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Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)

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Bird List

Updated ~6 seconds ago
169 All Years 92 This Year 2024 46 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (169)

  1. Dunlin Calidris alpina
    # Count: 1000
    Date:
    Observer: Jim Elder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  2. European Starling Sturnus vulgaris
    # Count: 872
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  3. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 155
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  4. American Wigeon Mareca americana
    # Count: 126
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  5. Red-winged Blackbird Agelaius phoeniceus
    # Count: 100
    Date:
    Observer: Roger Robb
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  6. House Sparrow Passer domesticus
    # Count: 77
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  7. American Crow Corvus brachyrhynchos
    # Count: 76
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  8. Rock Pigeon Columba livia
    # Count: 57
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  9. Ring-billed Gull Larus delawarensis
    # Count: 48
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  10. Greater Scaup Aythya marila
    # Count: 40
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  11. House Finch Haemorhous mexicanus
    # Count: 36
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  12. Short-billed Gull Larus brachyrhynchus
    # Count: 34
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  13. Dark-eyed Junco Junco hyemalis
    # Count: 31
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  14. Glaucous-winged Gull Larus glaucescens
    # Count: 29
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  15. Black-bellied Plover Pluvialis squatarola
    # Count: 25
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  16. Caspian Tern Hydroprogne caspia
    # Count: 22
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  17. Surf Scoter Melanitta perspicillata
    # Count: 20
    Date:
    Observer: Roger Robb
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  18. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 18
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  19. American White Pelican Pelecanus erythrorhynchos
    # Count: 15
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  20. Canada Goose Branta canadensis
    # Count: 14
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  21. Pectoral Sandpiper Calidris melanotos
    # Count: 14
    Date:
    Observer: Ilya Povalyaev
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  22. California Gull Larus californicus
    # Count: 13
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  23. Great Blue Heron Ardea herodias
    # Count: 12
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  24. Spotted Sandpiper Actitis macularius
    # Count: 11
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  25. Song Sparrow Melospiza melodia
    # Count: 11
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  26. Tundra Swan Cygnus columbianus
    # Count: 10
    Date:
    Observer: Roger Robb
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  27. Mallard Anas platyrhynchos
    # Count: 10
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  28. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 10
    Date:
    Observer: George Clulow
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  29. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 10
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  30. Green-winged Teal Anas crecca
    # Count: 9
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  31. Common Goldeneye Bucephala clangula
    # Count: 9
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  32. Black-capped Chickadee Poecile atricapillus
    # Count: 9
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  33. Least Sandpiper Calidris minutilla
    # Count: 8
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  34. Bank Swallow Riparia riparia
    # Count: 8
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  35. Wood Duck Aix sponsa
    # Count: 6
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  36. American Coot Fulica americana
    # Count: 6
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  37. Northern Flicker Colaptes auratus
    # Count: 6
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  38. Tree Swallow Tachycineta bicolor
    # Count: 6
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  39. Blue-winged Teal Spatula discors
    # Count: 5
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  40. Bushtit Psaltriparus minimus
    # Count: 5
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  41. Pacific Wren Troglodytes pacificus
    # Count: 5
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  42. Marsh Wren Cistothorus palustris
    # Count: 5
    Date:
    Observer: George Clulow
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  43. Bufflehead Bucephala albeola
    # Count: 4
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  44. Western Grebe Aechmophorus occidentalis
    # Count: 4
    Date:
    Observer: Camille Bock
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  45. Whimbrel Numenius phaeopus
    # Count: 4
    Date:
    Observer: Enrico Konig
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  46. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 4
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  47. Red-tailed Hawk Buteo jamaicensis
    # Count: 4
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  48. American Pipit Anthus rubescens
    # Count: 4
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  49. American Goldfinch Spinus tristis
    # Count: 4
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  50. Ring-necked Duck Aythya collaris
    # Count: 3
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  51. Baird's Sandpiper Calidris bairdii
    # Count: 3
    Date:
    Observer: Sean Fitzgerald
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  52. Snowy Owl Bubo scandiacus
    # Count: 3
    Date:
    Observer: Jim Elder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  53. American Robin Turdus migratorius
    # Count: 3
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  54. Fox Sparrow Passerella iliaca
    # Count: 3
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  55. Spotted Towhee Pipilo maculatus
    # Count: 3
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  56. Yellow Warbler Setophaga petechia
    # Count: 3
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  57. Trumpeter Swan Cygnus buccinator
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  58. Gadwall Mareca strepera
    # Count: 2
    Date:
    Observer: Rob Lyske
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  59. Vaux's Swift Chaetura vauxi
    # Count: 2
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  60. Short-billed Dowitcher Limnodromus griseus
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  61. Iceland Gull Larus glaucoides
    # Count: 2
    Date:
    Observer: Daniel Graca
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  62. Sharp-shinned Hawk Accipiter striatus
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  63. Cooper's Hawk Accipiter cooperii
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  64. Short-eared Owl Asio flammeus
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  65. American Kestrel Falco sparverius
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  66. Barn Swallow Hirundo rustica
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  67. Lapland Longspur Calcarius lapponicus
    # Count: 2
    Date:
    Observer: Joe Denham
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  68. American Tree Sparrow Spizelloides arborea
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  69. Western Meadowlark Sturnella neglecta
    # Count: 2
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  70. Bullock's Oriole Icterus bullockii
    # Count: 2
    Date:
    Observer: Enrico Konig
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  71. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  72. Cackling Goose Branta hutchinsii
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  73. Mute Swan Cygnus olor
    # Count: 1
    Date:
    Observer: Dan Tyson
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  74. Cinnamon Teal Spatula cyanoptera
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  75. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  76. Eurasian Wigeon Mareca penelope
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  77. Canvasback Aythya valisineria
    # Count: 1
    Date:
    Observer: Enrico Konig
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  78. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  79. White-winged Scoter Melanitta deglandi
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  80. Black Scoter Melanitta americana
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  81. Barrow's Goldeneye Bucephala islandica
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  82. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  83. Common Merganser Mergus merganser
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  84. Red-breasted Merganser Mergus serrator
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  85. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Enrico Konig
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  86. Pied-billed Grebe Podilymbus podiceps
    # Count: 1
    Date:
    Observer: M, SC
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  87. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  88. Red-necked Grebe Podiceps grisegena
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  89. Eared Grebe Podiceps nigricollis
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  90. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  91. Black Swift Cypseloides niger
    # Count: 1
    Date:
    Observer: lise owens
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  92. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  93. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  94. Virginia Rail Rallus limicola
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  95. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Rob Lyske
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  96. Sandhill Crane Antigone canadensis
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  97. Black-necked Stilt Himantopus mexicanus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  98. American Avocet Recurvirostra americana
    # Count: 1
    Date:
    Observer: Grant Edwards
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  99. Black Oystercatcher Haematopus bachmani
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  100. Killdeer Charadrius vociferus
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  101. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: Thomas Plath
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  102. Long-billed Curlew Numenius americanus
    # Count: 1
    Date:
    Observer: Thomas Plath
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  103. Marbled Godwit Limosa fedoa
    # Count: 1
    Date:
    Observer: Thea Beckman
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  104. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: George Clulow
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  105. Wilson's Phalarope Phalaropus tricolor
    # Count: 1
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  106. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Ray Wershler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  107. Black Turnstone Arenaria melanocephala
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  108. Red Knot Calidris canutus
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  109. Sanderling Calidris alba
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  110. Western Sandpiper Calidris mauri
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  111. Semipalmated Sandpiper Calidris pusilla
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  112. Ivory Gull Pagophila eburnea
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  113. Black-headed Gull Chroicocephalus ridibundus
    # Count: 1
    Date:
    Observer: Caroline K
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  114. Western Gull Larus occidentalis
    # Count: 1
    Date:
    Observer: Dan Tyson
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  115. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  116. Red-throated Loon Gavia stellata
    # Count: 1
    Date:
    Observer: Jeremiah Kennedy
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  117. Pacific Loon Gavia pacifica
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  118. Common Loon Gavia immer
    # Count: 1
    Date:
    Observer: Roger Robb
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  119. Brandt's Cormorant Urile penicillatus
    # Count: 1
    Date:
    Observer: Ray Wershler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  120. Pelagic Cormorant Urile pelagicus
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  121. Double-crested Cormorant Nannopterum auritum
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  122. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  123. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Joe Denham
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  124. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  125. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  126. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  127. Northern Harrier Circus hudsonius
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  128. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  129. Rough-legged Hawk Buteo lagopus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  130. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  131. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Susan Lindenberger
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  132. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  133. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  134. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  135. Prairie Falcon Falco mexicanus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  136. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  137. Say's Phoebe Sayornis saya
    # Count: 1
    Date:
    Observer: Yousif Attia
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  138. Eastern Kingbird Tyrannus tyrannus
    # Count: 1
    Date:
    Observer: Krissi Martin
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  139. Hutton's Vireo Vireo huttoni
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  140. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  141. Northern Shrike Lanius borealis
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  142. Steller's Jay Cyanocitta stelleri
    # Count: 1
    Date:
    Observer: Joanna Chin
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  143. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Susan Lindenberger
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  144. Violet-green Swallow Tachycineta thalassina
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  145. Purple Martin Progne subis
    # Count: 1
    Date:
    Observer: Sean Fitzgerald
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  146. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  147. Ruby-crowned Kinglet Corthylio calendula
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  148. Golden-crowned Kinglet Regulus satrapa
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  149. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: Debbie Wheeler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  150. Varied Thrush Ixoreus naevius
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  151. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Enrico Konig
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  152. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  153. Purple Finch Haemorhous purpureus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  154. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Ilya Povalyaev
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  155. Snow Bunting Plectrophenax nivalis
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  156. White-throated Sparrow Zonotrichia albicollis
    # Count: 1
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  157. Swamp Sparrow Melospiza georgiana
    # Count: 1
    Date:
    Observer: James Boccia
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  158. Brown-headed Cowbird Molothrus ater
    # Count: 1
    Date:
    Observer: Trent Glukler
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  159. Orange-crowned Warbler Leiothlypis celata
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  160. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  161. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  162. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Rob Lyske
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  163. Snow Goose Anser caerulescens
    # Count: X
    Date:
    Observer: Rob Worona
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  164. Brant Branta bernicla
    # Count: X
    Date:
    Observer: Warren Finlay
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  165. Northern Pintail Anas acuta
    # Count: X
    Date:
    Observer: Jim Elder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  166. Savannah Sparrow Passerculus sandwichensis
    # Count: X
    Date:
    Observer: Jim Elder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  167. Lincoln's Sparrow Melospiza lincolnii
    # Count: X
    Date:
    Observer: Rob Worona
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  168. Brewer's Blackbird Euphagus cyanocephalus
    # Count: X
    Date:
    Observer: Dan Tyson
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  169. Yellow-rumped Warbler Setophaga coronata
    # Count: X
    Date:
    Observer: Rob Worona
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)

Exotic: Escapee (1)

  1. Ring-necked Pheasant Phasianus colchicus
    # Count: 1
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)

Hybrids (2)

  1. Western x Glaucous-winged Gull (hybrid) Larus occidentalis x glaucescens
    # Count: 10
    Date:
    Observer: Ilya Povalyaev
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  2. Eurasian x American Wigeon (hybrid) Mareca penelope x americana
    # Count: 2
    Date:
    Observer: Ken Wright
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)

Additional Taxa (19)

  1. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 2000
    Date:
    Observer: Shana Wagner
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  2. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 500
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  3. Larus sp. Larus sp.
    # Count: 200
    Date:
    Observer: Sean Fitzgerald
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  4. shorebird sp. Charadriiformes sp.
    # Count: 150
    Date:
    Observer: Brian G. Self
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  5. cormorant sp. Phalacrocoracidae sp.
    # Count: 50
    Date:
    Observer: Sean Fitzgerald
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  6. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 30
    Date:
    Observer: Rob Lyske
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  7. swallow sp. Hirundinidae sp.
    # Count: 20
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  8. gull sp. Larinae sp.
    # Count: 10
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  9. Trumpeter/Tundra Swan Cygnus buccinator/columbianus
    # Count: 5
    Date:
    Observer: David Hoar
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  10. peep sp. Calidris sp. (peep sp.)
    # Count: 5
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  11. loon sp. Gavia sp.
    # Count: 5
    Date:
    Observer: Sean Fitzgerald
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  12. finch sp. Fringillidae sp.
    # Count: 3
    Date:
    Observer: George Clulow
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  13. new world sparrow sp. Passerellidae sp.
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  14. passerine sp. Passeriformes sp.
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  15. hummingbird sp. Trochilidae sp.
    # Count: 1
    Date:
    Observer: Debbie Hlady
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  16. Western/Glaucous-winged Gull Larus occidentalis/glaucescens
    # Count: 1
    Date:
    Observer: George Clulow
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  17. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  18. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)
  19. duck sp. Anatidae (duck sp.)
    # Count: X
    Date:
    Observer: Susan Lindenberger
    Location: Delta -- Roberts Bank, south dyke, jetty base (including 41b Street marsh)