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2002 Results: Los Osos, California

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
Greater White-fronted Goose 9       2      
Ross's Goose 2       1      
Brant 1,650       9      
Canada Goose 28       3      
Gadwall 37       5      
Eurasian Wigeon 2       1      
American Wigeon 145       8      
Mallard 168       6      
Blue-winged Teal 2       1      
Cinnamon Teal 104       10      
Northern Shoveler 77       6      
Northern Pintail 88       6      
Green-winged Teal 171       8      
Canvasback 3       1      
Ring-necked Duck 2       1      
Greater Scaup 115       4      
Lesser Scaup 32       3      
Surf Scoter 62       2      
Bufflehead 139       10      
Red-breasted Merganser 2       2      
Ruddy Duck 103       8      
California Quail 360       15      
Common Loon 4       2      
Pied-billed Grebe 19       6      
Horned Grebe 4       3      
Eared Grebe 31       5      
Western Grebe 11       5      
Clark's Grebe 1       1      
Brandt's Cormorant 35       4      
Double-crested Cormorant 56       8      
Pelagic Cormorant 30       3      
American White Pelican 117       8      
Brown Pelican 10       5      
Great Blue Heron 33       8      
Great Egret 56       9      
Snowy Egret 18       9      
Green Heron 1       1      
Black-crowned Night-Heron 19       5      
Turkey Vulture 91       24      
White-tailed Kite 9       7      
Northern Harrier 8       7      
Sharp-shinned Hawk 2       2      
Cooper's Hawk 6       6      
Red-shouldered Hawk 10       9      
Red-tailed Hawk 35       21      
Ferruginous Hawk 1       1      
American Kestrel 22       10      
Merlin 5       5      
Peregrine Falcon 4       4      
Virginia Rail 8       4      
Sora 5       3      
American Coot 628       12      
Black-bellied Plover 9       4      
Killdeer 40       7      
Black Oystercatcher 6       3      
American Avocet 377       8      
Spotted Sandpiper 30       4      
Greater Yellowlegs 3       2      
Willet 587       6      
Long-billed Curlew 199       9      
Marbled Godwit 342       6      
Black Turnstone 12       2      
Sanderling 90       1      
Western Sandpiper 184       6      
Least Sandpiper 187       4      
Dunlin 4       2      
Short-billed Dowitcher 7       3      
Long-billed Dowitcher 85       3      
Common Snipe 1       1      
Ring-billed Gull 322       6      
Western Gull 245       13      
California Gull 62       5      
Herring Gull 300       1      
Glaucous-winged Gull 5       3      
Caspian Tern 8       5      
Forster's Tern 30       5      
Black Skimmer 3       1      
Pigeon Guillemot 3       1      
Rock Pigeon 10       2      
Band-tailed Pigeon 73       7      
Eurasian Collared-Dove 20       6      
African Collared-Dove 1       1      
Mourning Dove 242       26      
Great Horned Owl 8       5      
White-throated Swift 8       1      
Black-chinned Hummingbird 6       1      
Anna's Hummingbird 84       22      
Allen's Hummingbird 13       4      
Belted Kingfisher 4       4      
Acorn Woodpecker 1       1      
Nuttall's Woodpecker 6       6      
Downy Woodpecker 2       2      
Hairy Woodpecker 2       2      
Northern Flicker 11       9      
Black Phoebe 14       11      
Say's Phoebe 13       11      
Hutton's Vireo 2       2      
Steller's Jay 3       3      
Western Scrub-Jay 180       38      
American Crow 157       29      
Tree Swallow 36       2      
Chestnut-backed Chickadee 161       14      
Oak Titmouse 8       6      
Bushtit 387       28      
Canyon Wren 1       1      
Bewick's Wren 11       9      
House Wren 3       3      
Marsh Wren 8       3      
Blue-gray Gnatcatcher 1       1      
Ruby-crowned Kinglet 32       13      
Wrentit 142       15      
Western Bluebird 22       4      
Hermit Thrush 13       5      
American Robin 121       16      
Northern Mockingbird 32       18      
California Thrasher 12       12      
European Starling 244       8      
Cedar Waxwing 38       4      
Orange-crowned Warbler 7       5      
Nashville Warbler 2       1      
Common Yellowthroat 9       7      
Yellow-rumped Warbler 168       13      
Black-throated Gray Warbler 1       1      
Townsend's Warbler 8       5      
Wilson's Warbler 2       1      
Spotted Towhee 51       17      
California Towhee 101       32      
Chipping Sparrow 2       1      
Savannah Sparrow 8       3      
Fox Sparrow 2       2      
Song Sparrow 25       8      
Lincoln's Sparrow 8       4      
White-throated Sparrow 5       1      
White-crowned Sparrow 704       43      
Golden-crowned Sparrow 121       18      
Dark-eyed Junco 155       14      
Red-winged Blackbird 2,200       23      
Western Meadowlark 16       3      
Brewer's Blackbird 235       13      
Great-tailed Grackle 3       1      
Brown-headed Cowbird 7       5      
Purple Finch 18       7      
House Finch 200       17      
Pine Siskin 13       6      
Lesser Goldfinch 231       24      
Lawrence's Goldfinch 2       1      
American Goldfinch 403       28      
House Sparrow 122       14      
Total 14,682             

A total of 148 species were reported.

See a summary for California.

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