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Bird Observations

			Date Range: Jan-Dec, 1900-2022

[ San Joaquin ] [ Stanislaus ] [ Merced ]

Updated ~28 hr(s) ago.

400 species (+143 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Black-bellied Whistling-Duck
Fulvous Whistling-Duck
Bar-headed Goose
Emperor Goose
Snow Goose
Ross's Goose
Snow x Ross's Goose (hybrid)
Snow/Ross's Goose
Graylag Goose
Swan Goose
Graylag x Swan Goose (hybrid)
Greater White-fronted Goose
Snow x Greater White-fronted Goose (hybrid)
Greater/Lesser White-fronted Goose
Domestic goose sp. (Domestic type)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Brant
Cackling Goose
Greater White-fronted x Cackling Goose (hybrid)
Canada Goose
Swan Goose x Canada Goose (hybrid)
Greater White-fronted x Canada Goose (hybrid)
Graylag x Canada Goose (hybrid)
Domestic goose sp. x Canada Goose (hybrid)
Cackling/Canada Goose
Mute Swan
Black Swan
Black-necked Swan
Trumpeter Swan
Tundra Swan
Trumpeter/Tundra Swan
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Whooper Swan
swan sp.
goose sp.
Egyptian Goose
Ruddy Shelduck
Muscovy Duck
Wood Duck
Mandarin Duck
Garganey
Blue-winged Teal
Cinnamon Teal
Blue-winged x Cinnamon Teal (hybrid)
Blue-winged/Cinnamon Teal
Northern Shoveler
Blue-winged Teal x Northern Shoveler (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cinnamon Teal x Northern Shoveler (hybrid)
Gadwall
Eurasian Wigeon
American Wigeon
Eurasian x American Wigeon (hybrid)
Eurasian/American Wigeon
Mallard
Muscovy Duck x Mallard (hybrid)
Gadwall x Mallard (hybrid)
American Wigeon x Mallard (hybrid)
White-cheeked Pintail
Northern Pintail
Green-winged Teal
teal sp.
dabbling duck sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canvasback
Redhead
Ring-necked Duck
Redhead x Ring-necked Duck (hybrid)
Tufted Duck
Greater Scaup
Lesser Scaup
Ring-necked Duck x Lesser Scaup (hybrid)
Greater/Lesser Scaup
Aythya sp.
Harlequin Duck
Surf Scoter
White-winged Scoter
Black Scoter
Long-tailed Duck
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Bufflehead
Common Goldeneye
Bufflehead x Common Goldeneye (hybrid)
Barrow's Goldeneye
Common x Barrow's Goldeneye (hybrid)
Common/Barrow's Goldeneye
Smew
Hooded Merganser
Common Merganser
Red-breasted Merganser
Common/Red-breasted Merganser
merganser sp.
Ruddy Duck
duck sp.
waterfowl sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Helmeted Guineafowl
Northern Bobwhite
California Quail
Wild Turkey
Ring-necked Pheasant
Indian Peafowl
Red Junglefowl
Chukar
Lesser Flamingo
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Eared Grebe
Horned/Eared Grebe
Podiceps sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Grebe
Clark's Grebe
Western x Clark's Grebe (hybrid)
Western/Clark's Grebe
grebe sp.
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
African Collared-Dove
Eurasian/African Collared-Dove
White-winged Dove
Mourning Dove
pigeon/dove sp.
Greater Roadrunner
Yellow-billed Cuckoo
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lesser Nighthawk
Common Nighthawk
nighthawk sp.
Common Poorwill
Black Swift
Chimney Swift
Vaux's Swift
White-throated Swift
swift sp.
Black-chinned Hummingbird
Anna's Hummingbird
Costa's Hummingbird
Calliope Hummingbird
Rufous Hummingbird
Allen's Hummingbird
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Rufous/Allen's Hummingbird
Selasphorus sp.
hummingbird sp.
Virginia Rail
Sora
Common Gallinule
American Coot
moorhen/coot/gallinule sp.
Black Rail
Demoiselle Crane
Sandhill Crane
Common Crane
Black-necked Stilt
American Avocet
Black-bellied Plover
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Golden-Plover
Pacific Golden-Plover
American/Pacific Golden-Plover (Lesser Golden-Plover)
Black-bellied Plover/golden-plover sp.
Killdeer
Semipalmated Plover
Common Ringed/Semipalmated Plover
Mountain Plover
Snowy Plover
plover sp.
Upland Sandpiper
Whimbrel
Long-billed Curlew
curlew sp.
Marbled Godwit
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
godwit sp.
Short-billed Dowitcher
Long-billed Dowitcher
Short-billed/Long-billed Dowitcher
Wilson's Snipe
snipe sp.
Wilson's Phalarope
Red Phalarope
Red-necked Phalarope
phalarope sp.
Spotted Sandpiper
Solitary Sandpiper
Wandering Tattler
Lesser Yellowlegs
Willet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Spotted Redshank
Greater Yellowlegs
Lesser/Greater Yellowlegs
Ruddy Turnstone
Black Turnstone
Red Knot
Ruff
Curlew Sandpiper
Stilt Sandpiper
Sanderling
Dunlin
Baird's Sandpiper
White-rumped Sandpiper
Least Sandpiper
Pectoral Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Sandpiper
Semipalmated Sandpiper
peep sp.
Calidris sp.
Scolopacidae sp.
large shorebird sp.
shorebird sp.
Long-tailed Jaeger
Parasitic Jaeger
jaeger sp.
Little Gull
Black-legged Kittiwake
Sabine's Gull
Bonaparte's Gull
Black-headed Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Laughing Gull
Franklin's Gull
Heermann's Gull
Short-billed Gull
Ring-billed Gull
Western Gull
Herring Gull
Glaucous Gull
Herring x Glaucous Gull (hybrid)
Lesser Black-backed Gull
California Gull
Glaucous-winged Gull
Western x Glaucous-winged Gull (hybrid)
Herring x Glaucous-winged Gull (hybrid)
Glaucous x Glaucous-winged Gull (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Slaty-backed Gull
Iceland Gull
white-winged gull sp.
Larus sp.
gull sp.
Least Tern
Caspian Tern
Black Tern
Forster's Tern
Arctic Tern
Common Tern
Forster's/Common Tern
tern sp.
Red-throated Loon
Pacific Loon
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Loon
Yellow-billed Loon
loon sp.
Laysan Albatross
Leach's Storm-Petrel
Double-crested Cormorant
Neotropic Cormorant
American White Pelican
Brown Pelican
American Bittern
Least Bittern
Black-crowned Night Heron
Yellow-crowned/Black-crowned Night Heron
Little Blue Heron
Snowy Egret
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Green Heron
Western Cattle Egret
Great Egret
Great Blue Heron
heron sp.
white egret sp.
White-faced Ibis
Glossy x White-faced Ibis (hybrid)
Glossy/White-faced Ibis
Turkey Vulture
Osprey
White-tailed Kite
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
American Goshawk
Accipiter sp.
Bald Eagle
Golden/Bald Eagle
Common Black Hawk
Red-shouldered Hawk
Broad-winged Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
Buteo sp.
hawk sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
eagle sp.
Barn Owl
Western Screech-Owl
Great Horned Owl
Northern Pygmy-Owl
Burrowing Owl
Spotted Owl
Long-eared Owl
Short-eared Owl
Northern Saw-whet Owl
owl sp.
Belted Kingfisher
Yellow-bellied Sapsucker
Red-naped Sapsucker
Red-breasted Sapsucker
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-naped x Red-breasted Sapsucker (hybrid)
sapsucker sp.
Lewis's Woodpecker
Acorn Woodpecker
Downy Woodpecker
Nuttall's Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Merlin
Gyrfalcon
Peregrine Falcon
Prairie Falcon
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
large falcon sp.
small falcon sp.
falcon sp.
diurnal raptor sp.
Cockatiel
Rose-ringed Parakeet
Budgerigar
Rosy-faced Lovebird
lovebird sp.
Red-crowned Parrot
Lilac-crowned Parrot
Red-lored Parrot
Amazona sp.
parrot sp.
Olive-sided Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Western Wood-Pewee
Eastern Wood-Pewee
Willow Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Hammond's/Dusky Flycatcher
Gray/Dusky Flycatcher
Western Flycatcher
Empidonax sp.
Black Phoebe
Eastern Phoebe
Say's Phoebe
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Vermilion Flycatcher
Ash-throated Flycatcher
Tropical Kingbird
Cassin's Kingbird
Western Kingbird
Cassin's/Western Kingbird
yellow-bellied kingbird sp.
Eastern Kingbird
new world flycatcher sp.
White-eyed Vireo
Bell's Vireo
Hutton's Vireo
Yellow-throated Vireo
Cassin's Vireo
Plumbeous Vireo
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
solitary vireo sp.
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
vireo sp.
Loggerhead Shrike
Northern Shrike
Pinyon Jay
Steller's Jay
California Scrub-Jay
Yellow-billed Magpie
American Crow
Common Raven
crow/raven sp.
Chestnut-backed Chickadee
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Oak Titmouse
Oak/Juniper Titmouse (Plain Titmouse)
Horned Lark
Bank Swallow
Tree Swallow
Violet-green Swallow
Tree/Violet-green Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Bushtit
Wrentit
Ruby-crowned Kinglet
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Golden-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
Canyon Wren
House Wren
Pacific Wren
Pacific/Winter Wren
Marsh Wren
Bewick's Wren
wren sp.
American Dipper
European Starling
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Gray Catbird
Brown Thrasher
Bendire's Thrasher
California Thrasher
Sage Thrasher
Northern Mockingbird
Western Bluebird
Mountain Bluebird
bluebird sp.
Townsend's Solitaire
Varied Thrush
Swainson's Thrush
Hermit Thrush
Catharus sp.
American Robin
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
thrush sp.
Bohemian Waxwing
Cedar Waxwing
Bohemian/Cedar Waxwing
Phainopepla
Scaly-breasted Munia
Cut-throat
House Sparrow
Red-throated Pipit
American Pipit
Evening Grosbeak
House Finch
Purple Finch
House/Purple Finch
Cassin's Finch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Haemorhous sp.
Red Crossbill
Pine Siskin
Lesser Goldfinch
Lawrence's Goldfinch
American Goldfinch
new world goldfinch sp.
finch sp.
Lapland Longspur
Chestnut-collared Longspur
Thick-billed Longspur
longspur sp.
Snow Bunting
Grasshopper Sparrow
Chipping Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Clay-colored Sparrow
Black-chinned Sparrow
Brewer's Sparrow
Spizella sp.
Black-throated Sparrow
Lark Sparrow
Lark Bunting
Fox Sparrow
Dark-eyed Junco
White-crowned Sparrow
Golden-crowned Sparrow
White-crowned x Golden-crowned Sparrow (hybrid)
Harris's Sparrow
White-throated Sparrow
White-crowned x White-throated Sparrow (hybrid)
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Zonotrichia sp.
Sagebrush Sparrow
Bell's Sparrow
Sagebrush/Bell's Sparrow (Sage Sparrow)
Vesper Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow
Swamp Sparrow
California Towhee
Rufous-crowned Sparrow
Green-tailed Towhee
Spotted Towhee
new world sparrow sp.
Yellow-breasted Chat
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Yellow-headed Blackbird
Western Meadowlark
Orchard Oriole
Hooded Oriole
Bullock's Oriole
Baltimore Oriole
Bullock's x Baltimore Oriole (hybrid)
new world oriole sp.
Red-winged Blackbird
Tricolored Blackbird
Red-winged/Tricolored Blackbird
Brown-headed Cowbird
Rusty Blackbird
Brewer's Blackbird
Great-tailed Grackle
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
blackbird sp.
Ovenbird
Northern Waterthrush
Black-and-white Warbler
Tennessee Warbler
Orange-crowned Warbler
Lucy's Warbler
Nashville Warbler
Virginia's Warbler
MacGillivray's Warbler
MacGillivray's/Mourning Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Cape May Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Parula
Magnolia Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Yellow-rumped Warbler
Prairie Warbler
Black-throated Gray Warbler
Townsend's Warbler
Hermit Warbler
Townsend's x Hermit Warbler (hybrid)
Black-throated Green Warbler
Setophaga sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Canada Warbler
Wilson's Warbler
new world warbler sp.
Summer Tanager
Scarlet Tanager
Western Tanager
tanager sp. (Piranga sp.)
Rose-breasted Grosbeak
Black-headed Grosbeak
Rose-breasted x Black-headed Grosbeak (hybrid)
Blue Grosbeak
Lazuli Bunting
Indigo Bunting
Lazuli x Indigo Bunting (hybrid)
Lazuli/Indigo Bunting
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Painted Bunting
passerine sp.
bird sp.

KEY:| = insufficient data | = rare to widespread

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