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Bird List

Updated ~13 seconds ago
189 All Years 104 This Year 2024 61 This Month Jun 2024
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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (189)

  1. California Quail Callipepla californica
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  2. Pied-billed Grebe Podilymbus podiceps
    # Count: 6
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  3. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  4. Anna's Hummingbird Calypte anna
    # Count: 6
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  5. American Coot Fulica americana
    # Count: 8
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  6. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  7. Turkey Vulture Cathartes aura
    # Count: 8
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  8. White-tailed Kite Elanus leucurus
    # Count: 5
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  9. Red-shouldered Hawk Buteo lineatus
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  10. Red-tailed Hawk Buteo jamaicensis
    # Count: 6
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  11. Acorn Woodpecker Melanerpes formicivorus
    # Count: 12
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  12. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  13. Nuttall's Woodpecker Dryobates nuttallii
    # Count: 4
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  14. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  15. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  16. Black Phoebe Sayornis nigricans
    # Count: 3
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  17. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 4
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  18. Hutton's Vireo Vireo huttoni
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  19. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  20. California Scrub-Jay Aphelocoma californica
    # Count: 5
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  21. American Crow Corvus brachyrhynchos
    # Count: 5
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  22. Common Raven Corvus corax
    # Count: 5
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  23. Chestnut-backed Chickadee Poecile rufescens
    # Count: 12
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  24. Oak Titmouse Baeolophus inornatus
    # Count: 20
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  25. Tree Swallow Tachycineta bicolor
    # Count: 3
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  26. Violet-green Swallow Tachycineta thalassina
    # Count: 7
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  27. Barn Swallow Hirundo rustica
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  28. Bushtit Psaltriparus minimus
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  29. Wrentit Chamaea fasciata
    # Count: 3
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  30. White-breasted Nuthatch Sitta carolinensis
    # Count: 7
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  31. House Wren Troglodytes aedon
    # Count: 4
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  32. Bewick's Wren Thryomanes bewickii
    # Count: 10
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  33. Western Bluebird Sialia mexicana
    # Count: 9
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  34. House Finch Haemorhous mexicanus
    # Count: 10
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  35. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  36. Lesser Goldfinch Spinus psaltria
    # Count: 18
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  37. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  38. Song Sparrow Melospiza melodia
    # Count: 5
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  39. California Towhee Melozone crissalis
    # Count: 7
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  40. Spotted Towhee Pipilo maculatus
    # Count: 12
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  41. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  42. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  43. Wilson's Warbler Cardellina pusilla
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  44. Canada Goose Branta canadensis
    # Count: 10
    Date:
    Observer: steve rabin
    Location: Pearson-Arastradero Preserve
  45. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: steve rabin
    Location: Pearson-Arastradero Preserve
  46. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: steve rabin
    Location: Pearson-Arastradero Preserve
  47. Western Flycatcher Empidonax difficilis
    # Count: 1
    Date:
    Observer: steve rabin
    Location: Pearson-Arastradero Preserve
  48. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 5
    Date:
    Observer: steve rabin
    Location: Pearson-Arastradero Preserve
  49. European Starling Sturnus vulgaris
    # Count: 1
    Date:
    Observer: steve rabin
    Location: Pearson-Arastradero Preserve
  50. Mallard Anas platyrhynchos
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  51. Rock Pigeon Columba livia
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  52. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  53. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  54. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  55. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  56. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  57. Hairy Woodpecker Dryobates villosus
    # Count: 2
    Date:
    Observer: Naomi Goodman
    Location: Pearson-Arastradero Preserve
  58. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 3
    Date:
    Observer: Naomi Goodman
    Location: Pearson-Arastradero Preserve
  59. Band-tailed Pigeon Patagioenas fasciata
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  60. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  61. Steller's Jay Cyanocitta stelleri
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  62. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Bob Bolles
    Location: Pearson-Arastradero Preserve
  63. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Vinayak Hebbagil
    Location: Pearson-Arastradero Preserve
  64. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Vinayak Hebbagil
    Location: Pearson-Arastradero Preserve
  65. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Ellyn Corey
    Location: Pearson-Arastradero Preserve
  66. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Ellyn Corey
    Location: Pearson-Arastradero Preserve
  67. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Ellyn Corey
    Location: Pearson-Arastradero Preserve
  68. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Erik Lyon
    Location: Pearson-Arastradero Preserve
  69. California Thrasher Toxostoma redivivum
    # Count: 2
    Date:
    Observer: Erik Lyon
    Location: Pearson-Arastradero Preserve
  70. Western Kingbird Tyrannus verticalis
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Pearson-Arastradero Preserve
  71. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Kim Farrell
    Location: Pearson-Arastradero Preserve
  72. Killdeer Charadrius vociferus
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  73. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  74. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  75. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  76. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Pingang Wang
    Location: Pearson-Arastradero Preserve
  77. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 2
    Date:
    Observer: Adam Burnett
    Location: Pearson-Arastradero Preserve
  78. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Adam Burnett
    Location: Pearson-Arastradero Preserve
  79. White-throated Swift Aeronautes saxatalis
    # Count: 1
    Date:
    Observer: Kaiting H
    Location: Pearson-Arastradero Preserve
  80. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Kaiting H
    Location: Pearson-Arastradero Preserve
  81. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Kaiting H
    Location: Pearson-Arastradero Preserve
  82. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  83. Western Meadowlark Sturnella neglecta
    # Count: 1
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  84. Red-winged Blackbird Agelaius phoeniceus
    # Count: 13
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  85. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  86. Hermit Thrush Catharus guttatus
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  87. Pine Siskin Spinus pinus
    # Count: 7
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  88. Townsend's Warbler Setophaga townsendi
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  89. Ring-necked Duck Aythya collaris
    # Count: 3
    Date:
    Observer: Josiah Parris
    Location: Pearson-Arastradero Preserve
  90. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Jim Dehnert
    Location: Pearson-Arastradero Preserve
  91. Savannah Sparrow Passerculus sandwichensis
    # Count: 2
    Date:
    Observer: Jim Dehnert
    Location: Pearson-Arastradero Preserve
  92. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Naomi Goodman
    Location: Pearson-Arastradero Preserve
  93. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  94. Red-breasted Sapsucker Sphyrapicus ruber
    # Count: 2
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  95. Lincoln's Sparrow Melospiza lincolnii
    # Count: 2
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  96. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 2
    Date:
    Observer: Jim Dehnert
    Location: Pearson-Arastradero Preserve
  97. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: Jim Dehnert
    Location: Pearson-Arastradero Preserve
  98. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Carol Greenstreet
    Location: Pearson-Arastradero Preserve
  99. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Paul Swigart
    Location: Pearson-Arastradero Preserve
  100. American White Pelican Pelecanus erythrorhynchos
    # Count: 1
    Date:
    Observer: Peter Trueblood
    Location: Pearson-Arastradero Preserve
  101. Greater Scaup Aythya marila
    # Count: 7
    Date:
    Observer: Douglas Brown
    Location: Pearson-Arastradero Preserve
  102. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Douglas Brown
    Location: Pearson-Arastradero Preserve
  103. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Douglas Brown
    Location: Pearson-Arastradero Preserve
  104. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Vinayak Hebbagil
    Location: Pearson-Arastradero Preserve
  105. Lesser Scaup Aythya affinis
    # Count: 3
    Date:
    Observer: Adit Kapadia
    Location: Pearson-Arastradero Preserve
  106. Northern Shoveler Spatula clypeata
    # Count: 3
    Date:
    Observer: Tonie Hansen
    Location: Pearson-Arastradero Preserve
  107. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  108. Pacific Wren Troglodytes pacificus
    # Count: 1
    Date:
    Observer: Tony Battiste
    Location: Pearson-Arastradero Preserve
  109. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  110. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  111. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Eve Meier
    Location: Pearson-Arastradero Preserve
  112. Varied Thrush Ixoreus naevius
    # Count: 2
    Date:
    Observer: Eve Meier
    Location: Pearson-Arastradero Preserve
  113. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Eve Meier
    Location: Pearson-Arastradero Preserve
  114. Blue-winged Teal Spatula discors
    # Count: 4
    Date:
    Observer: Dennis Hwa
    Location: Pearson-Arastradero Preserve
  115. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Noreen Weeden
    Location: Pearson-Arastradero Preserve
  116. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  117. American Goldfinch Spinus tristis
    # Count: 2
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  118. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  119. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  120. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  121. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Pearson-Arastradero Preserve
  122. California Gull Larus californicus
    # Count: 4
    Date:
    Observer: Vivek Madasu
    Location: Pearson-Arastradero Preserve
  123. Pygmy Nuthatch Sitta pygmaea
    # Count: 1
    Date:
    Observer: Vivek Madasu
    Location: Pearson-Arastradero Preserve
  124. Hooded Oriole Icterus cucullatus
    # Count: 1
    Date:
    Observer: Carter Kremer
    Location: Pearson-Arastradero Preserve
  125. Vaux's Swift Chaetura vauxi
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  126. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  127. Forster's Tern Sterna forsteri
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  128. Swainson's Thrush Catharus ustulatus
    # Count: 3
    Date:
    Observer: Chris Dong
    Location: Pearson-Arastradero Preserve
  129. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  130. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  131. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: Garrett Lau
    Location: Pearson-Arastradero Preserve
  132. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Garrett Lau
    Location: Pearson-Arastradero Preserve
  133. Lewis's Woodpecker Melanerpes lewis
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  134. Cackling Goose Branta hutchinsii
    # Count: 4
    Date:
    Observer: Colin Urmson
    Location: Pearson-Arastradero Preserve
  135. Green-winged Teal Anas crecca
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  136. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  137. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  138. Canvasback Aythya valisineria
    # Count: 4
    Date:
    Observer: Andrew Bradshaw
    Location: Pearson-Arastradero Preserve
  139. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Ryan Arash Marsh
    Location: Pearson-Arastradero Preserve
  140. Short-billed Dowitcher Limnodromus griseus
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  141. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: L. Burkett
    Location: Pearson-Arastradero Preserve
  142. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  143. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Thomas Olson
    Location: Pearson-Arastradero Preserve
  144. Caspian Tern Hydroprogne caspia
    # Count: 3
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  145. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: fevvers mcduff
    Location: Pearson-Arastradero Preserve
  146. Hermit Warbler Setophaga occidentalis
    # Count: 1
    Date:
    Observer: Joseph Ribera
    Location: Pearson-Arastradero Preserve
  147. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Michelle Maton
    Location: Pearson-Arastradero Preserve
  148. Cinnamon Teal Spatula cyanoptera
    # Count: 1
    Date:
    Observer: Becky Newman
    Location: Pearson-Arastradero Preserve
  149. Common Merganser Mergus merganser
    # Count: 15
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  150. Lawrence's Goldfinch Spinus lawrencei
    # Count: 2
    Date:
    Observer: Winnifred Homer-Smith
    Location: Pearson-Arastradero Preserve
  151. Phainopepla Phainopepla nitens
    # Count: 1
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  152. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  153. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Stephanie Klein
    Location: Pearson-Arastradero Preserve
  154. Great-tailed Grackle Quiscalus mexicanus
    # Count: 1
    Date:
    Observer: Naomi Goodman
    Location: Pearson-Arastradero Preserve
  155. Western Screech-Owl Megascops kennicottii
    # Count: 1
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  156. Common Goldeneye Bucephala clangula
    # Count: 4
    Date:
    Observer: Alexandra Uti
    Location: Pearson-Arastradero Preserve
  157. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  158. Western Grebe Aechmophorus occidentalis
    # Count: 8
    Date:
    Observer: Melissa Johnson
    Location: Pearson-Arastradero Preserve
  159. Black-necked Stilt Himantopus mexicanus
    # Count: 25
    Date:
    Observer: Melissa Johnson
    Location: Pearson-Arastradero Preserve
  160. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Margaret & Fred Parkes
    Location: Pearson-Arastradero Preserve
  161. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Bob Bolles
    Location: Pearson-Arastradero Preserve
  162. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: Brooke Miller
    Location: Pearson-Arastradero Preserve
  163. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Mike Shafto
    Location: Pearson-Arastradero Preserve
  164. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Andrew Bradshaw
    Location: Pearson-Arastradero Preserve
  165. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Andrew Bradshaw
    Location: Pearson-Arastradero Preserve
  166. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Robert Furrow
    Location: Pearson-Arastradero Preserve
  167. Northern Pygmy-Owl Glaucidium gnoma
    # Count: 1
    Date:
    Observer: Robert Furrow
    Location: Pearson-Arastradero Preserve
  168. Swainson's Hawk Buteo swainsoni
    # Count: 2
    Date:
    Observer: Robert Furrow
    Location: Pearson-Arastradero Preserve
  169. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Jim Dehnert
    Location: Pearson-Arastradero Preserve
  170. Surf Scoter Melanitta perspicillata
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Pearson-Arastradero Preserve
  171. Glaucous-winged Gull Larus glaucescens
    # Count: 2
    Date:
    Observer: Kite Skimaunder
    Location: Pearson-Arastradero Preserve
  172. Allen's Hummingbird Selasphorus sasin
    # Count: 1
    Date:
    Observer: Noreen Weeden
    Location: Pearson-Arastradero Preserve
  173. Tricolored Blackbird Agelaius tricolor
    # Count: 1
    Date:
    Observer: Margaret & Fred Parkes
    Location: Pearson-Arastradero Preserve
  174. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  175. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Peter Hawrylyshyn
    Location: Pearson-Arastradero Preserve
  176. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Jasen Liu
    Location: Pearson-Arastradero Preserve
  177. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Michelle Maton
    Location: Pearson-Arastradero Preserve
  178. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Will Brooks
    Location: Pearson-Arastradero Preserve
  179. Burrowing Owl Athene cunicularia
    # Count: 1
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  180. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: R H
    Location: Pearson-Arastradero Preserve
  181. Clark's Grebe Aechmophorus clarkii
    # Count: 1
    Date:
    Observer: Garth Harwood
    Location: Pearson-Arastradero Preserve
  182. Evening Grosbeak Coccothraustes vespertinus
    # Count: 8
    Date:
    Observer: Laurie Graham
    Location: Pearson-Arastradero Preserve
  183. Ring-necked Pheasant Phasianus colchicus
    # Count: X
    Date:
    Observer: MaryLou McKenna
    Location: Pearson-Arastradero Preserve
  184. Yellow-billed Magpie Pica nuttalli
    # Count: 1
    Date:
    Observer: Tom Wheeler
    Location: Pearson-Arastradero Preserve
  185. Semipalmated Plover Charadrius semipalmatus
    # Count: X
    Date:
    Observer: MaryLou McKenna
    Location: Pearson-Arastradero Preserve
  186. Long-billed Curlew Numenius americanus
    # Count: X
    Date:
    Observer: MaryLou McKenna
    Location: Pearson-Arastradero Preserve
  187. Eurasian Wigeon Mareca penelope
    # Count: X
    Date:
    Observer: Malini Kaushik
    Location: Pearson-Arastradero Preserve
  188. Yellow-bellied Sapsucker Sphyrapicus varius
    # Count: 1
    Date:
    Observer: Steve Rottenborn
    Location: Pearson-Arastradero Preserve
  189. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Steve Rottenborn
    Location: Pearson-Arastradero Preserve

Additional Taxa (28)

  1. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Pearson-Arastradero Preserve
  2. swallow sp. Hirundinidae sp.
    # Count: 6
    Date:
    Observer: Anonymous eBirder
    Location: Pearson-Arastradero Preserve
  3. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  4. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    # Count: 10
    Date:
    Observer: Susan Tenney
    Location: Pearson-Arastradero Preserve
  5. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Kenny Younger
    Location: Pearson-Arastradero Preserve
  6. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Kenny Younger
    Location: Pearson-Arastradero Preserve
  7. Zonotrichia sp. Zonotrichia sp.
    # Count: 20
    Date:
    Observer: Kenny Younger
    Location: Pearson-Arastradero Preserve
  8. duck sp. Anatidae (duck sp.)
    # Count: 1
    Date:
    Observer: Anonymous User
    Location: Pearson-Arastradero Preserve
  9. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Anonymous User
    Location: Pearson-Arastradero Preserve
  10. passerine sp. Passeriformes sp.
    # Count: 5
    Date:
    Observer: Anonymous User
    Location: Pearson-Arastradero Preserve
  11. crow/raven sp. Corvus sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Pearson-Arastradero Preserve
  12. House/Purple Finch Haemorhous mexicanus/purpureus
    # Count: 1
    Date:
    Observer: Thomas Olson
    Location: Pearson-Arastradero Preserve
  13. pigeon/dove sp. Columbidae sp.
    # Count: 1
    Date:
    Observer: James Armstrong
    Location: Pearson-Arastradero Preserve
  14. new world oriole sp. Icterus sp.
    # Count: 1
    Date:
    Observer: Adam Burnett
    Location: Pearson-Arastradero Preserve
  15. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Sergey Pavlov
    Location: Pearson-Arastradero Preserve
  16. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 2
    Date:
    Observer: Adam Burnett
    Location: Pearson-Arastradero Preserve
  17. new world sparrow sp. Passerellidae sp.
    # Count: 40
    Date:
    Observer: Stephanie Klein
    Location: Pearson-Arastradero Preserve
  18. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Keenan Lorenzato
    Location: Pearson-Arastradero Preserve
  19. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 1
    Date:
    Observer: Dorian Anderson
    Location: Pearson-Arastradero Preserve
  20. gull sp. Larinae sp.
    # Count: 1
    Date:
    Observer: Adam Burnett
    Location: Pearson-Arastradero Preserve
  21. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 12
    Date:
    Observer: Melissa Johnson
    Location: Pearson-Arastradero Preserve
  22. blackbird sp. Icteridae sp.
    # Count: 2
    Date:
    Observer: Dana Bangs
    Location: Pearson-Arastradero Preserve
  23. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Jim Dehnert
    Location: Pearson-Arastradero Preserve
  24. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 3
    Date:
    Observer: Carter Kremer
    Location: Pearson-Arastradero Preserve
  25. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Andrew Bradshaw
    Location: Pearson-Arastradero Preserve
  26. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: X
    Date:
    Observer: Lena Kolesnikova
    Location: Pearson-Arastradero Preserve
  27. Accipiter sp. Accipiter sp.
    # Count: 2
    Date:
    Observer: Clarissa Bush
    Location: Pearson-Arastradero Preserve
  28. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Ken Schneider
    Location: Pearson-Arastradero Preserve