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Bird List

Updated ~13 seconds ago
187 All Years 122 This Year 2024 0 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (187)

  1. Vaux's Swift Chaetura vauxi
    # Count: 5
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  2. Ridgway's Rail Rallus obsoletus
    # Count: 4
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  3. Cooper's Hawk Accipiter cooperii
    # Count: 2
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  4. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  5. Western Flycatcher Empidonax difficilis
    # Count: 2
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  6. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  7. Blue Grosbeak Passerina caerulea
    # Count: 8
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  8. Pied-billed Grebe Podilymbus podiceps
    # Count: 36
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  9. Costa's Hummingbird Calypte costae
    # Count: 3
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  10. Bell's Vireo Vireo bellii
    # Count: 8
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  11. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 30
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  12. Yellow-breasted Chat Icteria virens
    # Count: 7
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  13. Yellow Warbler Setophaga petechia
    # Count: 8
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  14. Forster's Tern Sterna forsteri
    # Count: 8
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  15. Song Sparrow Melospiza melodia
    # Count: 32
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  16. Hooded Oriole Icterus cucullatus
    # Count: 4
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  17. Orange-crowned Warbler Leiothlypis celata
    # Count: 5
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  18. Bewick's Wren Thryomanes bewickii
    # Count: 5
    Date:
    Observer: Chris McCreedy - no playbacks
    Location: Upper Otay Reservoir
  19. Common Raven Corvus corax
    # Count: 15
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  20. White-throated Swift Aeronautes saxatalis
    # Count: 20
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  21. California Scrub-Jay Aphelocoma californica
    # Count: 2
    Date:
    Observer: Dan Hayes
    Location: Upper Otay Reservoir
  22. Mallard Anas platyrhynchos
    # Count: 50
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  23. Herring Gull Larus argentatus
    # Count: 2
    Date:
    Observer: David Gersten
    Location: Upper Otay Reservoir
  24. Loggerhead Shrike Lanius ludovicianus
    # Count: 1
    Date:
    Observer: Arnold Young
    Location: Upper Otay Reservoir
  25. Lincoln's Sparrow Melospiza lincolnii
    # Count: 6
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  26. Bufflehead Bucephala albeola
    # Count: 30
    Date:
    Observer: Tom Baxter
    Location: Upper Otay Reservoir
  27. Mountain Quail Oreortyx pictus
    # Count: 1
    Date:
    Observer: Tom Baxter
    Location: Upper Otay Reservoir
  28. Gray Flycatcher Empidonax wrightii
    # Count: 1
    Date:
    Observer: Ross Mungeam
    Location: Upper Otay Reservoir
  29. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  30. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  31. Spotted Sandpiper Actitis macularius
    # Count: 1
    Date:
    Observer: Matthew Withrow
    Location: Upper Otay Reservoir
  32. House Wren Troglodytes aedon
    # Count: 12
    Date:
    Observer: Matthew Withrow
    Location: Upper Otay Reservoir
  33. California Towhee Melozone crissalis
    # Count: 18
    Date:
    Observer: Matthew Withrow
    Location: Upper Otay Reservoir
  34. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  35. Willet Tringa semipalmata
    # Count: 1
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  36. European Starling Sturnus vulgaris
    # Count: 100
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  37. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 1
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  38. Great Blue Heron Ardea herodias
    # Count: 2
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  39. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Chris Nabel
    Location: Upper Otay Reservoir
  40. Spotted Towhee Pipilo maculatus
    # Count: 5
    Date:
    Observer: Chris Nabel
    Location: Upper Otay Reservoir
  41. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 27
    Date:
    Observer: Zachary Fica
    Location: Upper Otay Reservoir
  42. Blue-winged Teal Spatula discors
    # Count: 10
    Date:
    Observer: Marcia Lincoln
    Location: Upper Otay Reservoir
  43. Canvasback Aythya valisineria
    # Count: 98
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  44. Grasshopper Sparrow Ammodramus savannarum
    # Count: 2
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  45. Greater White-fronted Goose Anser albifrons
    # Count: 65
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  46. Mourning Dove Zenaida macroura
    # Count: 35
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  47. Anna's Hummingbird Calypte anna
    # Count: 15
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  48. Wrentit Chamaea fasciata
    # Count: 10
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  49. Mountain Bluebird Sialia currucoides
    # Count: 11
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  50. American Robin Turdus migratorius
    # Count: 40
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  51. Rufous-crowned Sparrow Aimophila ruficeps
    # Count: 13
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  52. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Holger Schneider
    Location: Upper Otay Reservoir
  53. Ring-billed Gull Larus delawarensis
    # Count: 50
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  54. American Crow Corvus brachyrhynchos
    # Count: 50
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  55. Northern Mockingbird Mimus polyglottos
    # Count: 7
    Date:
    Observer: John Knox
    Location: Upper Otay Reservoir
  56. Cedar Waxwing Bombycilla cedrorum
    # Count: 6
    Date:
    Observer: John Knox
    Location: Upper Otay Reservoir
  57. Hooded Merganser Lophodytes cucullatus
    # Count: 3
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  58. Acorn Woodpecker Melanerpes formicivorus
    # Count: 1
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  59. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  60. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  61. Cinnamon Teal Spatula cyanoptera
    # Count: 24
    Date:
    Observer: Norka Saldana
    Location: Upper Otay Reservoir
  62. Brewer's Sparrow Spizella breweri
    # Count: 1
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  63. Lesser Goldfinch Spinus psaltria
    # Count: 41
    Date:
    Observer: David Gersten
    Location: Upper Otay Reservoir
  64. Phainopepla Phainopepla nitens
    # Count: 4
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  65. MacGillivray's Warbler Geothlypis tolmiei
    # Count: 1
    Date:
    Observer: bonnie henson
    Location: Upper Otay Reservoir
  66. Townsend's Warbler Setophaga townsendi
    # Count: 2
    Date:
    Observer: Ben Stalheim
    Location: Upper Otay Reservoir
  67. Hermit Warbler Setophaga occidentalis
    # Count: 1
    Date:
    Observer: Kandace Glanville
    Location: Upper Otay Reservoir
  68. Western Tanager Piranga ludoviciana
    # Count: 6
    Date:
    Observer: Ben Stalheim
    Location: Upper Otay Reservoir
  69. Osprey Pandion haliaetus
    # Count: 2
    Date:
    Observer: Lizzie Diener
    Location: Upper Otay Reservoir
  70. Warbling Vireo Vireo gilvus
    # Count: 4
    Date:
    Observer: Lizzie Diener
    Location: Upper Otay Reservoir
  71. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Lizzie Diener
    Location: Upper Otay Reservoir
  72. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  73. Western Bluebird Sialia mexicana
    # Count: 15
    Date:
    Observer: John Missing
    Location: Upper Otay Reservoir
  74. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 6
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  75. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 100
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  76. White-tailed Kite Elanus leucurus
    # Count: 4
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  77. Red-breasted Sapsucker Sphyrapicus ruber
    # Count: 1
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  78. Wilson's Phalarope Phalaropus tricolor
    # Count: 2
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  79. Black-chinned Hummingbird Archilochus alexandri
    # Count: 2
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  80. Green Heron Butorides virescens
    # Count: 5
    Date:
    Observer: Rod Barbo
    Location: Upper Otay Reservoir
  81. Barn Owl Tyto alba
    # Count: 1
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  82. Red-winged Blackbird Agelaius phoeniceus
    # Count: 125
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  83. Greater Roadrunner Geococcyx californianus
    # Count: 2
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  84. Virginia Rail Rallus limicola
    # Count: 8
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  85. Red-shouldered Hawk Buteo lineatus
    # Count: 4
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  86. Violet-green Swallow Tachycineta thalassina
    # Count: 30
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  87. California Thrasher Toxostoma redivivum
    # Count: 6
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  88. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 8
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  89. Downy Woodpecker Dryobates pubescens
    # Count: 1
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  90. Canada Goose Branta canadensis
    # Count: 60
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  91. Purple Finch Haemorhous purpureus
    # Count: 2
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  92. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  93. Hammond's Flycatcher Empidonax hammondii
    # Count: 1
    Date:
    Observer: Matthew Keenan
    Location: Upper Otay Reservoir
  94. Horned Lark Eremophila alpestris
    # Count: 14
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  95. American Goldfinch Spinus tristis
    # Count: 8
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  96. Western Kingbird Tyrannus verticalis
    # Count: 5
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  97. Red-necked Phalarope Phalaropus lobatus
    # Count: 2
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  98. Common Poorwill Phalaenoptilus nuttallii
    # Count: 2
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  99. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  100. Least Bittern Ixobrychus exilis
    # Count: 14
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  101. Scaly-breasted Munia Lonchura punctulata
    # Count: 15
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  102. Tricolored Blackbird Agelaius tricolor
    # Count: 100
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  103. Lesser Nighthawk Chordeiles acutipennis
    # Count: 2
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  104. Redhead Aythya americana
    # Count: 50
    Date:
    Observer: Justyn Stahl
    Location: Upper Otay Reservoir
  105. Western Gull Larus occidentalis
    # Count: 20
    Date:
    Observer: Jorge Ayón
    Location: Upper Otay Reservoir
  106. Great Egret Ardea alba
    # Count: 4
    Date:
    Observer: Payton Parke
    Location: Upper Otay Reservoir
  107. California Quail Callipepla californica
    # Count: 30
    Date:
    Observer: Payton Parke
    Location: Upper Otay Reservoir
  108. Clark's Grebe Aechmophorus clarkii
    # Count: 4
    Date:
    Observer: Payton Parke
    Location: Upper Otay Reservoir
  109. Greater Yellowlegs Tringa melanoleuca
    # Count: 2
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  110. Snowy Egret Egretta thula
    # Count: 8
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  111. Tree Swallow Tachycineta bicolor
    # Count: 91
    Date:
    Observer: Kerry Ross
    Location: Upper Otay Reservoir
  112. Barn Swallow Hirundo rustica
    # Count: 64
    Date:
    Observer: Kerry Ross
    Location: Upper Otay Reservoir
  113. Lawrence's Goldfinch Spinus lawrencei
    # Count: 5
    Date:
    Observer: Kerry Ross
    Location: Upper Otay Reservoir
  114. Gadwall Mareca strepera
    # Count: 40
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  115. Common Gallinule Gallinula galeata
    # Count: 4
    Date:
    Observer: Barbara Carlson
    Location: Upper Otay Reservoir
  116. Least Sandpiper Calidris minutilla
    # Count: 8
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  117. Black-necked Stilt Himantopus mexicanus
    # Count: 1
    Date:
    Observer: Anonymous eBirder
    Location: Upper Otay Reservoir
  118. Vesper Sparrow Pooecetes gramineus
    # Count: 7
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  119. Killdeer Charadrius vociferus
    # Count: 25
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  120. Lark Sparrow Chondestes grammacus
    # Count: 12
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  121. Western Meadowlark Sturnella neglecta
    # Count: 25
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  122. American Pipit Anthus rubescens
    # Count: 25
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  123. Dark-eyed Junco Junco hyemalis
    # Count: 4
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  124. Sora Porzana carolina
    # Count: 10
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  125. Marsh Wren Cistothorus palustris
    # Count: 14
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  126. Northern Harrier Circus hudsonius
    # Count: 2
    Date:
    Observer: Anonymous eBirder
    Location: Upper Otay Reservoir
  127. Savannah Sparrow Passerculus sandwichensis
    # Count: 8
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  128. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 4
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  129. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 8
    Date:
    Observer: Aaron Polichar
    Location: Upper Otay Reservoir
  130. Northern Flicker Colaptes auratus
    # Count: 10
    Date:
    Observer: Aaron Polichar
    Location: Upper Otay Reservoir
  131. Ruby-crowned Kinglet Corthylio calendula
    # Count: 12
    Date:
    Observer: Aaron Polichar
    Location: Upper Otay Reservoir
  132. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 45
    Date:
    Observer: Aaron Polichar
    Location: Upper Otay Reservoir
  133. American Wigeon Mareca americana
    # Count: 101
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  134. Common Goldeneye Bucephala clangula
    # Count: 2
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  135. Ruddy Duck Oxyura jamaicensis
    # Count: 101
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  136. Northern Shoveler Spatula clypeata
    # Count: 456
    Date:
    Observer: Jim Pawlicki
    Location: Upper Otay Reservoir
  137. Ring-necked Duck Aythya collaris
    # Count: 950
    Date:
    Observer: Jim Pawlicki
    Location: Upper Otay Reservoir
  138. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: John Bruin
    Location: Upper Otay Reservoir
  139. Northern Pintail Anas acuta
    # Count: 6
    Date:
    Observer: Jim Pawlicki
    Location: Upper Otay Reservoir
  140. Merlin Falco columbarius
    # Count: 2
    Date:
    Observer: Mel Senac
    Location: Upper Otay Reservoir
  141. Eared Grebe Podiceps nigricollis
    # Count: 14
    Date:
    Observer: Stu Wilson
    Location: Upper Otay Reservoir
  142. Rock Wren Salpinctes obsoletus
    # Count: 6
    Date:
    Observer: Linda Rudolph
    Location: Upper Otay Reservoir
  143. Caspian Tern Hydroprogne caspia
    # Count: 3
    Date:
    Observer: Andy Keister
    Location: Upper Otay Reservoir
  144. Brown-headed Cowbird Molothrus ater
    # Count: 4
    Date:
    Observer: Andy Keister
    Location: Upper Otay Reservoir
  145. Lazuli Bunting Passerina amoena
    # Count: 2
    Date:
    Observer: John Martin
    Location: Upper Otay Reservoir
  146. Tufted Duck Aythya fuligula
    # Count: 1
    Date:
    Observer: Tom Benson
    Location: Upper Otay Reservoir
  147. Greater Scaup Aythya marila
    # Count: 7
    Date:
    Observer: Tom Benson
    Location: Upper Otay Reservoir
  148. Lesser Scaup Aythya affinis
    # Count: 1200
    Date:
    Observer: Tom Benson
    Location: Upper Otay Reservoir
  149. Red-breasted Merganser Mergus serrator
    # Count: 2
    Date:
    Observer: 🐦‍⬛ Jason 🦚 K 🦩Pietrzak 🦃
    Location: Upper Otay Reservoir
  150. Summer Tanager Piranga rubra
    # Count: 1
    Date:
    Observer: Lea Squires
    Location: Upper Otay Reservoir
  151. Bushtit Psaltriparus minimus
    # Count: 100
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  152. Black Phoebe Sayornis nigricans
    # Count: 26
    Date:
    Observer: Amin Khalifa
    Location: Upper Otay Reservoir
  153. Rock Pigeon Columba livia
    # Count: 6
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  154. House Sparrow Passer domesticus
    # Count: 5
    Date:
    Observer: Kerry Ross
    Location: Upper Otay Reservoir
  155. American Kestrel Falco sparverius
    # Count: 5
    Date:
    Observer: Max Leibowitz
    Location: Upper Otay Reservoir
  156. Say's Phoebe Sayornis saya
    # Count: 15
    Date:
    Observer: Max Leibowitz
    Location: Upper Otay Reservoir
  157. Great-tailed Grackle Quiscalus mexicanus
    # Count: 116
    Date:
    Observer: Justyn Stahl
    Location: Upper Otay Reservoir
  158. Green-winged Teal Anas crecca
    # Count: 30
    Date:
    Observer: Becca Nelson
    Location: Upper Otay Reservoir
  159. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  160. Hermit Thrush Catharus guttatus
    # Count: 5
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  161. Common Yellowthroat Geothlypis trichas
    # Count: 30
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  162. American White Pelican Pelecanus erythrorhynchos
    # Count: 13
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  163. American Coot Fulica americana
    # Count: 200
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  164. California Gull Larus californicus
    # Count: 50
    Date:
    Observer: Robb Welch
    Location: Upper Otay Reservoir
  165. Double-crested Cormorant Nannopterum auritum
    # Count: 75
    Date:
    Observer: Robb Welch
    Location: Upper Otay Reservoir
  166. Eastern Phoebe Sayornis phoebe
    # Count: 1
    Date:
    Observer: Robb Welch
    Location: Upper Otay Reservoir
  167. Yellow-rumped Warbler Setophaga coronata
    # Count: 200
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  168. Bell's Sparrow Artemisiospiza belli
    # Count: 5
    Date:
    Observer: Max Jarrett
    Location: Upper Otay Reservoir
  169. Allen's Hummingbird Selasphorus sasin
    # Count: 6
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  170. Nuttall's Woodpecker Dryobates nuttallii
    # Count: 5
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  171. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 4
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  172. California Gnatcatcher Polioptila californica
    # Count: 12
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  173. Wilson's Warbler Cardellina pusilla
    # Count: 7
    Date:
    Observer: BJ Stacey
    Location: Upper Otay Reservoir
  174. House Finch Haemorhous mexicanus
    # Count: 100
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  175. Western Grebe Aechmophorus occidentalis
    # Count: 10
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  176. Cassin's Kingbird Tyrannus vociferans
    # Count: 15
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  177. Red-tailed Hawk Buteo jamaicensis
    # Count: 7
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  178. Belted Kingfisher Megaceryle alcyon
    # Count: 3
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  179. Bullock's Oriole Icterus bullockii
    # Count: 7
    Date:
    Observer: David Povey
    Location: Upper Otay Reservoir
  180. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Steve Hosmer
    Location: Upper Otay Reservoir
  181. Turkey Vulture Cathartes aura
    # Count: 4
    Date:
    Observer: David Daniels
    Location: Upper Otay Reservoir
  182. Western Sandpiper Calidris mauri
    # Count: 6
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  183. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  184. Hutton's Vireo Vireo huttoni
    # Count: 2
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  185. Black-chinned Sparrow Spizella atrogularis
    # Count: 1
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  186. White-faced Ibis Plegadis chihi
    # Count: 10
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  187. Wood Duck Aix sponsa
    # Count: X
    Date:
    Observer: Dennis Heinemann
    Location: Upper Otay Reservoir

Hybrids (1)

  1. Ring-necked Duck x scaup sp. (hybrid) Aythya collaris x marila/affinis
    # Count: 1
    Date:
    Observer: Gary Nunn
    Location: Upper Otay Reservoir

Additional Taxa (33)

  1. new world oriole sp. Icterus sp.
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  2. Passerina sp. Passerina sp.
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  3. Cassin's/Western Kingbird Tyrannus vociferans/verticalis
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  4. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 5
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  5. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 1
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  6. new world warbler sp. Parulidae sp.
    # Count: 2
    Date:
    Observer: Matthew Withrow
    Location: Upper Otay Reservoir
  7. Empidonax sp. Empidonax sp.
    # Count: 1
    Date:
    Observer: Jady Conroy
    Location: Upper Otay Reservoir
  8. duck sp. Anatidae (duck sp.)
    # Count: 1500
    Date:
    Observer: Matt Sadowski
    Location: Upper Otay Reservoir
  9. dabbling duck sp. Anatidae sp. (dabbling duck sp.)
    # Count: 4
    Date:
    Observer: Alison Hiers
    Location: Upper Otay Reservoir
  10. Blue-winged/Cinnamon Teal Spatula discors/cyanoptera
    # Count: 5
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  11. Red-winged/Tricolored Blackbird Agelaius phoeniceus/tricolor
    # Count: 3
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  12. new world quail sp. Odontophoridae sp.
    # Count: 2
    Date:
    Observer: Matthew Keenan
    Location: Upper Otay Reservoir
  13. woodpecker sp. Picidae sp.
    # Count: 2
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  14. Spinus sp. Spinus sp.
    # Count: 10
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  15. passerine sp. Passeriformes sp.
    # Count: 15
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  16. gnatcatcher sp. Polioptila sp.
    # Count: 6
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  17. rail/crake sp. Rallidae sp. (rail/crake sp.)
    # Count: 4
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  18. swallow sp. Hirundinidae sp.
    # Count: 300
    Date:
    Observer: Jonny Sperling
    Location: Upper Otay Reservoir
  19. Lazuli/Indigo Bunting Passerina amoena/cyanea
    # Count: 1
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  20. blackbird sp. Icteridae sp.
    # Count: 100
    Date:
    Observer: Paul Marvin
    Location: Upper Otay Reservoir
  21. teal sp. Anatidae sp. (teal sp.)
    # Count: 6
    Date:
    Observer: Jeremiah Stock
    Location: Upper Otay Reservoir
  22. large shorebird sp. Scolopacidae sp. (large shorebird sp.)
    # Count: 1
    Date:
    Observer: Aaron Polichar
    Location: Upper Otay Reservoir
  23. Greater/Lesser Scaup Aythya marila/affinis
    # Count: 101
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  24. Western/Clark's Grebe Aechmophorus occidentalis/clarkii
    # Count: 30
    Date:
    Observer: Robb Welch
    Location: Upper Otay Reservoir
  25. small falcon sp. Falco sp. (small falcon sp.)
    # Count: 1
    Date:
    Observer: Justyn Stahl
    Location: Upper Otay Reservoir
  26. swift sp. Apodidae sp.
    # Count: X
    Date:
    Observer: Sara Mayers
    Location: Upper Otay Reservoir
  27. yellow-bellied kingbird sp. Tyrannus sp. (yellow-bellied)
    # Count: 1
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  28. hummingbird sp. Trochilidae sp.
    # Count: 10
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  29. gull sp. Larinae sp.
    # Count: 20
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  30. Buteo sp. Buteo sp.
    # Count: 2
    Date:
    Observer: Tom Frankenberger
    Location: Upper Otay Reservoir
  31. new world sparrow sp. Passerellidae sp.
    # Count: 6
    Date:
    Observer: Marc Arndt
    Location: Upper Otay Reservoir
  32. wren sp. Troglodytidae sp.
    # Count: 3
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir
  33. Short-billed/Long-billed Dowitcher Limnodromus griseus/scolopaceus
    # Count: 6
    Date:
    Observer: Richard Norgaard
    Location: Upper Otay Reservoir