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2011 Results: Denver, Colorado

This town report includes all data submitted to the town and to all postal codes associated with the town.

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


Species [taxonomic]
[alphabetic]
Number of Birds   Number of Checklists
Reporting the Species
Cackling Goose 903       5      
Canada Goose 2,810       37      
Wood Duck 2       2      
Gadwall 29       4      
American Wigeon 15       3      
Mallard 742       20      
Northern Shoveler 522       13      
Green-winged Teal 9       3      
Canvasback 1       1      
Redhead 9       2      
Ring-necked Duck 1       1      
Lesser Scaup 3       1      
Bufflehead 10       3      
Common Goldeneye 49       13      
Hooded Merganser 23       7      
Common Merganser 6       1      
Pied-billed Grebe 1       1      
Double-crested Cormorant 13       1      
Great Blue Heron 1       1      
Bald Eagle 4       3      
Sharp-shinned Hawk 11       11      
Cooper's Hawk 3       3      
Red-tailed Hawk 4       4      
Ferruginous Hawk 4       2      
American Kestrel 10       7      
American Coot 58       7      
Killdeer 1       1      
Ring-billed Gull 315       11      
Herring Gull 4       2      
Rock Pigeon 385       32      
Eurasian Collared-Dove 39       15      
Mourning Dove 22       9      
Great Horned Owl 2       1      
Belted Kingfisher 2       2      
Downy Woodpecker 58       39      
Hairy Woodpecker 7       5      
Northern Flicker 183       70      
Northern Shrike 1       1      
Blue Jay 61       22      
Western Scrub-Jay 3       1      
Black-billed Magpie 47       16      
American Crow 357       48      
Common Raven 1       1      
Black-capped Chickadee 141       49      
Mountain Chickadee 10       5      
Bushtit 101       11      
Red-breasted Nuthatch 13       12      
White-breasted Nuthatch 19       15      
Pygmy Nuthatch 2       1      
Brown Creeper 3       2      
Marsh Wren 1       1      
American Dipper 1       1      
Golden-crowned Kinglet 2       1      
Townsend's Solitaire 1       1      
American Robin 126       34      
European Starling 889       37      
Spotted Towhee 3       3      
American Tree Sparrow 76       6      
Song Sparrow 19       6      
White-crowned Sparrow 1       1      
Dark-eyed Junco 138       31      
Red-winged Blackbird 59       10      
Common Grackle 22       1      
Great-tailed Grackle 8       2      
Cassin's Finch 5       1      
House Finch 509       71      
Pine Siskin 4       2      
American Goldfinch 13       6      
House Sparrow 696       61      
Total 9,593             

A total of 69 species were reported.

See a summary for Colorado.

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