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Bird Observations

			Date Range: Jan-Dec, 1900-2024

Rocky Flats NWR

Updated ~27 hr(s) ago.

157 species (+18 other taxa)	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Cackling Goose
Canada Goose
Cackling/Canada Goose
Wood Duck
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Gadwall
American Wigeon
Mallard
Northern Pintail
Green-winged Teal
Canvasback
Redhead
Ring-necked Duck
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Greater Scaup
Lesser Scaup
Bufflehead
Common Goldeneye
Hooded Merganser
Common Merganser
Red-breasted Merganser
Ruddy Duck
duck sp.
Pied-billed Grebe
Horned Grebe
Eared Grebe
Rock Pigeon
Eurasian Collared-Dove
Mourning Dove
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Common Nighthawk
Black-chinned Hummingbird
Rufous Hummingbird
Broad-tailed Hummingbird
Selasphorus sp.
hummingbird sp.
Sora
American Coot
Sandhill Crane
American Avocet
Killdeer
Wilson's Snipe
Wilson's Phalarope
Spotted Sandpiper
Solitary Sandpiper
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Lesser Yellowlegs
Willet
Greater Yellowlegs
Franklin's Gull
Ring-billed Gull
California Gull
gull sp.
Double-crested Cormorant
American White Pelican
Black-crowned Night Heron
Snowy Egret
Western Cattle Egret
Great Blue Heron
White-faced Ibis
Turkey Vulture
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Osprey
Golden Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Accipiter sp.
Bald Eagle
Swainson's Hawk
Red-tailed Hawk
Rough-legged Hawk
Ferruginous Hawk
Buteo sp.
hawk sp.
Great Horned Owl
Burrowing Owl
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Belted Kingfisher
Lewis's Woodpecker
Downy Woodpecker
Hairy Woodpecker
Northern Flicker
American Kestrel
Merlin
Peregrine Falcon
Prairie Falcon
small falcon sp.
falcon sp.
Western Wood-Pewee
Willow Flycatcher
Gray Flycatcher
Dusky Flycatcher
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Say's Phoebe
Western Kingbird
Eastern Kingbird
new world flycatcher sp.
Loggerhead Shrike
Northern Shrike
Loggerhead/Northern Shrike
Blue Jay
Woodhouse's Scrub-Jay
Black-billed Magpie
American Crow
Common Raven
Black-capped Chickadee
Horned Lark
Bank Swallow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Barn Swallow
Cliff Swallow
swallow sp.
Ruby-crowned Kinglet
White-breasted Nuthatch
Red-breasted Nuthatch
Blue-gray Gnatcatcher
Rock Wren
House Wren
Marsh Wren
American Dipper
European Starling
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Gray Catbird
Brown Thrasher
Sage Thrasher
Northern Mockingbird
Mountain Bluebird
Townsend's Solitaire
American Robin
Cedar Waxwing
House Sparrow
Gray-crowned Rosy-Finch
Black Rosy-Finch
Brown-capped Rosy-Finch
rosy-finch sp.
House Finch
Lesser Goldfinch
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
American Goldfinch
Chestnut-collared Longspur
longspur sp.
Grasshopper Sparrow
Chipping Sparrow
Clay-colored Sparrow
Brewer's Sparrow
Spizella sp.
Lark Sparrow
Lark Bunting
American Tree Sparrow
Dark-eyed Junco
White-crowned Sparrow
Vesper Sparrow
Savannah Sparrow
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Song Sparrow
Lincoln's Sparrow
Green-tailed Towhee
Spotted Towhee
new world sparrow sp.
Yellow-breasted Chat
Yellow-headed Blackbird
Western Meadowlark
Sturnella meadowlark sp.
Bullock's Oriole
Red-winged Blackbird
Brown-headed Cowbird
Brewer's Blackbird
Common Grackle
Great-tailed Grackle
	Jan	Feb	Mar	Apr	May	Jun	Jul	Aug	Sep	Oct	Nov	Dec
Orange-crowned Warbler
MacGillivray's Warbler
Common Yellowthroat
Yellow Warbler
Palm Warbler
Yellow-rumped Warbler
Wilson's Warbler
Western Tanager
Blue Grosbeak
Lazuli Bunting

KEY:| = insufficient data | = rare to widespread

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