Observations limited to the Dixon Christmas Bird Count Circle, a 15 mile diameter circle centered on Arroyo la Mina in Dixon. See Satellite Map of Count Circle
Abundance classes:All species listed have been observed on at least one occasion.
English Name | Genus species | Abundance |
Black-crowned Night-Heron | Nycticorax nycticorax | Less Common Summer Resident |
Turkey Vulture | Cathartes aura | Common Summer Resident |
Mississippi Kite | Ictinia mississippiensis | Summer Vagrant |
Zone-tailed Hawk | Buteo albonotatus | Summer Vagrant |
Killdeer | Charadrius vociferus | Less Common Summer Resident |
Spotted Sandpiper | Actitis macularius | Less Common Summer Resident |
Band-tailed Pigeon | Patagioenas fasciata | Rare Summer Resident |
Yellow-billed Cuckoo | Coccyzus americanus | Rare Summer Resident |
Common Nighthawk | Chordeiles minor | Less Common Summer Resident |
Black-chinned Hummingbird | Archilochus alexandri | Common Summer Resident |
Broad-tailed Hummingbird | Selasphorus platycercus | Common Summer Resident |
Western Wood-Pewee | Contopus sordidulus | Common Summer Resident |
Gray Flycatcher | Empidonax wrightii | Rare Summer Resident |
Black Phoebe | Sayornis nigricans | Common Summer Resident |
Say's Phoebe | Sayornis saya | Common Summer Resident |
Ash-throated Flycatcher | Myiarchus cinerascens | Common Summer Resident |
Cassin's Kingbird | Tyrannus vociferans | Common Summer Resident |
Western Kingbird | Tyrannus verticalis | Less Common Summer Resident |
Eastern Kingbird | Tyrannus tyrannus | Rare Summer Resident |
Gray Vireo | Vireo vicinior | Rare Summer Resident |
Plumbeous Vireo | Vireo plumbeus | Common Summer Resident |
Warbling Vireo | Vireo gilvus | Less Common Summer Resident |
Violet-green Swallow | Tachycineta thalassina | Less Common Summer Resident |
Northern Rough-winged Swallow | Stelgidopteryx serripennis | Common Summer Resident |
Cliff Swallow | Petrochelidon pyrrhonota | Common Summer Resident |
Barn Swallow | Hirundo rustica | Common Summer Resident |
House Wren | Troglodytes aedon | Uncommon Summer Resident |
Blue-gray Gnatcatcher | Polioptila caerulea | Uncommon Summer Resident |
Gray Catbird | Dumetella carolinensis | Rare Summer Resident |
Northern Mockingbird | Mimus polyglottos | Less Common Summer Resident |
Orange-crowned Warbler | Vermivora celata | Uncommon Summer Resident |
Virginia's Warbler | Vermivora virginiae | Less Common Summer Resident |
Northern Parula | Parula americana | Transient Vagrant |
Yellow Warbler | Dendroica petechia | Common Summer Resident |
Magnolia Warbler | Dendroica magnolia | Transient Vagrant |
Black-throated Gray Warbler | Dendroica nigrescens | Uncommon Summer Resident |
Hooded Warbler | Wilsonia citrina | Summer Vagrant |
Yellow-breasted Chat | Icteria virens | Common Summer Resident |
Chipping Sparrow | Spizella passerina | Common Summer Resident |
Black-throated Sparrow | Amphispiza bilineata | Rare Summer Resident |
Black-headed Grosbeak | Pheucticus melanocephalus | Common Summer Resident |
Blue Grosbeak | Passerina caerulea | Common Summer Resident |
Lazuli Bunting | Passerina amoena | Common Summer Resident |
Indigo Bunting | Passerina cyanea | Uncommon Summer Resident |
Brewer's Blackbird | Euphagus cyanocephalus | Rare Summer Resident |
Common Grackle | Quiscalus quiscula | Uncommon Summer Resident |
Great-tailed Grackle | Quiscalus mexicanus | Rare Summer Resident |
Brown-headed Cowbird | Molothrus ater | Less Common Summer Resident |
Bullock's Oriole | Icterus bullockii | Common Summer Resident |
Scott's Oriole | Icterus parisorum | Rare Summer Resident |
Lesser Goldfinch | Carduelis psaltria | Common Summer Resident |