Menu

Change Region

Change Region

Yolo Bypass Wildlife Area--Auto Tour Route

Directions Map

Explore...

Bird List

Updated ~11 seconds ago
236 All Years 144 This Year 2024 62 This Month Jun 2024
Last Observed First Observed High Count

Custom Time Period

Change Time Period

Sort by

  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (235)

  1. Red-winged Blackbird Agelaius phoeniceus
    # Count: 180
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  2. American White Pelican Pelecanus erythrorhynchos
    # Count: 150
    Date:
    Observer: Cliff Halverson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  3. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 57
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  4. Canada Goose Branta canadensis
    # Count: 23
    Date:
    Observer: Dan Cook
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  5. Long-billed Curlew Numenius americanus
    # Count: 23
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  6. Red-necked Phalarope Phalaropus lobatus
    # Count: 22
    Date:
    Observer: Alexandria Ginez
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  7. Canvasback Aythya valisineria
    # Count: 20
    Date:
    Observer: Eric Schomaker
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  8. White-faced Ibis Plegadis chihi
    # Count: 20
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  9. Black-necked Stilt Himantopus mexicanus
    # Count: 18
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  10. Snow Goose Anser caerulescens
    # Count: 17
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  11. Cackling Goose Branta hutchinsii
    # Count: 17
    Date:
    Observer: William Clark
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  12. Western Sandpiper Calidris mauri
    # Count: 15
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  13. Mallard Anas platyrhynchos
    # Count: 12
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  14. American Avocet Recurvirostra americana
    # Count: 12
    Date:
    Observer: Phoebe Lawton
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  15. Semipalmated Plover Charadrius semipalmatus
    # Count: 10
    Date:
    Observer: Chris Dong
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  16. Dunlin Calidris alpina
    # Count: 10
    Date:
    Observer: Cheryl cobbs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  17. Least Sandpiper Calidris minutilla
    # Count: 10
    Date:
    Observer: Cheryl cobbs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  18. Orange-crowned Warbler Leiothlypis celata
    # Count: 10
    Date:
    Observer: Elliot Chasin
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  19. Killdeer Charadrius vociferus
    # Count: 9
    Date:
    Observer: Isabel Comella
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  20. Great Egret Ardea alba
    # Count: 9
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  21. Western Meadowlark Sturnella neglecta
    # Count: 9
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  22. Wood Duck Aix sponsa
    # Count: 8
    Date:
    Observer: Dan Cook
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  23. Bufflehead Bucephala albeola
    # Count: 8
    Date:
    Observer: Eric Schomaker
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  24. Tricolored Blackbird Agelaius tricolor
    # Count: 7
    Date:
    Observer: Robert Aramayo
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  25. Virginia Rail Rallus limicola
    # Count: 6
    Date:
    Observer: Ken Ealy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  26. Baird's Sandpiper Calidris bairdii
    # Count: 6
    Date:
    Observer: Zeke VanZante
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  27. California Gull Larus californicus
    # Count: 6
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  28. Swainson's Hawk Buteo swainsoni
    # Count: 6
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  29. Spotted Towhee Pipilo maculatus
    # Count: 6
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  30. Brown-headed Cowbird Molothrus ater
    # Count: 6
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  31. Short-billed Dowitcher Limnodromus griseus
    # Count: 5
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  32. Double-crested Cormorant Nannopterum auritum
    # Count: 5
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  33. Tree Swallow Tachycineta bicolor
    # Count: 5
    Date:
    Observer: Kevin Cameron
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  34. Ring-necked Duck Aythya collaris
    # Count: 4
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  35. Mourning Dove Zenaida macroura
    # Count: 4
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  36. Black-bellied Plover Pluvialis squatarola
    # Count: 4
    Date:
    Observer: Judith Allen
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  37. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 4
    Date:
    Observer: Colin Dillingham
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  38. Great Blue Heron Ardea herodias
    # Count: 4
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  39. Burrowing Owl Athene cunicularia
    # Count: 4
    Date:
    Observer: Richard Sayles
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  40. Bank Swallow Riparia riparia
    # Count: 4
    Date:
    Observer: Nick Goelz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  41. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 4
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  42. House Finch Haemorhous mexicanus
    # Count: 4
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  43. Tundra Swan Cygnus columbianus
    # Count: 3
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  44. Rock Pigeon Columba livia
    # Count: 3
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  45. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 3
    Date:
    Observer: Genevieve Colborn
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  46. Greater Yellowlegs Tringa melanoleuca
    # Count: 3
    Date:
    Observer: Chris Dong
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  47. Pectoral Sandpiper Calidris melanotos
    # Count: 3
    Date:
    Observer: Adam Panto 📷
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  48. Ring-billed Gull Larus delawarensis
    # Count: 3
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  49. Forster's Tern Sterna forsteri
    # Count: 3
    Date:
    Observer: Sylvia Bauer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  50. Snowy Egret Egretta thula
    # Count: 3
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  51. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 3
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  52. Pine Siskin Spinus pinus
    # Count: 3
    Date:
    Observer: Adam Panto 📷
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  53. Savannah Sparrow Passerculus sandwichensis
    # Count: 3
    Date:
    Observer: Genevieve Colborn
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  54. Common Yellowthroat Geothlypis trichas
    # Count: 3
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  55. Ross's Goose Anser rossii
    # Count: 2
    Date:
    Observer: Todd Easterla
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  56. Blue-winged Teal Spatula discors
    # Count: 2
    Date:
    Observer: Marc Fenner
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  57. Cinnamon Teal Spatula cyanoptera
    # Count: 2
    Date:
    Observer: Rebecca Rudy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  58. Northern Shoveler Spatula clypeata
    # Count: 2
    Date:
    Observer: Isabel Comella
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  59. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  60. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  61. Green-winged Teal Anas crecca
    # Count: 2
    Date:
    Observer: Jolene Cortright
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  62. Lesser Scaup Aythya affinis
    # Count: 2
    Date:
    Observer: Tino Castillo
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  63. Barrow's Goldeneye Bucephala islandica
    # Count: 2
    Date:
    Observer: Zachary Yeates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  64. Ruddy Duck Oxyura jamaicensis
    # Count: 2
    Date:
    Observer: Ken Ealy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  65. California Quail Callipepla californica
    # Count: 2
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  66. Vaux's Swift Chaetura vauxi
    # Count: 2
    Date:
    Observer: Cheryl cobbs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  67. White-throated Swift Aeronautes saxatalis
    # Count: 2
    Date:
    Observer: Jaime Chaves
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  68. Common Gallinule Gallinula galeata
    # Count: 2
    Date:
    Observer: Punita Juneja
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  69. Whimbrel Numenius phaeopus
    # Count: 2
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  70. Iceland Gull Larus glaucoides
    # Count: 2
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  71. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 2
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  72. Green Heron Butorides virescens
    # Count: 2
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  73. Downy Woodpecker Dryobates pubescens
    # Count: 2
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  74. Western Flycatcher Empidonax difficilis
    # Count: 2
    Date:
    Observer: Rylie Klingaman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  75. Western Kingbird Tyrannus verticalis
    # Count: 2
    Date:
    Observer: Kevin Cameron
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  76. Horned Lark Eremophila alpestris
    # Count: 2
    Date:
    Observer: Aramee Diethelm
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  77. Violet-green Swallow Tachycineta thalassina
    # Count: 2
    Date:
    Observer: Debra Johnson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  78. Purple Martin Progne subis
    # Count: 2
    Date:
    Observer: Spencer Hardy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  79. Bushtit Psaltriparus minimus
    # Count: 2
    Date:
    Observer: Aramee Diethelm
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  80. Marsh Wren Cistothorus palustris
    # Count: 2
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  81. Cedar Waxwing Bombycilla cedrorum
    # Count: 2
    Date:
    Observer: Garry Hayes
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  82. Fox Sparrow Passerella iliaca
    # Count: 2
    Date:
    Observer: Yee-Kay Chan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  83. Dark-eyed Junco Junco hyemalis
    # Count: 2
    Date:
    Observer: Holly Wenger
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  84. Lincoln's Sparrow Melospiza lincolnii
    # Count: 2
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  85. California Towhee Melozone crissalis
    # Count: 2
    Date:
    Observer: Sheila Serup
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  86. Rufous-crowned Sparrow Aimophila ruficeps
    # Count: 2
    Date:
    Observer: Tim Zsoka
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  87. Yellow-breasted Chat Icteria virens
    # Count: 2
    Date:
    Observer: carla barbaro
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  88. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 2
    Date:
    Observer: Kevin Cameron
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  89. Yellow-rumped Warbler Setophaga coronata
    # Count: 2
    Date:
    Observer: Isaac Rath
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  90. Blue Grosbeak Passerina caerulea
    # Count: 2
    Date:
    Observer: Robert Aramayo
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  91. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  92. Redhead Aythya americana
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  93. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Andrew Engilis
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  94. Common Goldeneye Bucephala clangula
    # Count: 1
    Date:
    Observer: Eric Schomaker
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  95. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Michele McCormick
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  96. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Jolene Cortright
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  97. Mountain Quail Oreortyx pictus
    # Count: 1
    Date:
    Observer: Heidi Burgess
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  98. Wild Turkey Meleagris gallopavo
    # Count: 1
    Date:
    Observer: Genevieve Colborn
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  99. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Isabel Comella
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  100. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  101. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Roger Dunstan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  102. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Heidi Burgess
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  103. Western Grebe Aechmophorus occidentalis
    # Count: 1
    Date:
    Observer: Lynette Williams Duman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  104. Band-tailed Pigeon Patagioenas fasciata
    # Count: 1
    Date:
    Observer: Gloria Dimoplon
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  105. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  106. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: Aramee Diethelm
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  107. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Maura Ruyechan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  108. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Bob Ellis
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  109. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Aramee Diethelm
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  110. American Golden-Plover Pluvialis dominica
    # Count: 1
    Date:
    Observer: Michele Swartout
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  111. Pacific Golden-Plover Pluvialis fulva
    # Count: 1
    Date:
    Observer: John Harris
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  112. Snowy Plover Anarhynchus nivosus
    # Count: 1
    Date:
    Observer: Frank Fogarty
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  113. Marbled Godwit Limosa fedoa
    # Count: 1
    Date:
    Observer: Laura Davis
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  114. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  115. Wilson's Phalarope Phalaropus tricolor
    # Count: 1
    Date:
    Observer: Loren Quinby
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  116. Red Phalarope Phalaropus fulicarius
    # Count: 1
    Date:
    Observer: John Sterling
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  117. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: william hoppes
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  118. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Chris Dong
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  119. Marsh Sandpiper Tringa stagnatilis
    # Count: 1
    Date:
    Observer: Amy Green
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  120. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  121. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Michele McCormick
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  122. Red Knot Calidris canutus
    # Count: 1
    Date:
    Observer: Sharon DeCray
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  123. Ruff Calidris pugnax
    # Count: 1
    Date:
    Observer: Mary Merriman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  124. Sharp-tailed Sandpiper Calidris acuminata
    # Count: 1
    Date:
    Observer: Craig Swolgaard
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  125. Curlew Sandpiper Calidris ferruginea
    # Count: 1
    Date:
    Observer: Michael Fisher
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  126. Stilt Sandpiper Calidris himantopus
    # Count: 1
    Date:
    Observer: Robert Floerke
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  127. Buff-breasted Sandpiper Calidris subruficollis
    # Count: 1
    Date:
    Observer: Daniel Thompson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  128. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Holly Coates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  129. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Maura Ruyechan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  130. Short-billed Gull Larus brachyrhynchus
    # Count: 1
    Date:
    Observer: Karl Bardon
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  131. Western Gull Larus occidentalis
    # Count: 1
    Date:
    Observer: Jeri Langham
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  132. Glaucous Gull Larus hyperboreus
    # Count: 1
    Date:
    Observer: Frank Fogarty
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  133. Lesser Black-backed Gull Larus fuscus
    # Count: 1
    Date:
    Observer: Andrew Engilis
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  134. Glaucous-winged Gull Larus glaucescens
    # Count: 1
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  135. Caspian Tern Hydroprogne caspia
    # Count: 1
    Date:
    Observer: Isaac Rath
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  136. Black Tern Chlidonias niger
    # Count: 1
    Date:
    Observer: Jasen Liu
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  137. American Bittern Botaurus lentiginosus
    # Count: 1
    Date:
    Observer: Chris Dong
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  138. Least Bittern Ixobrychus exilis
    # Count: 1
    Date:
    Observer: Colin Urmson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  139. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Bill&Sandy Crepps
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  140. Glossy Ibis Plegadis falcinellus
    # Count: 1
    Date:
    Observer: Roger Adamson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  141. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Kevin Cameron
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  142. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Steve Abbott
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  143. White-tailed Kite Elanus leucurus
    # Count: 1
    Date:
    Observer: J.R. Blair
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  144. Golden Eagle Aquila chrysaetos
    # Count: 1
    Date:
    Observer: carla barbaro
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  145. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  146. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  147. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  148. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Isabel Comella
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  149. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Theresa & Steve Graham
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  150. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Tony Battiste
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  151. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Steve Lindley
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  152. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: sue denega
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  153. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: susan howard
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  154. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Kathy Blankenship
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  155. Short-eared Owl Asio flammeus
    # Count: 1
    Date:
    Observer: Robert Furrow
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  156. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Erik Stillabower
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  157. Lewis's Woodpecker Melanerpes lewis
    # Count: 1
    Date:
    Observer: Dan Goldfield
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  158. Acorn Woodpecker Melanerpes formicivorus
    # Count: 1
    Date:
    Observer: Isaac Rath
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  159. Nuttall's Woodpecker Dryobates nuttallii
    # Count: 1
    Date:
    Observer: Marc Fenner
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  160. Hairy Woodpecker Dryobates villosus
    # Count: 1
    Date:
    Observer: Matt Tillett
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  161. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Judith Allen
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  162. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Stephanie Levins
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  163. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Phoebe Lawton
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  164. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  165. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Thomas Miko
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  166. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Natasha Minsker
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  167. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Jeffrey Gray
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  168. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: Holly Coates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  169. Black Phoebe Sayornis nigricans
    # Count: 1
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  170. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: John Jaenike
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  171. Hutton's Vireo Vireo huttoni
    # Count: 1
    Date:
    Observer: Lisa Wahl
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  172. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: joe sweeney
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  173. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Melanie Barnett
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  174. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Kris Dunlap
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  175. California Scrub-Jay Aphelocoma californica
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  176. Yellow-billed Magpie Pica nuttalli
    # Count: 1
    Date:
    Observer: Cheri Horkman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  177. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Kenneth Zillig
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  178. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  179. Oak Titmouse Baeolophus inornatus
    # Count: 1
    Date:
    Observer: Erik Stillabower
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  180. Barn Swallow Hirundo rustica
    # Count: 1
    Date:
    Observer: Kevin Cameron
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  181. Wrentit Chamaea fasciata
    # Count: 1
    Date:
    Observer: Elinor Gates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  182. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Alan Banks sr
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  183. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Clark Squires
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  184. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Amanda Guffey
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  185. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Harrison Horn
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  186. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: carla barbaro
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  187. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  188. Pacific Wren Troglodytes pacificus
    # Count: 1
    Date:
    Observer: Ken Cherry
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  189. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: Theresa & Steve Graham
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  190. European Starling Sturnus vulgaris
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  191. Sage Thrasher Oreoscoptes montanus
    # Count: 1
    Date:
    Observer: Ron Storey
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  192. Northern Mockingbird Mimus polyglottos
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  193. Western Bluebird Sialia mexicana
    # Count: 1
    Date:
    Observer: joe sweeney
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  194. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Cheryl (Casey) Casebeer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  195. American Robin Turdus migratorius
    # Count: 1
    Date:
    Observer: Aramee Diethelm
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  196. Phainopepla Phainopepla nitens
    # Count: 1
    Date:
    Observer: Anita Holtz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  197. House Sparrow Passer domesticus
    # Count: 1
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  198. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Marcel Holyoak
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  199. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Isaac Rath
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  200. Lesser Goldfinch Spinus psaltria
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  201. Lawrence's Goldfinch Spinus lawrencei
    # Count: 1
    Date:
    Observer: Tim Mangum
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  202. American Goldfinch Spinus tristis
    # Count: 1
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  203. Lapland Longspur Calcarius lapponicus
    # Count: 1
    Date:
    Observer: Holly Coates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  204. Grasshopper Sparrow Ammodramus savannarum
    # Count: 1
    Date:
    Observer: Jasen Liu
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  205. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Yee-Kay Chan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  206. Brewer's Sparrow Spizella breweri
    # Count: 1
    Date:
    Observer: Holly Coates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  207. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  208. Lark Bunting Calamospiza melanocorys
    # Count: 1
    Date:
    Observer: Keith Bailey
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  209. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Cheryl cobbs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  210. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 1
    Date:
    Observer: Cheryl cobbs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  211. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Eliz Leslie
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  212. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: Adam Burnett
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  213. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  214. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: Susan Goodrich
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  215. Yellow-headed Blackbird Xanthocephalus xanthocephalus
    # Count: 1
    Date:
    Observer: Jon Isacoff
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  216. Hooded Oriole Icterus cucullatus
    # Count: 1
    Date:
    Observer: Rylie Klingaman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  217. Bullock's Oriole Icterus bullockii
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  218. Great-tailed Grackle Quiscalus mexicanus
    # Count: 1
    Date:
    Observer: Russell Stottlemyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  219. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Peter Perrine
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  220. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Kyle Klotz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  221. Yellow Warbler Setophaga petechia
    # Count: 1
    Date:
    Observer: Ed Wright
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  222. Palm Warbler Setophaga palmarum
    # Count: 1
    Date:
    Observer: Mark Sawyer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  223. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Lori Ferguson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  224. Townsend's Warbler Setophaga townsendi
    # Count: 1
    Date:
    Observer: Steve Lindley
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  225. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Alan Banks sr
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  226. Western Tanager Piranga ludoviciana
    # Count: 1
    Date:
    Observer: Dan Cook
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  227. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 1
    Date:
    Observer: Roger Dunstan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  228. Lazuli Bunting Passerina amoena
    # Count: 1
    Date:
    Observer: Nancy Reitz
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  229. Indigo Bunting Passerina cyanea
    # Count: 1
    Date:
    Observer: Kathy Blankenship
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  230. Greater White-fronted Goose Anser albifrons
    # Count: X
    Date:
    Observer: Julia Rabkin
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  231. Eurasian Wigeon Mareca penelope
    # Count: X
    Date:
    Observer: Robin Kulakow
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  232. Greater Scaup Aythya marila
    # Count: X
    Date:
    Observer: Tully Frain
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  233. Sandhill Crane Antigone canadensis
    # Count: X
    Date:
    Observer: Robin Kulakow
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  234. Herring Gull Larus argentatus
    # Count: X
    Date:
    Observer: Ken Ealy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  235. Northern Flicker Colaptes auratus
    # Count: X
    Date:
    Observer: Andrew Engilis
    Location: Yolo Bypass Wildlife Area--Auto Tour Route

Exotic: Provisional (1)

  1. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Yolo Bypass Wildlife Area--Auto Tour Route

Exotic: Escapee (2)

  1. Egyptian Goose Alopochen aegyptiaca
    # Count: 10
    Date:
    Observer: Jim Thomas
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  2. Budgerigar Melopsittacus undulatus
    # Count: 1
    Date:
    Observer: Konshau Duman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route

Hybrids (6)

  1. Herring x Glaucous Gull (hybrid) Larus argentatus x hyperboreus
    # Count: 10
    Date:
    Observer: Paul Hurtado
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  2. Blue-winged x Cinnamon Teal (hybrid) Spatula discors x cyanoptera
    # Count: 1
    Date:
    Observer: Holly Coates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  3. Blue-winged Teal x Northern Shoveler (hybrid) Spatula discors x clypeata
    # Count: 1
    Date:
    Observer: Orangevale Birding Club
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  4. Eurasian x American Wigeon (hybrid) Mareca penelope x americana
    # Count: 1
    Date:
    Observer: James Castle Gaither Jr
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  5. Gadwall x Northern Pintail (hybrid) Mareca strepera x Anas acuta
    # Count: 1
    Date:
    Observer: Holly Coates
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  6. Glossy x White-faced Ibis (hybrid) Plegadis falcinellus x chihi
    # Count: 1
    Date:
    Observer: John Sterling
    Location: Yolo Bypass Wildlife Area--Auto Tour Route

Additional Taxa (31)

  1. goose sp. Anatidae (goose sp.)
    # Count: 5000
    Date:
    Observer: Barry Langdon-Lassagne
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  2. Snow/Ross's Goose Anser caerulescens/rossii
    # Count: 1000
    Date:
    Observer: Amanda Leemann
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  3. duck sp. Anatidae (duck sp.)
    # Count: 1000
    Date:
    Observer: bo nelson
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  4. passerine sp. Passeriformes sp.
    # Count: 200
    Date:
    Observer: John Landefeld
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  5. blackbird sp. Icteridae sp.
    # Count: 120
    Date:
    Observer: Pamela Griggs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  6. large shorebird sp. Scolopacidae sp. (large shorebird sp.)
    # Count: 40
    Date:
    Observer: Spencer Hardy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  7. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 30
    Date:
    Observer: James Castle Gaither Jr
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  8. peep sp. Calidris sp. (peep sp.)
    # Count: 20
    Date:
    Observer: Chris Dong
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  9. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 18
    Date:
    Observer: Brian Barton
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  10. teal sp. Anatidae sp. (teal sp.)
    # Count: 12
    Date:
    Observer: Chip Clouse
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  11. shorebird sp. Charadriiformes sp.
    # Count: 10
    Date:
    Observer: Sara Masuda
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  12. phalarope sp. Phalaropus sp.
    # Count: 5
    Date:
    Observer: Kathy Blankenship
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  13. gull sp. Larinae sp.
    # Count: 5
    Date:
    Observer: Cheryl cobbs
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  14. Buteo sp. Buteo sp.
    # Count: 4
    Date:
    Observer: Spencer Hardy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  15. Lesser/Greater Yellowlegs Tringa flavipes/melanoleuca
    # Count: 3
    Date:
    Observer: Stephanie Levins
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  16. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 3
    Date:
    Observer: Jan Almond
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  17. Cackling/Canada Goose Branta hutchinsii/canadensis
    # Count: 1
    Date:
    Observer: Alexandra Presher
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  18. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 1
    Date:
    Observer: Lisa Bach
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  19. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 1
    Date:
    Observer: Maura Ruyechan
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  20. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Craig Felts
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  21. rail/crake sp. Rallidae sp. (rail/crake sp.)
    # Count: 1
    Date:
    Observer: Ethan Monk
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  22. Larus sp. Larus sp.
    # Count: 1
    Date:
    Observer: Ken Ealy
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  23. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Stephanie Levins
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  24. Accipiter sp. Accipiter sp.
    # Count: 1
    Date:
    Observer: Sylvia Bauer
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  25. Downy/Hairy Woodpecker Dryobates pubescens/villosus
    # Count: 1
    Date:
    Observer: Andreas Steiner
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  26. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Robyn Smith
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  27. Hammond's/Dusky Flycatcher Empidonax hammondii/oberholseri
    # Count: 1
    Date:
    Observer: Elliot Chasin
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  28. swallow sp. Hirundinidae sp.
    # Count: 1
    Date:
    Observer: Alex Freeman
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  29. wren sp. Troglodytidae sp.
    # Count: 1
    Date:
    Observer: Heidi Guttschuss
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  30. Zonotrichia sp. Zonotrichia sp.
    # Count: 1
    Date:
    Observer: Chris Dunford
    Location: Yolo Bypass Wildlife Area--Auto Tour Route
  31. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: stephen johnson 🦜
    Location: Yolo Bypass Wildlife Area--Auto Tour Route