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Cucamonga-Guasti Regional Park

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Bird List

Updated ~3 seconds ago
177 All Years 126 This Year 2024 42 This Month Jun 2024
Last Observed First Observed High Count

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  1. Species Name
    Count
    Date
    Observer
    Location

Native and Naturalized (176)

  1. Canada Goose Branta canadensis
    # Count: 32
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  2. Eurasian Collared-Dove Streptopelia decaocto
    # Count: 4
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  3. Mourning Dove Zenaida macroura
    # Count: 12
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  4. White-throated Swift Aeronautes saxatalis
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  5. Anna's Hummingbird Calypte anna
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  6. Allen's Hummingbird Selasphorus sasin
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  7. Killdeer Charadrius vociferus
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  8. Double-crested Cormorant Nannopterum auritum
    # Count: 3
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  9. Black-crowned Night Heron Nycticorax nycticorax
    # Count: 14
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  10. Snowy Egret Egretta thula
    # Count: 6
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  11. Great Egret Ardea alba
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  12. Great Blue Heron Ardea herodias
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  13. Red-tailed Hawk Buteo jamaicensis
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  14. Nuttall's Woodpecker Dryobates nuttallii
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  15. Western Flycatcher Empidonax difficilis
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  16. Black Phoebe Sayornis nigricans
    # Count: 12
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  17. Say's Phoebe Sayornis saya
    # Count: 4
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  18. Cassin's Kingbird Tyrannus vociferans
    # Count: 6
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  19. Bell's Vireo Vireo bellii
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  20. American Crow Corvus brachyrhynchos
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  21. Common Raven Corvus corax
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  22. Northern Rough-winged Swallow Stelgidopteryx serripennis
    # Count: 4
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  23. Barn Swallow Hirundo rustica
    # Count: 30
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  24. Cliff Swallow Petrochelidon pyrrhonota
    # Count: 130
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  25. Bushtit Psaltriparus minimus
    # Count: 3
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  26. Bewick's Wren Thryomanes bewickii
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  27. European Starling Sturnus vulgaris
    # Count: 50
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  28. Northern Mockingbird Mimus polyglottos
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  29. American Robin Turdus migratorius
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  30. House Sparrow Passer domesticus
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  31. House Finch Haemorhous mexicanus
    # Count: 150
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  32. Lesser Goldfinch Spinus psaltria
    # Count: 14
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  33. American Goldfinch Spinus tristis
    # Count: 4
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  34. Song Sparrow Melospiza melodia
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  35. California Towhee Melozone crissalis
    # Count: 3
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  36. Hooded Oriole Icterus cucullatus
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  37. Red-winged Blackbird Agelaius phoeniceus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  38. Brown-headed Cowbird Molothrus ater
    # Count: 5
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  39. Great-tailed Grackle Quiscalus mexicanus
    # Count: 20
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  40. Yellow Warbler Setophaga petechia
    # Count: 5
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  41. Lazuli Bunting Passerina amoena
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  42. Mallard Anas platyrhynchos
    # Count: 6
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  43. American Coot Fulica americana
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  44. Turkey Vulture Cathartes aura
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  45. Western Wood-Pewee Contopus sordidulus
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  46. Ash-throated Flycatcher Myiarchus cinerascens
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  47. Western Kingbird Tyrannus verticalis
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  48. Bank Swallow Riparia riparia
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  49. Blue-gray Gnatcatcher Polioptila caerulea
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  50. Western Bluebird Sialia mexicana
    # Count: 4
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  51. Lawrence's Goldfinch Spinus lawrencei
    # Count: 5
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  52. Rufous-crowned Sparrow Aimophila ruficeps
    # Count: 4
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  53. Wilson's Warbler Cardellina pusilla
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  54. Western Tanager Piranga ludoviciana
    # Count: 4
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  55. Forster's Tern Sterna forsteri
    # Count: 3
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  56. Cooper's Hawk Accipiter cooperii
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  57. Great Horned Owl Bubo virginianus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  58. American Kestrel Falco sparverius
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  59. Peregrine Falcon Falco peregrinus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  60. Band-tailed Pigeon Patagioenas fasciata
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  61. Black-chinned Hummingbird Archilochus alexandri
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  62. California Gull Larus californicus
    # Count: 30
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  63. Warbling Vireo Vireo gilvus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  64. Black-headed Grosbeak Pheucticus melanocephalus
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  65. Wrentit Chamaea fasciata
    # Count: 1
    Date:
    Observer: Mike Brossart
    Location: Cucamonga-Guasti Regional Park
  66. American Avocet Recurvirostra americana
    # Count: 2
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  67. Belted Kingfisher Megaceryle alcyon
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  68. California Scrub-Jay Aphelocoma californica
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  69. California Thrasher Toxostoma redivivum
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  70. Hermit Warbler Setophaga occidentalis
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  71. Ruddy Duck Oxyura jamaicensis
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  72. Vermilion Flycatcher Pyrocephalus rubinus
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  73. Spotted Sandpiper Actitis macularius
    # Count: 3
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  74. Spotted Towhee Pipilo maculatus
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  75. Yellow-rumped Warbler Setophaga coronata
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  76. Lesser Scaup Aythya affinis
    # Count: 1
    Date:
    Observer: Scott Taylor
    Location: Cucamonga-Guasti Regional Park
  77. Black-necked Stilt Himantopus mexicanus
    # Count: 1
    Date:
    Observer: Scott Taylor
    Location: Cucamonga-Guasti Regional Park
  78. Brown Pelican Pelecanus occidentalis
    # Count: 1
    Date:
    Observer: Scott Taylor
    Location: Cucamonga-Guasti Regional Park
  79. Common Yellowthroat Geothlypis trichas
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  80. Pied-billed Grebe Podilymbus podiceps
    # Count: 2
    Date:
    Observer: Gene Cardiff
    Location: Cucamonga-Guasti Regional Park
  81. Lark Sparrow Chondestes grammacus
    # Count: 1
    Date:
    Observer: Gene Cardiff
    Location: Cucamonga-Guasti Regional Park
  82. Swainson's Thrush Catharus ustulatus
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  83. Cedar Waxwing Bombycilla cedrorum
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  84. Townsend's Warbler Setophaga townsendi
    # Count: 4
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  85. Cinnamon Teal Spatula cyanoptera
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  86. Least Sandpiper Calidris minutilla
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  87. House Wren Troglodytes aedon
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  88. Bullock's Oriole Icterus bullockii
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  89. Orange-crowned Warbler Leiothlypis celata
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  90. Black-throated Gray Warbler Setophaga nigrescens
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  91. Nashville Warbler Leiothlypis ruficapilla
    # Count: 1
    Date:
    Observer: Richard Payne
    Location: Cucamonga-Guasti Regional Park
  92. Bufflehead Bucephala albeola
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  93. Costa's Hummingbird Calypte costae
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  94. Rufous Hummingbird Selasphorus rufus
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  95. Bonaparte's Gull Chroicocephalus philadelphia
    # Count: 1
    Date:
    Observer: Mike Brossart
    Location: Cucamonga-Guasti Regional Park
  96. Acorn Woodpecker Melanerpes formicivorus
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  97. Gray Flycatcher Empidonax wrightii
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  98. Cassin's Vireo Vireo cassinii
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  99. Neotropic Cormorant Nannopterum brasilianum
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  100. Western Sandpiper Calidris mauri
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  101. Greater Yellowlegs Tringa melanoleuca
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  102. American White Pelican Pelecanus erythrorhynchos
    # Count: 8
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  103. White-crowned Sparrow Zonotrichia leucophrys
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  104. Chipping Sparrow Spizella passerina
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  105. Northern Flicker Colaptes auratus
    # Count: 2
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  106. Ruby-crowned Kinglet Corthylio calendula
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  107. American Pipit Anthus rubescens
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  108. Hooded Merganser Lophodytes cucullatus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  109. Ring-necked Duck Aythya collaris
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  110. Long-billed Dowitcher Limnodromus scolopaceus
    # Count: 4
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  111. Swainson's Hawk Buteo swainsoni
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  112. American Wigeon Mareca americana
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  113. Tree Swallow Tachycineta bicolor
    # Count: 12
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  114. Violet-green Swallow Tachycineta thalassina
    # Count: 4
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  115. Northern Shoveler Spatula clypeata
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  116. Red-shouldered Hawk Buteo lineatus
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  117. Merlin Falco columbarius
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  118. Savannah Sparrow Passerculus sandwichensis
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  119. Western Meadowlark Sturnella neglecta
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  120. Brewer's Blackbird Euphagus cyanocephalus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  121. Wilson's Snipe Gallinago delicata
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  122. Gadwall Mareca strepera
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  123. Ring-billed Gull Larus delawarensis
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  124. Osprey Pandion haliaetus
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  125. Lincoln's Sparrow Melospiza lincolnii
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  126. Wood Duck Aix sponsa
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  127. Rock Pigeon Columba livia
    # Count: 4
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  128. Eared Grebe Podiceps nigricollis
    # Count: 2
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  129. Sora Porzana carolina
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  130. Pine Siskin Spinus pinus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  131. Northern Pintail Anas acuta
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  132. Green-winged Teal Anas crecca
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  133. Long-billed Curlew Numenius americanus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  134. Red-breasted Nuthatch Sitta canadensis
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  135. Golden-crowned Sparrow Zonotrichia atricapilla
    # Count: 1
    Date:
    Observer: Susan Steele
    Location: Cucamonga-Guasti Regional Park
  136. Black-and-white Warbler Mniotilta varia
    # Count: 1
    Date:
    Observer: Susan Steele
    Location: Cucamonga-Guasti Regional Park
  137. White-faced Ibis Plegadis chihi
    # Count: 4
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  138. Olive-sided Flycatcher Contopus cooperi
    # Count: 1
    Date:
    Observer: Clare Van Loon
    Location: Cucamonga-Guasti Regional Park
  139. Phainopepla Phainopepla nitens
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  140. Horned Lark Eremophila alpestris
    # Count: 5
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  141. Hermit Thrush Catharus guttatus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  142. Greater White-fronted Goose Anser albifrons
    # Count: 1
    Date:
    Observer: Mike Brossart
    Location: Cucamonga-Guasti Regional Park
  143. Willow Flycatcher Empidonax traillii
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  144. Vaux's Swift Chaetura vauxi
    # Count: 10
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  145. Semipalmated Plover Charadrius semipalmatus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  146. Hammond's Flycatcher Empidonax hammondii
    # Count: 2
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  147. Dark-eyed Junco Junco hyemalis
    # Count: 1
    Date:
    Observer: Isoo O'Brien
    Location: Cucamonga-Guasti Regional Park
  148. White-breasted Nuthatch Sitta carolinensis
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  149. Sharp-shinned Hawk Accipiter striatus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  150. Green Heron Butorides virescens
    # Count: 1
    Date:
    Observer: Jim Arnett
    Location: Cucamonga-Guasti Regional Park
  151. Marsh Wren Cistothorus palustris
    # Count: 1
    Date:
    Observer: Larry Butler
    Location: Cucamonga-Guasti Regional Park
  152. Ferruginous Hawk Buteo regalis
    # Count: 1
    Date:
    Observer: Tom Benson
    Location: Cucamonga-Guasti Regional Park
  153. Vesper Sparrow Pooecetes gramineus
    # Count: 1
    Date:
    Observer: John Chapple
    Location: Cucamonga-Guasti Regional Park
  154. Western Cattle Egret Bubulcus ibis
    # Count: 1
    Date:
    Observer: Thomas Miko
    Location: Cucamonga-Guasti Regional Park
  155. Solitary Sandpiper Tringa solitaria
    # Count: 1
    Date:
    Observer: Tom Benson
    Location: Cucamonga-Guasti Regional Park
  156. Fox Sparrow Passerella iliaca
    # Count: 1
    Date:
    Observer: Dan Doughty
    Location: Cucamonga-Guasti Regional Park
  157. Magnolia Warbler Setophaga magnolia
    # Count: 1
    Date:
    Observer: Howard King
    Location: Cucamonga-Guasti Regional Park
  158. Blue Grosbeak Passerina caerulea
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  159. Scaly-breasted Munia Lonchura punctulata
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  160. Dusky-capped Flycatcher Myiarchus tuberculifer
    # Count: 1
    Date:
    Observer: Michael Woodruff
    Location: Cucamonga-Guasti Regional Park
  161. Herring Gull Larus argentatus
    # Count: 1
    Date:
    Observer: Howard King
    Location: Cucamonga-Guasti Regional Park
  162. Blue-winged Teal Spatula discors
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  163. Oak Titmouse Baeolophus inornatus
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  164. Common Merganser Mergus merganser
    # Count: 3
    Date:
    Observer: Tom Benson
    Location: Cucamonga-Guasti Regional Park
  165. Bald Eagle Haliaeetus leucocephalus
    # Count: 1
    Date:
    Observer: David Rankin
    Location: Cucamonga-Guasti Regional Park
  166. Hutton's Vireo Vireo huttoni
    # Count: 1
    Date:
    Observer: Kolby Olson
    Location: Cucamonga-Guasti Regional Park
  167. Mountain Chickadee Poecile gambeli
    # Count: 1
    Date:
    Observer: Jim Arnett
    Location: Cucamonga-Guasti Regional Park
  168. Brown Creeper Certhia americana
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  169. Lesser Yellowlegs Tringa flavipes
    # Count: 1
    Date:
    Observer: Jeffery Scism
    Location: Cucamonga-Guasti Regional Park
  170. Western Grebe Aechmophorus occidentalis
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  171. Redhead Aythya americana
    # Count: 1
    Date:
    Observer: Howard King
    Location: Cucamonga-Guasti Regional Park
  172. Canvasback Aythya valisineria
    # Count: 14
    Date:
    Observer: Jeffery Scism
    Location: Cucamonga-Guasti Regional Park
  173. Red-breasted Sapsucker Sphyrapicus ruber
    # Count: 1
    Date:
    Observer: Howard King
    Location: Cucamonga-Guasti Regional Park
  174. Virginia's Warbler Leiothlypis virginiae
    # Count: 1
    Date:
    Observer: Howard King
    Location: Cucamonga-Guasti Regional Park
  175. Horned Grebe Podiceps auritus
    # Count: 1
    Date:
    Observer: BJ Stacey
    Location: Cucamonga-Guasti Regional Park
  176. Golden Eagle Aquila chrysaetos
    # Count: 2
    Date:
    Observer: Dan Cooper
    Location: Cucamonga-Guasti Regional Park

Exotic: Provisional (1)

  1. Egyptian Goose Alopochen aegyptiaca
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park

Exotic: Escapee (5)

  1. African Collared-Dove Streptopelia roseogrisea
    # Count: 1
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  2. Cockatiel Nymphicus hollandicus
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  3. Muscovy Duck Cairina moschata
    # Count: 3
    Date:
    Observer: Desi Valdez
    Location: Cucamonga-Guasti Regional Park
  4. Orange-cheeked Waxbill Estrilda melpoda
    # Count: 1
    Date:
    Observer: daniel guthrie
    Location: Cucamonga-Guasti Regional Park
  5. Graylag Goose Anser anser
    # Count: 1
    Date:
    Observer: Bryant Campbell
    Location: Cucamonga-Guasti Regional Park

Additional Taxa (20)

  1. swallow sp. Hirundinidae sp.
    # Count: 50
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  2. Domestic goose sp. (Domestic type) Anser sp. (Domestic type)
    # Count: 5
    Date:
    Observer: Mike Brossart
    Location: Cucamonga-Guasti Regional Park
  3. new world oriole sp. Icterus sp.
    # Count: 1
    Date:
    Observer: Will Anderson
    Location: Cucamonga-Guasti Regional Park
  4. hummingbird sp. Trochilidae sp.
    # Count: 3
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  5. Rufous/Allen's Hummingbird Selasphorus rufus/sasin
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  6. Empidonax sp. Empidonax sp.
    # Count: 2
    Date:
    Observer: Richard Payne
    Location: Cucamonga-Guasti Regional Park
  7. gull sp. Larinae sp.
    # Count: 6
    Date:
    Observer: Becca Cockrum
    Location: Cucamonga-Guasti Regional Park
  8. owl sp. Strigiformes sp.
    # Count: 1
    Date:
    Observer: Bret Elgersma
    Location: Cucamonga-Guasti Regional Park
  9. hawk sp. Accipitridae sp. (hawk sp.)
    # Count: 1
    Date:
    Observer: Brad Davis
    Location: Cucamonga-Guasti Regional Park
  10. duck sp. Anatidae (duck sp.)
    # Count: 1
    Date:
    Observer: Win Ahrens
    Location: Cucamonga-Guasti Regional Park
  11. blackbird sp. Icteridae sp.
    # Count: 1
    Date:
    Observer: Steve Stone
    Location: Cucamonga-Guasti Regional Park
  12. passerine sp. Passeriformes sp.
    # Count: 1
    Date:
    Observer: Steve Stone
    Location: Cucamonga-Guasti Regional Park
  13. new world goldfinch sp. Spinus sp. (goldfinch sp.)
    # Count: 1
    Date:
    Observer: Steve Stone
    Location: Cucamonga-Guasti Regional Park
  14. new world warbler sp. Parulidae sp.
    # Count: 1
    Date:
    Observer: Deborah House
    Location: Cucamonga-Guasti Regional Park
  15. Cassin's/Plumbeous Vireo Vireo cassinii/plumbeus
    # Count: 1
    Date:
    Observer: Bill Deppe
    Location: Cucamonga-Guasti Regional Park
  16. Sharp-shinned/Cooper's Hawk Accipiter striatus/cooperii
    # Count: 2
    Date:
    Observer: Shannon Lehrter
    Location: Cucamonga-Guasti Regional Park
  17. woodpecker sp. Picidae sp.
    # Count: 1
    Date:
    Observer: Shannon Lehrter
    Location: Cucamonga-Guasti Regional Park
  18. new world sparrow sp. Passerellidae sp.
    # Count: 1
    Date:
    Observer: Dan Doughty
    Location: Cucamonga-Guasti Regional Park
  19. falcon sp. Falco sp.
    # Count: 1
    Date:
    Observer: Jess Miller-Camp
    Location: Cucamonga-Guasti Regional Park
  20. goose sp. Anatidae (goose sp.)
    # Count: 2
    Date:
    Observer: William Moramarco
    Location: Cucamonga-Guasti Regional Park