Presented by Colorado Bird Atlas Partnership:
The Second Colorado Breeding Bird Atlas
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About the Atlas
Methods
Blocks and Regions
Field Protocol
Breeding Codes
Habitat Codes
Supplemental Data
Results
Summary of Results
Species Summary
Species Richness
Species Gained ⁄ Lost
Highest Reported Species
Species with Most Block Gains ⁄ Losses
Effort
Effort Summary
Effort Hours per Block
Species Maps
Block Data
Results by Species
Results by Blocks
All Species Summary
All Priority Blocks Summary
Acknowledgements
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Block Results by Species
Search Species Alphabetically
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Acorn Woodpecker
American Avocet
American Bittern
American Coot
American Crow
American Dipper
American Goldfinch
American Kestrel
American Pipit
American Redstart
American Robin
American Three-toed Woodpecker
American White Pelican
American Wigeon
Ash-throated Flycatcher
Bald Eagle
Baltimore Oriole
Band-tailed Pigeon
Bank Swallow
Barn Owl
Barn Swallow
Barrow's Goldeneye
Bell's Vireo
Belted Kingfisher
Bewick's Wren
Black Phoebe
Black Rail
Black Swift
Black Tern
Black-and-white Warbler
Black-billed Cuckoo
Black-billed Magpie
Black-capped Chickadee
Black-chinned Hummingbird
Black-chinned Sparrow
Black-crowned Night-Heron
Black-headed Grosbeak
Black-necked Stilt
Black-throated Gray Warbler
Black-throated Sparrow
Blue Grosbeak
Blue Jay
Blue-gray Gnatcatcher
Blue-winged Teal
Bobolink
Boreal Owl
Brewer's Blackbird
Brewer's Sparrow
Broad-tailed Hummingbird
Broad-winged Hawk
Brown Creeper
Brown Thrasher
Brown-capped Rosy-Finch
Brown-headed Cowbird
Bufflehead
Bullock's Oriole
Burrowing Owl
Bushtit
California Gull
Canada Goose
Canvasback
Canyon Towhee
Canyon Wren
Carolina Wren
Cassin's Finch
Cassin's Kingbird
Cassin's Sparrow
Cattle Egret
Cedar Waxwing
Chestnut-collared Longspur
Chestnut-sided Warbler
Chihuahuan Raven
Chimney Swift
Chipping Sparrow
Chukar
Cinnamon Teal
Clark's Grebe
Clark's Nutcracker
Cliff Swallow
Common Black-Hawk
Common Grackle
Common Merganser
Common Nighthawk
Common Poorwill
Common Raven
Common Yellowthroat
Cooper's Hawk
Cordilleran Flycatcher
Curve-billed Thrasher
Dark-eyed Junco
Dickcissel
Double-crested Cormorant
Downy Woodpecker
Dusky Flycatcher
Dusky Grouse
Eared Grebe
Eastern Bluebird
Eastern Kingbird
Eastern Meadowlark
Eastern Phoebe
Eastern Screech-Owl
Eurasian Collared-Dove
European Starling
Evening Grosbeak
Ferruginous Hawk
Field Sparrow
Flammulated Owl
Forster's Tern
Fox Sparrow
Franklin's Gull
Gadwall
Gambel's Quail
Golden Eagle
Golden-crowned Kinglet
Grace's Warbler
Grasshopper Sparrow
Gray Catbird
Gray Flycatcher
Gray Jay
Gray Vireo
Great Blue Heron
Great Crested Flycatcher
Great Egret
Great Horned Owl
Great-tailed Grackle
Greater Prairie-Chicken
Greater Roadrunner
Greater Sage-Grouse
Green Heron
Green-tailed Towhee
Green-winged Teal
Gunnison Sage-Grouse
Hairy Woodpecker
Hammond's Flycatcher
Hepatic Tanager
Hermit Thrush
Hooded Merganser
Hooded Warbler
Horned Lark
House Finch
House Sparrow
House Wren
Inca Dove
Indigo Bunting
Juniper Titmouse
Kentucky Warbler
Killdeer
Ladder-backed Woodpecker
Lark Bunting
Lark Sparrow
Lazuli Bunting
Least Bittern
Least Flycatcher
Least Tern
Lesser Goldfinch
Lesser Nighthawk
Lesser Prairie-Chicken
Lesser Scaup
Lewis's Woodpecker
Lincoln's Sparrow
Loggerhead Shrike
Long-billed Curlew
Long-eared Owl
Lucy's Warbler
MacGillivray's Warbler
Mallard
Marsh Wren
McCown's Longspur
Mississippi Kite
Mountain Bluebird
Mountain Chickadee
Mountain Plover
Mourning Dove
Northern Bobwhite
Northern Cardinal
Northern Flicker
Northern Goshawk
Northern Harrier
Northern Mockingbird
Northern Parula
Northern Pintail
Northern Pygmy-Owl
Northern Rough-winged Swallow
Northern Saw-whet Owl
Northern Shoveler
Northern Waterthrush
Olive-sided Flycatcher
Orange-crowned Warbler
Orchard Oriole
Osprey
Ovenbird
Painted Bunting
Peregrine Falcon
Pied-billed Grebe
Pine Grosbeak
Pine Siskin
Pinyon Jay
Piping Plover
Plumbeous Vireo
Prairie Falcon
Prairie Warbler
Purple Martin
Pygmy Nuthatch
Red Crossbill
Red-bellied Woodpecker
Red-breasted Nuthatch
Red-eyed Vireo
Red-headed Woodpecker
Red-naped Sapsucker
Red-tailed Hawk
Red-winged Blackbird
Redhead
Ring-necked Duck
Ring-necked Pheasant
Rock Pigeon
Rock Wren
Rose-breasted Grosbeak
Ruby-crowned Kinglet
Ruddy Duck
Rufous-crowned Sparrow
Sage Thrasher
Sagebrush Sparrow
Sandhill Crane
Savannah Sparrow
Say's Phoebe
Scaled Quail
Scarlet Tanager
Scissor-tailed Flycatcher
Scott's Oriole
Sharp-shinned Hawk
Sharp-tailed Grouse (Columbian)
Sharp-tailed Grouse (Plains)
Short-eared Owl
Snowy Egret
Snowy Plover
Song Sparrow
Sora
Spotted Owl
Spotted Sandpiper
Spotted Towhee
Steller's Jay
Summer Tanager
Swainson's Hawk
Swainson's Thrush
Townsend's Solitaire
Tree Swallow
Turkey Vulture
Upland Sandpiper
Veery
Vermilion Flycatcher
Vesper Sparrow
Violet-green Swallow
Virginia Rail
Virginia's Warbler
Warbling Vireo
Western Bluebird
Western Grebe
Western Kingbird
Western Meadowlark
Western Screech-Owl
Western Scrub-Jay
Western Tanager
Western Wood-Pewee
White-breasted Nuthatch
White-crowned Sparrow
White-eyed Vireo
White-faced Ibis
White-tailed Ptarmigan
White-throated Swift
White-winged Crossbill
White-winged Dove
Wild Turkey
Willet
Williamson's Sapsucker
Willow Flycatcher
Wilson's Phalarope
Wilson's Snipe
Wilson's Warbler
Wood Duck
Yellow Warbler
Yellow-billed Cuckoo
Yellow-breasted Chat
Yellow-crowned Night-Heron
Yellow-headed Blackbird
Yellow-rumped Warbler
Yellow-throated Vireo
Search Species by Taxonomy
Please select...
Canada Goose
Wood Duck
Gadwall
American Wigeon
Mallard
Blue-winged Teal
Cinnamon Teal
Northern Shoveler
Northern Pintail
Green-winged Teal
Canvasback
Redhead
Ring-necked Duck
Lesser Scaup
Bufflehead
Barrow's Goldeneye
Hooded Merganser
Common Merganser
Ruddy Duck
Scaled Quail
Gambel's Quail
Northern Bobwhite
Chukar
Ring-necked Pheasant
Greater Sage-Grouse
Gunnison Sage-Grouse
White-tailed Ptarmigan
Dusky Grouse
Sharp-tailed Grouse (Plains)
Sharp-tailed Grouse (Columbian)
Greater Prairie-Chicken
Lesser Prairie-Chicken
Wild Turkey
Pied-billed Grebe
Eared Grebe
Western Grebe
Clark's Grebe
Double-crested Cormorant
American White Pelican
American Bittern
Least Bittern
Great Blue Heron
Great Egret
Snowy Egret
Cattle Egret
Green Heron
Black-crowned Night-Heron
Yellow-crowned Night-Heron
White-faced Ibis
Turkey Vulture
Osprey
Golden Eagle
Mississippi Kite
Bald Eagle
Northern Harrier
Sharp-shinned Hawk
Cooper's Hawk
Northern Goshawk
Common Black-Hawk
Broad-winged Hawk
Swainson's Hawk
Red-tailed Hawk
Ferruginous Hawk
Black Rail
Virginia Rail
Sora
American Coot
Sandhill Crane
Black-necked Stilt
American Avocet
Snowy Plover
Piping Plover
Killdeer
Mountain Plover
Spotted Sandpiper
Willet
Upland Sandpiper
Long-billed Curlew
Wilson's Snipe
Wilson's Phalarope
Franklin's Gull
California Gull
Least Tern
Black Tern
Forster's Tern
Rock Pigeon
Band-tailed Pigeon
Eurasian Collared-Dove
White-winged Dove
Inca Dove
Mourning Dove
Yellow-billed Cuckoo
Black-billed Cuckoo
Greater Roadrunner
Barn Owl
Flammulated Owl
Western Screech-Owl
Eastern Screech-Owl
Great Horned Owl
Northern Pygmy-Owl
Burrowing Owl
Spotted Owl
Long-eared Owl
Short-eared Owl
Boreal Owl
Northern Saw-whet Owl
Lesser Nighthawk
Common Nighthawk
Common Poorwill
Black Swift
Chimney Swift
White-throated Swift
Black-chinned Hummingbird
Broad-tailed Hummingbird
Belted Kingfisher
Lewis's Woodpecker
Red-headed Woodpecker
Acorn Woodpecker
Red-bellied Woodpecker
Williamson's Sapsucker
Red-naped Sapsucker
Ladder-backed Woodpecker
Downy Woodpecker
Hairy Woodpecker
American Three-toed Woodpecker
Northern Flicker
American Kestrel
Peregrine Falcon
Prairie Falcon
Olive-sided Flycatcher
Western Wood-Pewee
Willow Flycatcher
Least Flycatcher
Hammond's Flycatcher
Gray Flycatcher
Dusky Flycatcher
Cordilleran Flycatcher
Black Phoebe
Eastern Phoebe
Say's Phoebe
Vermilion Flycatcher
Ash-throated Flycatcher
Great Crested Flycatcher
Cassin's Kingbird
Western Kingbird
Eastern Kingbird
Scissor-tailed Flycatcher
Loggerhead Shrike
White-eyed Vireo
Bell's Vireo
Gray Vireo
Yellow-throated Vireo
Plumbeous Vireo
Warbling Vireo
Red-eyed Vireo
Gray Jay
Pinyon Jay
Steller's Jay
Blue Jay
Western Scrub-Jay
Clark's Nutcracker
Black-billed Magpie
American Crow
Chihuahuan Raven
Common Raven
Horned Lark
Purple Martin
Tree Swallow
Violet-green Swallow
Northern Rough-winged Swallow
Bank Swallow
Cliff Swallow
Barn Swallow
Black-capped Chickadee
Mountain Chickadee
Juniper Titmouse
Bushtit
Red-breasted Nuthatch
White-breasted Nuthatch
Pygmy Nuthatch
Brown Creeper
Rock Wren
Canyon Wren
House Wren
Marsh Wren
Carolina Wren
Bewick's Wren
Blue-gray Gnatcatcher
American Dipper
Golden-crowned Kinglet
Ruby-crowned Kinglet
Eastern Bluebird
Western Bluebird
Mountain Bluebird
Townsend's Solitaire
Veery
Swainson's Thrush
Hermit Thrush
American Robin
Gray Catbird
Curve-billed Thrasher
Brown Thrasher
Sage Thrasher
Northern Mockingbird
European Starling
American Pipit
Cedar Waxwing
Chestnut-collared Longspur
McCown's Longspur
Ovenbird
Northern Waterthrush
Black-and-white Warbler
Orange-crowned Warbler
Lucy's Warbler
Virginia's Warbler
MacGillivray's Warbler
Kentucky Warbler
Common Yellowthroat
Hooded Warbler
American Redstart
Northern Parula
Yellow Warbler
Chestnut-sided Warbler
Yellow-rumped Warbler
Prairie Warbler
Grace's Warbler
Black-throated Gray Warbler
Wilson's Warbler
Yellow-breasted Chat
Green-tailed Towhee
Spotted Towhee
Rufous-crowned Sparrow
Canyon Towhee
Cassin's Sparrow
Chipping Sparrow
Brewer's Sparrow
Field Sparrow
Black-chinned Sparrow
Vesper Sparrow
Lark Sparrow
Black-throated Sparrow
Sagebrush Sparrow
Lark Bunting
Savannah Sparrow
Grasshopper Sparrow
Fox Sparrow
Song Sparrow
Lincoln's Sparrow
White-crowned Sparrow
Dark-eyed Junco
Hepatic Tanager
Summer Tanager
Scarlet Tanager
Western Tanager
Northern Cardinal
Rose-breasted Grosbeak
Black-headed Grosbeak
Blue Grosbeak
Lazuli Bunting
Indigo Bunting
Painted Bunting
Dickcissel
Bobolink
Red-winged Blackbird
Eastern Meadowlark
Western Meadowlark
Yellow-headed Blackbird
Brewer's Blackbird
Common Grackle
Great-tailed Grackle
Brown-headed Cowbird
Orchard Oriole
Bullock's Oriole
Baltimore Oriole
Scott's Oriole
Brown-capped Rosy-Finch
Pine Grosbeak
House Finch
Cassin's Finch
Red Crossbill
White-winged Crossbill
Pine Siskin
Lesser Goldfinch
American Goldfinch
Evening Grosbeak
House Sparrow
