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Bird Observations

Date Range:
Jan-Dec, 1900-2016

Mariposa

280 species (+44 other taxa) Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Snow Goose
Greater White-fronted Goose
Cackling Goose
Canada Goose
Tundra Swan
Wood Duck
Blue-winged Teal
Cinnamon Teal
Blue-winged/Cinnamon Teal
Northern Shoveler
Gadwall
Eurasian Wigeon
American Wigeon
Mallard
Mallard (Domestic type)
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Northern Pintail
Green-winged Teal
Canvasback
Redhead
Ring-necked Duck
Tufted Duck
Greater Scaup
Lesser Scaup
Harlequin Duck
Bufflehead
Common Goldeneye
Barrow's Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Ruddy Duck
duck sp.
Mountain Quail
California Quail
White-tailed Ptarmigan
Sooty Grouse
Wild Turkey
Pied-billed Grebe
Horned Grebe
Eared Grebe
Western Grebe
Clark's Grebe
Western/Clark's Grebe
Rock Pigeon
Band-tailed Pigeon
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Eurasian Collared-Dove
White-winged Dove
Mourning Dove
Greater Roadrunner
Lesser Nighthawk
Common Nighthawk
Common Poorwill
Black Swift
Vaux's Swift
White-throated Swift
swift sp.
Black-chinned Hummingbird
Anna's Hummingbird
Costa's Hummingbird
Broad-tailed Hummingbird
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Rufous Hummingbird
Allen's Hummingbird
Rufous/Allen's Hummingbird
Calliope Hummingbird
Selasphorus sp.
hummingbird sp.
Virginia Rail
Sora
Common Gallinule
American Coot
Sandhill Crane
Black-necked Stilt
American Avocet
Black-bellied Plover
Semipalmated Plover
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Killdeer
Whimbrel
Long-billed Curlew
Dunlin
Least Sandpiper
Pectoral Sandpiper
Western Sandpiper
peep sp.
Short-billed Dowitcher
Long-billed Dowitcher
Wilson's Snipe
Wilson's Phalarope
Red-necked Phalarope
Spotted Sandpiper
Solitary Sandpiper
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Greater Yellowlegs
Lesser Yellowlegs
Bonaparte's Gull
Ring-billed Gull
California Gull
Herring Gull
gull sp.
Caspian Tern
Common Tern
Forster's Tern
Pacific Loon
Common Loon
Double-crested Cormorant
American White Pelican
American Bittern
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Blue Heron
Great Egret
Snowy Egret
Little Blue Heron
Cattle Egret
Green Heron
Black-crowned Night-Heron
White-faced Ibis
Turkey Vulture
Osprey
White-tailed Kite
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Sharp-shinned/Cooper's Hawk
Northern Goshawk
Accipiter sp.
Bald Eagle
Red-shouldered Hawk
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
Buteo sp.
hawk sp.
eagle sp.
Barn Owl
Flammulated Owl
Western Screech-Owl
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Great Horned Owl
Northern Pygmy-Owl
Burrowing Owl
Spotted Owl
Barred Owl
Great Gray Owl
Long-eared Owl
Short-eared Owl
Northern Saw-whet Owl
owl sp.
Belted Kingfisher
Williamson's Sapsucker
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
Black-backed Woodpecker
Downy Woodpecker
Nuttall's Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
White-headed Woodpecker
Dryobates sp.
Pileated Woodpecker
Northern Flicker
woodpecker sp.
American Kestrel
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Merlin
Peregrine Falcon
Prairie Falcon
falcon sp.
Olive-sided Flycatcher
Western Wood-Pewee
Willow Flycatcher
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Hammond's/Dusky Flycatcher
Pacific-slope Flycatcher
Pacific-slope/Cordilleran Flycatcher (Western Flycatcher)
Empidonax sp.
Black Phoebe
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Say's Phoebe
Ash-throated Flycatcher
Western Kingbird
flycatcher sp. (Tyrannidae sp.)
Hutton's Vireo
Cassin's Vireo
Plumbeous Vireo
solitary vireo sp.
Warbling Vireo
vireo sp.
Loggerhead Shrike
Loggerhead/Northern Shrike
Pinyon Jay
Steller's Jay
California Scrub-Jay
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Yellow-billed Magpie
Clark's Nutcracker
American Crow
Common Raven
Mountain Chickadee
Chestnut-backed Chickadee
chickadee sp.
Oak Titmouse
Horned Lark
Northern Rough-winged Swallow
Tree Swallow
Violet-green Swallow
Bank Swallow
Barn Swallow
Cliff Swallow
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
swallow sp.
Bushtit
Wrentit
Golden-crowned Kinglet
Ruby-crowned Kinglet
Red-breasted Nuthatch
White-breasted Nuthatch
Pygmy Nuthatch
nuthatch sp.
Brown Creeper
Blue-gray Gnatcatcher
Rock Wren
Canyon Wren
House Wren
Pacific Wren
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Marsh Wren
Bewick's Wren
wren sp.
American Dipper
European Starling
California Thrasher
Sage Thrasher
Northern Mockingbird
Western Bluebird
Mountain Bluebird
bluebird sp.
Townsend's Solitaire
Varied Thrush
Swainson's Thrush
Hermit Thrush
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
American Robin
Cedar Waxwing
Phainopepla
House Sparrow
American Pipit
Evening Grosbeak
Pine Grosbeak
Gray-crowned Rosy-Finch
House Finch
Purple Finch
Cassin's Finch
Haemorhous sp.
Red Crossbill
Pine Siskin
Lesser Goldfinch
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
Lawrence's Goldfinch
American Goldfinch
Spinus sp. (goldfinch sp.)
finch sp.
Lapland Longspur
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Black-chinned Sparrow
Brewer's Sparrow
Black-throated Sparrow
Lark Sparrow
Lark Bunting
Fox Sparrow
Dark-eyed Junco
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
White-crowned Sparrow
Golden-crowned Sparrow
Harris's Sparrow
White-throated Sparrow
Dark-eyed Junco x White-throated Sparrow (hybrid)
Bell's Sparrow
Vesper Sparrow
Savannah Sparrow
Song Sparrow
Lincoln's Sparrow