COASST Species List

This table includes all species found by COASST since the program started in 1999, including total number of birds found of each species and the percent of the overall total represented by each species.

# of Species: 121

Species	Count	Percent
Common Murre	4790	25.09
Northern Fulmar	4202	22.01
Large Immature Gull	1819	9.53
Unknown	1689	8.85
Rhinoceros Auklet	767	4.02
Glaucous-Winged Gull	602	3.15
Brandt's Cormorant	526	2.76
Western Grebe	520	2.72
Western Gull	463	2.43
Cassin's Auklet	409	2.14
Pelagic Cormorant	322	1.69
Sooty Shearwater	276	1.45
Red Phalarope	222	1.16
White-Winged Scoter	165	0.86
Surf Scoter	159	0.83
Short-tailed Shearwater	157	0.82
California Gull	156	0.82
Black-Legged Kittiwake	137	0.72
Pigeon Guillemot	123	0.64
Fork-tailed Storm-Petrel	105	0.55
Double-Crested Cormorant	102	0.53
Black-Footed Albatross	92	0.48
Common Loon	88	0.46
Brown Pelican	76	0.40
Pacific Loon	76	0.40
Horned Puffin	67	0.35
Caspian Tern	65	0.34
American Crow	59	0.31
Tufted Puffin	49	0.26
Heermann's Gull	48	0.25
Marbled Murrelet	40	0.21
Ancient Murrelet	37	0.19
Northern Pintail	34	0.18
Mallard	32	0.17
Leach's Storm-Petrel	31	0.16
Canada Goose (canadensis)	29	0.15
Red-Throated Loon	28	0.15
Mew Gull	27	0.14
Herring Gull	26	0.14
Green-winged Teal	26	0.14
Bufflehead	24	0.13
Greater Scaup	21	0.11
Rock Dove	19	0.10
Canada Goose (minima)	17	0.09
American Coot	17	0.09
Red-necked Grebe	16	0.08
Varied Thrush	16	0.08
Bald Eagle	15	0.08
Parakeet Auklet	14	0.07
Clark's Grebe	13	0.07
Thick-billed Murre	13	0.07
Great Blue Heron	13	0.07
Ring-billed Gull	11	0.06
Bonaparte's Gull	11	0.06
Snow Goose	11	0.06
Greater White-fronted Goose	10	0.05
Horned Grebe	9	0.05
Dunlin	8	0.04
Pink-footed Shearwater	8	0.04
Glaucous Gull	8	0.04
Sanderling	7	0.04
Black Scoter	7	0.04
Whimbrel	7	0.04
Brant Goose	7	0.04
American Wigeon	6	0.03
Western Sandpiper	6	0.03
Sabine's Gull	6	0.03
Red-breasted Merganser	5	0.03
Crested Auklet	5	0.03
Canada Goose (aleutian)	5	0.03
Ring-necked Pheasant	5	0.03
Northwestern Crow	4	0.02
Spotted Owl	4	0.02
Belted Kingfisher	4	0.02
Chicken	4	0.02
American Robin	4	0.02
Mottled Petrel	4	0.02
Northern Shoveler	4	0.02
Buller's Shearwater	4	0.02
Red-legged Kittiwake	3	0.02
Red-faced Cormorant	3	0.02
Black Oystercatcher	3	0.02
Peregrine Falcon	3	0.02
Common Merganser	3	0.02
Black-bellied Plover	3	0.02
Wilson's Warbler	3	0.02
Band-tailed Pigeon	3	0.02
Surfbird	2	0.01
Common Goldeneye	2	0.01
Marbled Godwit	2	0.01
Red-necked Phalarope	2	0.01
Common Raven	2	0.01
Barn Owl	2	0.01
Trumpeter Swan	2	0.01
Eared Grebe	2	0.01
Northern Saw-whet Owl	2	0.01
Pomarine Jaeger	2	0.01
Turkey Vulture	2	0.01
Franklin's Gull	2	0.01
Emperor Goose	2	0.01
Short-eared Owl	2	0.01
European Starling	2	0.01
Arctic Tern	1	0.01
Least Sandpiper	1	0.01
Yellow-billed Loon	1	0.01
Least Auklet	1	0.01
Barred Owl	1	0.01
Great Egret	1	0.01
Sharp-shinned Hawk	1	0.01
Laysan Albatross	1	0.01
Long-tailed Duck	1	0.01
Golden-crowned Kinglet	1	0.01
Spectacled Eider	1	0.01
Sandhill Crane	1	0.01
Lesser Scaup	1	0.01
Gadwall	1	0.01
Parasitic Jaeger	1	0.01
Eurasian Widgeon	1	0.01
Western Screech-Owl	1	0.01
Winter Wren	1	0.01
Red-breasted Sapsucker	1	0.01
South Polar Skua	1	0.01
Great Horned Owl	1	0.01
TOTAL	19088