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2006 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
Brant 1,735       10      
Eurasian Wigeon 1       1      
American Wigeon 155       10      
Mallard 50       6      
Blue-winged Teal 51       4      
Cinnamon Teal 55       9      
Northern Shoveler 50       5      
Northern Pintail 15       2      
Green-winged Teal 496       12      
Greater Scaup 12       1      
Lesser Scaup 300       6      
Surf Scoter 65       2      
Bufflehead 99       6      
Red-breasted Merganser 1       1      
Ruddy Duck 250       5      
California Quail 95       2      
Common Loon 1       1      
Pied-billed Grebe 1       1      
Horned Grebe 1       1      
Eared Grebe 6       4      
Western Grebe 1       1      
Brandt's Cormorant 54       3      
Double-crested Cormorant 22       4      
Pelagic Cormorant 127       5      
American White Pelican 1       1      
Great Blue Heron 4       4      
Great Egret 24       10      
Snowy Egret 84       9      
Green Heron 1       1      
Black-crowned Night-Heron 1       1      
Turkey Vulture 79       15      
Osprey 1       1      
White-tailed Kite 2       2      
Northern Harrier 1       1      
Cooper's Hawk 5       5      
Red-shouldered Hawk 11       7      
Red-tailed Hawk 7       3      
American Kestrel 12       7      
Merlin 1       1      
Peregrine Falcon 1       1      
American Coot 186       11      
Black-bellied Plover 28       9      
Killdeer 30       3      
Black Oystercatcher 9       2      
American Avocet 205       8      
Spotted Sandpiper 1       1      
Greater Yellowlegs 11       8      
Willet 570       13      
Lesser Yellowlegs 1       1      
Whimbrel 16       4      
Long-billed Curlew 134       8      
Marbled Godwit 434       9      
Black Turnstone 11       1      
Sanderling 46       2      
Western Sandpiper 3,025       9      
Least Sandpiper 1,200       6      
Dunlin 1       1      
Short-billed Dowitcher 30       2      
Long-billed Dowitcher 15       1      
Heermann's Gull 12       1      
Ring-billed Gull 55       5      
Western Gull 197       15      
California Gull 20       6      
Glaucous-winged Gull 1       1      
Caspian Tern 3       1      
Royal Tern 1       1      
Rock Pigeon 17       1      
Band-tailed Pigeon 15       2      
Eurasian Collared-Dove 43       8      
Mourning Dove 77       15      
Barn Owl 1       1      
Great Horned Owl 3       2      
Northern Pygmy-Owl 1       1      
Anna's Hummingbird 58       12      
Rufous Hummingbird 1       1      
Allen's Hummingbird 6       5      
Belted Kingfisher 2       2      
Red-breasted Sapsucker 2       2      
Nuttall's Woodpecker 3       3      
Downy Woodpecker 3       3      
Hairy Woodpecker 4       3      
Northern Flicker 15       5      
Black Phoebe 10       9      
Say's Phoebe 4       4      
Loggerhead Shrike 1       1      
Hutton's Vireo 23       4      
Steller's Jay 1       1      
Western Scrub-Jay 31       18      
American Crow 793       16      
Chestnut-backed Chickadee 69       10      
Oak Titmouse 1       1      
Bushtit 50       9      
White-breasted Nuthatch 1       1      
Bewick's Wren 14       8      
House Wren 1       1      
Pacific Wren 1       1      
Blue-gray Gnatcatcher 3       2      
Ruby-crowned Kinglet 71       10      
Wrentit 23       5      
Western Bluebird 5       1      
Hermit Thrush 2       1      
American Robin 12       6      
Northern Mockingbird 3       3      
California Thrasher 6       5      
European Starling 35       6      
Cedar Waxwing 12       1      
Orange-crowned Warbler 1       1      
Nashville Warbler 1       1      
Common Yellowthroat 13       3      
Yellow-rumped Warbler 220       13      
Townsend's Warbler 6       4      
Spotted Towhee 15       5      
California Towhee 51       14      
Savannah Sparrow 2       2      
Fox Sparrow 6       5      
Song Sparrow 15       7      
Lincoln's Sparrow 1       1      
White-throated Sparrow 7       1      
White-crowned Sparrow 192       22      
Golden-crowned Sparrow 199       15      
Dark-eyed Junco 35       4      
Red-winged Blackbird 43       5      
Western Meadowlark 4       1      
Brewer's Blackbird 301       11      
Brown-headed Cowbird 2       1      
Purple Finch 48       3      
House Finch 96       10      
Lesser Goldfinch 7       3      
American Goldfinch 33       5      
House Sparrow 23       4      
Total 12,864             

A total of 130 species were reported.

See a summary for California.

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