Species Composition - Pacific Flyway (Continental) 1953 and 1954 
(Comparable Coverage) 

Percent of Birds Identified Percent Change 
Species 1953 1954 1953-1954 
Pintail 27.1 26.7 + 5.5 
Mallard 20.9 20.1 + 2.8 
Coot 8.8 12.1 + 46.8 
Baldpate 10.1 11.2 + 19.6 
Shoveler 5.4 5.0 - ond 
Scaup 4.5 4.2 + 1.2 
Snow Goose 4.4 3.3 18.8 
G-w. Teal 2.9 2.9 + 6.9 
Canada Goose 2.0 2.3 + 23,1] 
Scoter and Eider aE) Zz.) - 14.1] 
Cackling Goose 2.5 1.8 - 21.3 
White-F. Goose — 1.7 1.7 + 8,8 
Black Brant 1.7 1,4 - 20.9 
Goldeneye 1.1] .8 - 17.9 
Ruddy duck 9 8 - 7.5 
Gadwall 9 «7? - 10.2 
Canvasback . 6 . 6 lll 
Bufflehead 5 ae 5.0 
Tree ducks tr. 4 « 
Merganser .3 4 + 38.2 
Redhead 23 4 + 37.3 
Whistling Swan .3 3 - 5,3 
B-w. & Cinn, Teal | we - 46,0 
Old Squaw ol ei - 5.9 
Ringneck tr tr - 
Ross' Goose tz, tr, - 
Wood Duck tr. tr. . = 
Trumpeter Swan tr. tr. - 
Emperor Goose tr. tr. ~ 
Total 100.0 100.0 + 8 
