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2005 Results: Colorado

Other years: 1998 1999 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012

See list of localities in Colorado with reports.


Species [taxonomic]
[alphabetic]
Number of Birds   Number of Checklists
Reporting the Species
Greater White-fronted Goose 2       1      
Snow Goose 15,001       4      
Ross's Goose 102       3      
Canada Goose 13,250       140      
Tundra Swan 3       1      
Wood Duck 31       4      
Gadwall 388       13      
Eurasian Wigeon 1       1      
American Wigeon 465       31      
Mallard 1,621       91      
Northern Shoveler 406       12      
Northern Pintail 208       12      
Green-winged Teal 273       11      
Canvasback 1       1      
Redhead 869       10      
Ring-necked Duck 392       18      
Greater Scaup 6       1      
Lesser Scaup 43       5      
Bufflehead 71       9      
Common Goldeneye 636       22      
Barrow's Goldeneye 2       2      
Hooded Merganser 48       10      
Common Merganser 1,071       29      
Red-breasted Merganser 49       3      
Ruddy Duck 33       3      
Scaled Quail 59       4      
Gambel's Quail 107       3      
Northern Bobwhite 16       1      
Ring-necked Pheasant 10       5      
White-tailed Ptarmigan 4       1      
Sharp-tailed Grouse 9       1      
Wild Turkey 365       19      
Red-throated Loon 1       1      
Pacific Loon 1       1      
Common Loon 6       1      
Pied-billed Grebe 32       7      
Horned Grebe 35       1      
Eared Grebe 77       1      
Western Grebe 4       1      
Clark's Grebe 18       2      
Double-crested Cormorant 5       3      
Great Blue Heron 81       31      
Black-crowned Night-Heron 3       3      
Bald Eagle 113       53      
Northern Harrier 58       16      
Sharp-shinned Hawk 31       29      
Cooper's Hawk 8       8      
Northern Goshawk 5       2      
Red-tailed Hawk 149       83      
Ferruginous Hawk 17       13      
Rough-legged Hawk 10       6      
Golden Eagle 16       13      
American Kestrel 92       58      
Merlin 5       5      
Prairie Falcon 11       10      
Virginia Rail 3       2      
American Coot 438       13      
Sandhill Crane 35       1      
Killdeer 16       5      
Spotted Sandpiper 2       1      
Wilson's Snipe 4       3      
Mew Gull 1       1      
Ring-billed Gull 1,067       33      
California Gull 51       9      
Herring Gull 342       10      
Thayer's Gull 2       2      
Lesser Black-backed Gull 1       1      
Great Black-backed Gull 1       1      
Rock Pigeon 1,393       129      
Band-tailed Pigeon 55       11      
Eurasian Collared-Dove 97       26      
Mourning Dove 569       82      
Greater Roadrunner 1       1      
Great Horned Owl 25       17      
Northern Pygmy-Owl 4       3      
Short-eared Owl 1       1      
Boreal Owl 1       1      
Northern Saw-whet Owl 13       6      
Belted Kingfisher 42       28      
Lewis's Woodpecker 33       19      
Williamson's Sapsucker 1       1      
Yellow-bellied Sapsucker 4       2      
Ladder-backed Woodpecker 4       4      
Downy Woodpecker 257       176      
Hairy Woodpecker 165       99      
American Three-toed Woodpecker 5       3      
Northern Flicker 600       264      
Say's Phoebe 2       2      
Loggerhead Shrike 1       1      
Northern Shrike 3       3      
Gray Jay 32       14      
Pinyon Jay 374       13      
Steller's Jay 743       157      
Blue Jay 351       108      
Western Scrub-Jay 352       110      
Black-billed Magpie 644       195      
Clark's Nutcracker 55       25      
American Crow 1,434       173      
Common Raven 384       98      
Horned Lark 7,231       14      
Black-capped Chickadee 871       244      
Mountain Chickadee 769       208      
Juniper Titmouse 24       17      
Bushtit 204       14      
Red-breasted Nuthatch 118       65      
White-breasted Nuthatch 341       168      
Pygmy Nuthatch 492       82      
Brown Creeper 51       38      
Canyon Wren 5       4      
Bewick's Wren 4       3      
Marsh Wren 2       2      
Blue-gray Gnatcatcher 2       1      
American Dipper 24       9      
Golden-crowned Kinglet 31       5      
Ruby-crowned Kinglet 12       9      
Western Bluebird 59       8      
Mountain Bluebird 562       19      
Townsend's Solitaire 84       50      
Hermit Thrush 1       1      
American Robin 1,439       151      
Gray Catbird 2       2      
Northern Mockingbird 2       2      
Curve-billed Thrasher 2       1      
European Starling 6,802       227      
American Pipit 9       2      
Bohemian Waxwing 759       4      
Cedar Waxwing 161       10      
Yellow-rumped Warbler 3       3      
Spotted Towhee 75       49      
Rufous-crowned Sparrow 2       1      
Canyon Towhee 26       10      
American Tree Sparrow 137       19      
Chipping Sparrow 1       1      
Song Sparrow 106       32      
Swamp Sparrow 4       1      
White-throated Sparrow 13       3      
Harris's Sparrow 2       1      
White-crowned Sparrow 276       39      
Dark-eyed Junco 2,494       290      
Red-winged Blackbird 5,700       115      
Western Meadowlark 132       34      
Yellow-headed Blackbird 1       1      
Rusty Blackbird 1       1      
Brewer's Blackbird 46       5      
Common Grackle 23       10      
Great-tailed Grackle 2       1      
Brown-headed Cowbird 1       1      
Gray-crowned Rosy-Finch 610       4      
Black Rosy-Finch 2       1      
Brown-capped Rosy-Finch 44       4      
Pine Grosbeak 64       11      
Cassin's Finch 477       61      
House Finch 3,069       361      
Red Crossbill 78       12      
Pine Siskin 889       92      
Lesser Goldfinch 126       19      
American Goldfinch 875       113      
Evening Grosbeak 382       25      
House Sparrow 3,727       267      
Total 85,379             

A total of 159 species were reported.

See list of localities in Colorado with reports.

This report was updated 15-Jan-2013 09:05 ET.