Walden Reservoir
  89. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Skye Haas
    Location: Walden Reservoir
  90. Black-billed Magpie Pica hudsonia
    # Count: 6
    Date:
    Observer: Skye Haas
    Location: Walden Reservoir
  91. Mountain Bluebird Sialia currucoides
    # Count: 3
    Date:
    Observer: Skye Haas
    Location: Walden Reservoir
  92. Western Meadowlark Sturnella neglecta
    # Count: 4
    Date:
    Observer: Skye Haas
    Location: Walden Reservoir

Additional Taxa (6)

  1. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 1
    Date:
    Observer: Angelo DelloMargio
    Location: Walden Reservoir
  2. swallow sp. Hirundinidae sp.
    # Count: 65
    Date:
    Observer: Spencer Hurt
    Location: Walden Reservoir
  3. blackbird sp. Icteridae sp.
    # Count: 70
    Date:
    Observer: Spencer Hurt
    Location: Walden Reservoir
  4. new world sparrow sp. Passerellidae sp.
    # Count: 3
    Date:
    Observer: Noah Brinkman
    Location: Walden Reservoir
  5. gull sp. Larinae sp.
    # Count: 100
    Date:
    Observer: Paul Gordy
    Location: Walden Reservoir
  6. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Sally Palmer
    Location: Walden Reservoir