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Bird Observations

			Date Range: Jan-Dec, 1900-2024

Triadelphia Reservoir--Brighton Dam (Mont. Co.)

Updated ~36 hr(s) ago.

195 species (+20 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Snow Goose
Greater White-fronted Goose
Cackling Goose
Canada Goose
Trumpeter Swan
Tundra Swan
swan sp.
Muscovy Duck
Wood Duck
Blue-winged Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
American Black Duck
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Mallard x American Black Duck (hybrid)
Northern Pintail
Green-winged Teal
Canvasback
Redhead
Ring-necked Duck
Greater Scaup
Lesser Scaup
Greater/Lesser Scaup
King Eider
Long-tailed Duck
Bufflehead
Common Goldeneye
Hooded Merganser
Common Merganser
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Red-breasted Merganser
Ruddy Duck
duck sp.
Northern Bobwhite
Wild Turkey
Pied-billed Grebe
Horned Grebe
Red-necked Grebe
Rock Pigeon
Mourning Dove
Yellow-billed Cuckoo
Common Nighthawk
Chimney Swift
Ruby-throated Hummingbird
American Coot
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Killdeer
American Woodcock
Spotted Sandpiper
Solitary Sandpiper
Lesser Yellowlegs
Greater Yellowlegs
Sanderling
Least Sandpiper
Pectoral Sandpiper
Semipalmated Sandpiper
shorebird sp.
Sabine's Gull
Bonaparte's Gull
Ring-billed Gull
Herring Gull
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great Black-backed Gull
Glaucous Gull
Lesser Black-backed Gull
gull sp.
Caspian Tern
Black Tern
Forster's Tern
Forster's/Common Tern
tern sp.
Red-throated Loon
Common Loon
Double-crested Cormorant
Black-crowned Night Heron
Green Heron
Great Egret
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Great Blue Heron
Black Vulture
Turkey Vulture
Osprey
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Sharp-shinned/Cooper's Hawk
Bald Eagle
Red-shouldered Hawk
Broad-winged Hawk
Red-tailed Hawk
hawk sp.
Great Horned Owl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Barred Owl
Belted Kingfisher
Yellow-bellied Sapsucker
Red-headed Woodpecker
Red-bellied Woodpecker
Downy Woodpecker
Hairy Woodpecker
Downy/Hairy Woodpecker
Pileated Woodpecker
Northern Flicker
American Kestrel
Merlin
Peregrine Falcon
Eastern Wood-Pewee
Acadian Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Alder Flycatcher
Alder/Willow Flycatcher (Traill's Flycatcher)
Least Flycatcher
Eastern Phoebe
Great Crested Flycatcher
Eastern Kingbird
White-eyed Vireo
Yellow-throated Vireo
Blue-headed Vireo
Philadelphia Vireo
Warbling Vireo
Red-eyed Vireo
vireo sp.
Blue Jay
American Crow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Fish Crow
American/Fish Crow
crow sp.
Common Raven
Carolina Chickadee
Carolina/Black-capped Chickadee
Tufted Titmouse
Horned Lark
Bank Swallow
Tree Swallow
Purple Martin
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Ruby-crowned Kinglet
Golden-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
Brown Creeper
Blue-gray Gnatcatcher
House Wren
Winter Wren
Carolina Wren
European Starling
Gray Catbird
Brown Thrasher
Northern Mockingbird
Eastern Bluebird
Veery
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Gray-cheeked Thrush
Swainson's Thrush
Hermit Thrush
Wood Thrush
American Robin
Cedar Waxwing
House Sparrow
American Pipit
House Finch
Purple Finch
Red Crossbill
Pine Siskin
American Goldfinch
Chipping Sparrow
Field Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Tree Sparrow
Fox Sparrow
Dark-eyed Junco
White-throated Sparrow
Savannah Sparrow
Song Sparrow
Swamp Sparrow
Eastern Towhee
new world sparrow sp.
Eastern Meadowlark
Orchard Oriole
Baltimore Oriole
Red-winged Blackbird
Brown-headed Cowbird
Common Grackle
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
blackbird sp.
Ovenbird
Worm-eating Warbler
Louisiana Waterthrush
Northern Waterthrush
Blue-winged Warbler
Black-and-white Warbler
Tennessee Warbler
Nashville Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Cape May Warbler
Cerulean Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Northern Parula
Magnolia Warbler
Bay-breasted Warbler
Blackburnian Warbler
Yellow Warbler
Chestnut-sided Warbler
Blackpoll Warbler
Black-throated Blue Warbler
Palm Warbler
Pine Warbler
Yellow-rumped Warbler
Yellow-throated Warbler
Black-throated Green Warbler
Canada Warbler
Wilson's Warbler
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
new world warbler sp.
Scarlet Tanager
Northern Cardinal
Rose-breasted Grosbeak
Indigo Bunting

KEY:| = insufficient data | = rare to widespread

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