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Bird List

Updated ~13 seconds ago
309 All Years 124 This Year 2024 0 This Month May 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (309)

  1. Canada Goose Branta canadensis
    # Count: 4
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  2. Northern Shoveler Spatula clypeata
    # Count: 50
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  3. Gadwall Mareca strepera
    # Count: 3
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  4. Mallard Anas platyrhynchos
    # Count: 8
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  5. Lesser Scaup Aythya affinis
    # Count: 10
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  6. Ruddy Duck Oxyura jamaicensis
    # Count: 5
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  7. Wild Turkey Meleagris gallopavo
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  8. Eared Grebe Podiceps nigricollis
    # Count: 7
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  9. Western Grebe Aechmophorus occidentalis
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  10. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  11. Mourning Dove Zenaida macroura
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  12. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  13. American Avocet Recurvirostra americana
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  14. Black-bellied Plover Pluvialis squatarola
    # Count: 8
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  15. Whimbrel Numenius phaeopus
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  16. Marbled Godwit Limosa fedoa
    # Count: 15
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  17. Dunlin Calidris alpina
    # Count: 7
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  18. Least Sandpiper Calidris minutilla
    # Count: 10
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  19. Western Sandpiper Calidris mauri
    # Count: 5
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  20. California Gull Larus californicus
    # Count: 3
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  21. Forster's Tern Sterna forsteri
    # Count: 12
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  22. Elegant Tern Thalasseus elegans
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  23. Snowy Egret Egretta thula
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  24. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  25. White-tailed Kite Elanus leucurus
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  26. Northern Harrier Circus hudsonius
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  27. Western Flycatcher Empidonax difficilis
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  28. American Crow Corvus brachyrhynchos
    # Count: 15
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  29. Tree Swallow Tachycineta bicolor
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  30. Barn Swallow Hirundo rustica
    # Count: 50
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  31. Bewick's Wren Thryomanes bewickii
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  32. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  33. Savannah Sparrow Passerculus sandwichensis
    # Count: 11
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  34. Song Sparrow Melospiza melodia
    # Count: 4
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  35. California Towhee Melozone crissalis
    # Count: 1
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  36. Red-winged Blackbird Agelaius phoeniceus
    # Count: 25
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  37. Wilson's Warbler Cardellina pusilla
    # Count: 2
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  38. Clark's Grebe Aechmophorus clarkii
    # Count: 2
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  39. American Coot Fulica americana
    # Count: 2
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  40. Black-necked Stilt Himantopus mexicanus
    # Count: 6
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  41. Semipalmated Plover Charadrius semipalmatus
    # Count: 2
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  42. Willet Tringa semipalmata
    # Count: 8
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  43. Ring-billed Gull Larus delawarensis
    # Count: 2
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  44. Western Gull Larus occidentalis
    # Count: 2
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  45. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Chris Walters
    Location: Hayward Regional Shoreline
  46. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  47. Northern Pintail Anas acuta
    # Count: 2
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  48. Green-winged Teal Anas crecca
    # Count: 2
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  49. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  50. Killdeer Charadrius vociferus
    # Count: 6
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  51. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  52. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 1
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  53. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 10
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  54. Bushtit Psaltriparus minimus
    # Count: 5
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  55. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  56. European Starling Sturnus vulgaris
    # Count: 2
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  57. House Finch Haemorhous mexicanus
    # Count: 5
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  58. Lesser Goldfinch Spinus psaltria
    # Count: 2
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  59. Blue-winged Teal Spatula discors
    # Count: 2
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  60. Ridgway's Rail Rallus obsoletus
    # Count: 2
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  61. Snowy Plover Anarhynchus nivosus
    # Count: 2
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  62. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 40
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  63. Red-necked Phalarope Phalaropus lobatus
    # Count: 2
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  64. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  65. Greater Yellowlegs Tringa melanoleuca
    # Count: 3
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  66. Black Turnstone Arenaria melanocephala
    # Count: 3
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  67. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  68. Caspian Tern Hydroprogne caspia
    # Count: 40
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  69. Double-crested Cormorant Nannopterum auritum
    # Count: 2
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  70. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  71. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  72. Ruddy Turnstone Arenaria interpres
    # Count: 1
    Date:
    Observer: Adit Kapadia
    Location: Hayward Regional Shoreline
  73. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  74. Greater Scaup Aythya marila
    # Count: 15
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  75. Rock Pigeon Columba livia
    # Count: 20
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  76. Allen's Hummingbird Selasphorus sasin
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  77. Long-billed Curlew Numenius americanus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  78. Short-billed Dowitcher Limnodromus griseus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  79. Surfbird Calidris virgata
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  80. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  81. Glaucous-winged Gull Larus glaucescens
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  82. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  83. Black Phoebe Sayornis nigricans
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  84. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  85. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  86. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 7
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  87. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  88. Lincoln's Sparrow Melospiza lincolnii
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  89. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  90. Yellow-rumped Warbler Setophaga coronata
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  91. Black Oystercatcher Haematopus bachmani
    # Count: 2
    Date:
    Observer: Julia Black
    Location: Hayward Regional Shoreline
  92. Western Meadowlark Sturnella neglecta
    # Count: 1
    Date:
    Observer: Leo ONeill
    Location: Hayward Regional Shoreline
  93. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Dan McGee
    Location: Hayward Regional Shoreline
  94. Canvasback Aythya valisineria
    # Count: 20
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  95. Short-billed Gull Larus brachyrhynchus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  96. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  97. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  98. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  99. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  100. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  101. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Cristian Orellana
    Location: Hayward Regional Shoreline
  102. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  103. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  104. Horned Grebe Podiceps auritus
    # Count: 5
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  105. Pacific Golden-Plover Pluvialis fulva
    # Count: 1
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  106. Greater White-fronted Goose Anser albifrons
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  107. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  108. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  109. Western Bluebird Sialia mexicana
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  110. Say's Phoebe Sayornis saya
    # Count: 2
    Date:
    Observer: B T
    Location: Hayward Regional Shoreline
  111. Common Murre Uria aalge
    # Count: 1
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  112. White-throated Swift Aeronautes saxatalis
    # Count: 50
    Date:
    Observer: Jason Riggio
    Location: Hayward Regional Shoreline
  113. American White Pelican Pelecanus erythrorhynchos
    # Count: 1
    Date:
    Observer: Adam Gerhart
    Location: Hayward Regional Shoreline
  114. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Adam Gerhart
    Location: Hayward Regional Shoreline
  115. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  116. Snow Goose Anser caerulescens
    # Count: 3
    Date:
    Observer: Nat Smale
    Location: Hayward Regional Shoreline
  117. Surf Scoter Melanitta perspicillata
    # Count: 2
    Date:
    Observer: Lauren Verity
    Location: Hayward Regional Shoreline
  118. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  119. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  120. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  121. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  122. Pine Siskin Spinus pinus
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  123. American Goldfinch Spinus tristis
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  124. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  125. Burrowing Owl Athene cunicularia
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  126. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  127. House Sparrow Passer domesticus
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  128. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Max Kelly
    Location: Hayward Regional Shoreline
  129. California Scrub-Jay Aphelocoma californica
    # Count: 2
    Date:
    Observer: Max Kelly
    Location: Hayward Regional Shoreline
  130. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Max Kelly
    Location: Hayward Regional Shoreline
  131. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 2
    Date:
    Observer: Max Kelly
    Location: Hayward Regional Shoreline
  132. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Edward Stanton
    Location: Hayward Regional Shoreline
  133. Barrow's Goldeneye Bucephala islandica
    # Count: 1
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  134. Iceland Gull Larus glaucoides
    # Count: 3
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  135. Common Loon Gavia immer
    # Count: 2
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  136. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  137. Horned Lark Eremophila alpestris
    # Count: 2
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  138. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  139. Northern Flicker Colaptes auratus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  140. Cedar Waxwing Bombycilla cedrorum
    # Count: 10
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  141. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  142. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Carla Delucchi
    Location: Hayward Regional Shoreline
  143. Sage Thrasher Oreoscoptes montanus
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  144. Lapland Longspur Calcarius lapponicus
    # Count: 2
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  145. Violet-green Swallow Tachycineta thalassina
    # Count: 1
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  146. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  147. Oak Titmouse Baeolophus inornatus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  148. Cinnamon Teal Spatula cyanoptera
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  149. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Russ Pettit
    Location: Hayward Regional Shoreline
  150. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Russ Pettit
    Location: Hayward Regional Shoreline
  151. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Dean LaTray
    Location: Hayward Regional Shoreline
  152. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Leo ONeill
    Location: Hayward Regional Shoreline
  153. Yellow Warbler Setophaga petechia
    # Count: 3
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  154. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  155. Chestnut-backed Chickadee Poecile rufescens
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  156. Red Knot Calidris canutus
    # Count: 20
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  157. Wilson's Phalarope Phalaropus tricolor
    # Count: 4
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  158. Least Tern Sternula antillarum
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  159. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  160. Black Skimmer Rynchops niger
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  161. Western Kingbird Tyrannus verticalis
    # Count: 1
    Date:
    Observer: Xu Shi
    Location: Hayward Regional Shoreline
  162. Redhead Aythya americana
    # Count: 2
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  163. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  164. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  165. Vaux's Swift Chaetura vauxi
    # Count: 2
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  166. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  167. Wrentit Chamaea fasciata
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  168. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  169. Hooded Oriole Icterus cucullatus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  170. Great-tailed Grackle Quiscalus mexicanus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  171. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Derek Heins
    Location: Hayward Regional Shoreline
  172. Townsend's Warbler Setophaga townsendi
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  173. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  174. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 2
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  175. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  176. Rock Wren Salpinctes obsoletus
    # Count: 1
    Date:
    Observer: Sanjay Karanth
    Location: Hayward Regional Shoreline
  177. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  178. Brant Branta bernicla
    # Count: 1
    Date:
    Observer: Lucas Corneliussen
    Location: Hayward Regional Shoreline
  179. Brandt's Cormorant Urile penicillatus
    # Count: 1
    Date:
    Observer: Lucas Corneliussen
    Location: Hayward Regional Shoreline
  180. Tricolored Blackbird Agelaius tricolor
    # Count: 1
    Date:
    Observer: Lucas Corneliussen
    Location: Hayward Regional Shoreline
  181. Pelagic Cormorant Urile pelagicus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  182. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  183. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  184. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  185. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  186. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  187. Common Gallinule Gallinula galeata
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  188. California Thrasher Toxostoma redivivum
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  189. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  190. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  191. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  192. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  193. Nuttall's Woodpecker Dryobates nuttallii
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  194. Varied Thrush Ixoreus naevius
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  195. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Dawn Lemoine
    Location: Hayward Regional Shoreline
  196. Ring-necked Duck Aythya collaris
    # Count: 2
    Date:
    Observer: Tom Baxter
    Location: Hayward Regional Shoreline
  197. Ross's Goose Anser rossii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  198. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  199. Red Phalarope Phalaropus fulicarius
    # Count: 66
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  200. Band-tailed Pigeon Patagioenas fasciata
    # Count: 6
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  201. Tropical Kingbird Tyrannus melancholicus
    # Count: 1
    Date:
    Observer: J Tanner
    Location: Hayward Regional Shoreline
  202. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  203. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  204. Tundra Swan Cygnus columbianus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  205. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Cedrik von Briel
    Location: Hayward Regional Shoreline
  206. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  207. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  208. Pygmy Nuthatch Sitta pygmaea
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  209. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  210. White-faced Ibis Plegadis chihi
    # Count: 2
    Date:
    Observer: Sean Geary
    Location: Hayward Regional Shoreline
  211. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  212. Baird's Sandpiper Calidris bairdii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  213. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  214. Pectoral Sandpiper Calidris melanotos
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  215. Acorn Woodpecker Melanerpes formicivorus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  216. Wandering Tattler Tringa incana
    # Count: 1
    Date:
    Observer: Christopher Moser-Purdy
    Location: Hayward Regional Shoreline
  217. Pacific Wren Troglodytes pacificus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  218. Common Tern Sterna hirundo
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  219. Hutton's Vireo Vireo huttoni
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  220. Hermit Warbler Setophaga occidentalis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  221. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  222. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  223. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  224. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  225. Steller's Jay Cyanocitta stelleri
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  226. Northern Saw-whet Owl Aegolius acadicus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  227. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  228. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  229. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Max Laubstein
    Location: Hayward Regional Shoreline
  230. Black Swift Cypseloides niger
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  231. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  232. Heermann's Gull Larus heermanni
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  233. Bell's Sparrow Artemisiospiza belli
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  234. Dusky Flycatcher Empidonax oberholseri
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  235. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  236. Costa's Hummingbird Calypte costae
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  237. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  238. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  239. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  240. Cassin's Kingbird Tyrannus vociferans
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  241. Chestnut-collared Longspur Calcarius ornatus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  242. Blackburnian Warbler Setophaga fusca
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  243. Clay-colored Sparrow Spizella pallida
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  244. Brewer's Sparrow Spizella breweri
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  245. Northern Waterthrush Parkesia noveboracensis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  246. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Juli Chamberlin
    Location: Hayward Regional Shoreline
  247. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  248. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  249. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  250. Long-tailed Duck Clangula hyemalis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  251. White-winged Scoter Melanitta deglandi
    # Count: 3
    Date:
    Observer: Jim Hargrove
    Location: Hayward Regional Shoreline
  252. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  253. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  254. Red-breasted Sapsucker Sphyrapicus ruber
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  255. Broad-winged Hawk Buteo platypterus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  256. Lucy's Warbler Leiothlypis luciae
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  257. Bobolink Dolichonyx oryzivorus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  258. American Golden-Plover Pluvialis dominica
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  259. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  260. Bar-tailed Godwit Limosa lapponica
    # Count: 1
    Date:
    Observer: Eli Gross
    Location: Hayward Regional Shoreline
  261. Laughing Gull Leucophaeus atricilla
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  262. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  263. Gray Flycatcher Empidonax wrightii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  264. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  265. Franklin's Gull Leucophaeus pipixcan
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  266. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  267. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  268. Chestnut-sided Warbler Setophaga pensylvanica
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  269. American Redstart Setophaga ruticilla
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  270. Western Screech-Owl Megascops kennicottii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  271. Ashy Storm-Petrel Hydrobates homochroa
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  272. Rhinoceros Auklet Cerorhinca monocerata
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  273. Swainson's Hawk Buteo swainsoni
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  274. California Quail Callipepla californica
    # Count: 1
    Date:
    Observer: Dan Hackley
    Location: Hayward Regional Shoreline
  275. Nelson's Sparrow Ammospiza nelsoni
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  276. Wood Duck Aix sponsa
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  277. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  278. Ruff Calidris pugnax
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  279. Parasitic Jaeger Stercorarius parasiticus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  280. Red-necked Stint Calidris ruficollis
    # Count: 1
    Date:
    Observer: David Nickerson
    Location: Hayward Regional Shoreline
  281. Pigeon Guillemot Cepphus columba
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  282. Orchard Oriole Icterus spurius
    # Count: 1
    Date:
    Observer: Jerry Ting
    Location: Hayward Regional Shoreline
  283. Common Poorwill Phalaenoptilus nuttallii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  284. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Mike Hall
    Location: Hayward Regional Shoreline
  285. Harris's Sparrow Zonotrichia querula
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  286. Pomarine Jaeger Stercorarius pomarinus
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  287. Arctic Tern Sterna paradisaea
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  288. Western Cattle Egret Bubulcus ibis
    # Count: 2
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  289. Yellow-breasted Chat Icteria virens
    # Count: 1
    Date:
    Observer: Mary Krentz
    Location: Hayward Regional Shoreline
  290. Pileated Woodpecker Dryocopus pileatus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  291. Sharp-tailed Sandpiper Calidris acuminata
    # Count: 1
    Date:
    Observer: Rich Nicholson
    Location: Hayward Regional Shoreline
  292. Virginia's Warbler Leiothlypis virginiae
    # Count: 1
    Date:
    Observer: Patricia Bacchetti
    Location: Hayward Regional Shoreline
  293. Buff-breasted Sandpiper Calidris subruficollis
    # Count: X
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  294. Sabine's Gull Xema sabini
    # Count: 1
    Date:
    Observer: Bob Dunn
    Location: Hayward Regional Shoreline
  295. Thick-billed Longspur Rhynchophanes mccownii
    # Count: 1
    Date:
    Observer: Robert Dunn
    Location: Hayward Regional Shoreline
  296. Glossy Ibis Plegadis falcinellus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  297. Red Crossbill Loxia curvirostra
    # Count: 3
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  298. Little Gull Hydrocoloeus minutus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  299. Canada Warbler Cardellina canadensis
    # Count: 1
    Date:
    Observer: Steve Glover
    Location: Hayward Regional Shoreline
  300. Yellow-billed Loon Gavia adamsii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  301. Ancient Murrelet Synthliboramphus antiquus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  302. Lark Bunting Calamospiza melanocorys
    # Count: 1
    Date:
    Observer: Steve Glover
    Location: Hayward Regional Shoreline
  303. Tufted Duck Aythya fuligula
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  304. Red-throated Pipit Anthus cervinus
    # Count: 2
    Date:
    Observer: Steve Glover
    Location: Hayward Regional Shoreline
  305. Ovenbird Seiurus aurocapilla
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  306. Black-headed Gull Chroicocephalus ridibundus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  307. Emperor Goose Anser canagicus
    # Count: 1
    Date:
    Observer: Dennis Rogers
    Location: Hayward Regional Shoreline
  308. Dickcissel Spiza americana
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  309. Dusky Warbler Phylloscopus fuscatus
    # Count: 1
    Date:
    Observer: Steve Summers
    Location: Hayward Regional Shoreline

Exotic: Escapee (1)

  1. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Emilie Strauss
    Location: Hayward Regional Shoreline

Hybrids (8)

  1. Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeata
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  2. Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescens
    # Count: 1
    Date:
    Observer: Bill Chen
    Location: Hayward Regional Shoreline
  3. Herring x Glaucous-winged Gull (hybrid) Larus argentatus x glaucescens
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  4. Eurasian x American Wigeon (hybrid) Mareca penelope x americana
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  5. Snow x Ross's Goose (hybrid) Anser caerulescens x rossii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  6. Domestic goose sp. x Canada Goose (hybrid) Anser sp. (Domestic type) x Branta canadensis
    # Count: 6
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  7. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  8. Barnacle x Canada Goose (hybrid) Branta leucopsis x canadensis
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline

Additional Taxa (69)

  1. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 6
    Date:
    Observer: James Watts, Jr
    Location: Hayward Regional Shoreline
  2. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 10
    Date:
    Observer: logan kahle
    Location: Hayward Regional Shoreline
  3. Herring/Iceland Gull Larus argentatus/glaucoides
    # Count: 1
    Date:
    Observer: Lawrence Seeberger
    Location: Hayward Regional Shoreline
  4. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 1
    Date:
    Observer: Julia Black
    Location: Hayward Regional Shoreline
  5. peep sp. Calidris sp. (peep sp.)
    # Count: 500
    Date:
    Observer: Julia Black
    Location: Hayward Regional Shoreline
  6. gull sp. Larinae sp.
    # Count: 8
    Date:
    Observer: Julia Black
    Location: Hayward Regional Shoreline
  7. Larus sp. Larus sp.
    # Count: 25
    Date:
    Observer: Dan McGee
    Location: Hayward Regional Shoreline
  8. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 400
    Date:
    Observer: B T
    Location: Hayward Regional Shoreline
  9. shorebird sp. Charadriiformes sp.
    # Count: 100
    Date:
    Observer: B T
    Location: Hayward Regional Shoreline
  10. swallow sp. Hirundinidae sp.
    # Count: 2
    Date:
    Observer: B T
    Location: Hayward Regional Shoreline
  11. bird sp. Aves sp.
    # Count: 35
    Date:
    Observer: H Polley
    Location: Hayward Regional Shoreline
  12. blackbird sp. Icteridae sp.
    # Count: 4
    Date:
    Observer: Dallas Levey
    Location: Hayward Regional Shoreline
  13. Spinus sp. Spinus sp.
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  14. Calidris sp. Calidris sp.
    # Count: 100
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  15. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  16. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 100
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  17. Horned/Eared Grebe Podiceps auritus/nigricollis
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  18. tern sp. Sterninae sp.
    # Count: 3
    Date:
    Observer: Carla Delucchi
    Location: Hayward Regional Shoreline
  19. cormorant sp. Phalacrocoracidae sp.
    # Count: 1
    Date:
    Observer: Vicky Atkinson
    Location: Hayward Regional Shoreline
  20. new world sparrow sp. Passerellidae sp.
    # Count: 2
    Date:
    Observer: Vicky Atkinson
    Location: Hayward Regional Shoreline
  21. American/Pacific Golden-Plover (Lesser Golden-Plover) Pluvialis dominica/fulva
    # Count: 1
    Date:
    Observer: Eddie Bartley
    Location: Hayward Regional Shoreline
  22. duck sp. Anatidae (duck sp.)
    # Count: 5
    Date:
    Observer: Katie Worster
    Location: Hayward Regional Shoreline
  23. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  24. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: H Polley
    Location: Hayward Regional Shoreline
  25. yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  26. Selasphorus sp. Selasphorus sp.
    # Count: 1
    Date:
    Observer: Dawn Lemoine
    Location: Hayward Regional Shoreline
  27. diurnal raptor sp. Accipitriformes/Falconiformes sp.
    # Count: 1
    Date:
    Observer: Dawn Lemoine
    Location: Hayward Regional Shoreline
  28. scoter sp. Melanitta sp.
    # Count: X
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  29. large shorebird sp. Scolopacidae sp. (large shorebird sp.)
    # Count: 750
    Date:
    Observer: Alex Lin-Moore
    Location: Hayward Regional Shoreline
  30. plover sp. Charadriidae sp.
    # Count: 2
    Date:
    Observer: B T
    Location: Hayward Regional Shoreline
  31. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  32. phalarope sp. Phalaropus sp.
    # Count: 2
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  33. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 1
    Date:
    Observer: Melani King
    Location: Hayward Regional Shoreline
  34. Tree/Violet-green Swallow Tachycineta bicolor/thalassina
    # Count: 3
    Date:
    Observer: Cathy Bleier
    Location: Hayward Regional Shoreline
  35. Buteo sp. Buteo sp.
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  36. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  37. Glossy/White-faced Ibis Plegadis falcinellus/chihi
    # Count: 3
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  38. Sterna sp. Sterna sp.
    # Count: 3
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  39. House/Purple Finch Haemorhous mexicanus/purpureus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  40. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Hayward Regional Shoreline
  41. pigeon/dove sp. Columbidae sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  42. Common/Barrow's Goldeneye Bucephala clangula/islandica
    # Count: 2
    Date:
    Observer: Cathy Bleier
    Location: Hayward Regional Shoreline
  43. thrush sp. Turdidae sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  44. godwit sp. Limosa sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  45. finch sp. Fringillidae sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  46. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  47. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Emily Clark
    Location: Hayward Regional Shoreline
  48. Zonotrichia sp. Zonotrichia sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  49. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 5
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  50. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  51. Spizella sp. Spizella sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  52. large alcid sp. Alca/Uria sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  53. teal sp. Anatidae sp. (teal sp.)
    # Count: 2
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  54. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    # Count: 1
    Date:
    Observer: Alex Henry
    Location: Hayward Regional Shoreline
  55. Western/Semipalmated Sandpiper Calidris mauri/pusilla
    # Count: 1
    Date:
    Observer: Rajan Rao
    Location: Hayward Regional Shoreline
  56. Forster's/Common Tern Sterna forsteri/hirundo
    # Count: 1
    Date:
    Observer: Ethan Monk
    Location: Hayward Regional Shoreline
  57. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 2
    Date:
    Observer: Chris Johnson
    Location: Hayward Regional Shoreline
  58. Western/Eastern Wood-Pewee Contopus sordidulus/virens
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  59. Aythya sp. Aythya sp.
    # Count: 3
    Date:
    Observer: Anonymous eBirder
    Location: Hayward Regional Shoreline
  60. goose sp. Anatidae (goose sp.)
    # Count: 8
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  61. loon sp. Gavia sp.
    # Count: 2
    Date:
    Observer: Jon Patzlaff
    Location: Hayward Regional Shoreline
  62. sapsucker sp. Sphyrapicus sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  63. Catharus sp. Catharus sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  64. ibis sp. Threskiornithidae sp. (ibis sp.)
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  65. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  66. new world oriole sp. Icterus sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  67. Rose-breasted/Black-headed Grosbeak Pheucticus ludovicianus/melanocephalus
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  68. Lazuli/Indigo Bunting Passerina amoena/cyanea
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline
  69. longspur sp. Calcarius/Rhynchophanes sp.
    # Count: 1
    Date:
    Observer: Bob Richmond
    Location: Hayward Regional Shoreline