

20) APPENDIX A. WATERFOWL WINTER SURVEY TABLES 
Table A-la. Winter Waterfowl Survey, Pacific Flyway, January 1979. 
Percent change 
Percent change 1969-78 from 1969-78 
Species 1979 1978 from 1978 average average 
Dabblers 
Mallard 1,216,216 1,483,490 -18 1,756,235 -3] 
Gadwal ] 34,196 28,346 +2] 26,670 +28 
American wigeon 753,431 954,316 -2| 768,046 -2 
Green-winged teal 277,506 2523/21 +10 247,268 +12 
Blue-winged teal 42 0 + 62 -32 
Cinnamon teal 2,589 1,620 +59 2,296 +13 
Northern shoveler 560,110 627,998 -1] 563,944 - | 
Pintail 3,265,814 2,997,128 + 9 3,045,162 Sf 
Wood duck 1,601 6,286 -75 4,679 -66 
Subtotal 6,111,505 6,351,905 - 4 6,414,362 - 5 
Divers 
Redhead 16,049 14,728 + 9 13,383 +20 
Canvasback 80,263 78,313 + 2 68,713 +17 
Scaup 111,658 184,713 -40 101,598 +10 
Ring-necked duck 4,822 6,749 -29 4,586 + 5 
Goldeneye 33,967 36,718 - 7 41,955 -19 
Buf flehead 37,902 36,080 + 5 32,720 +16 
Ruddy duck 74,132 70,648 + ‘5 100,144 -26 
Subtotal 358,793 427,949 -16 363,099 - | 
Miscellaneous 
Scoter 110,313 105,877 + 4 96,630 +14 
Oldsquaw/harlequin 394 420 - 6 565 -30 
Merganser 19,903 34,666 -42 25,621 -23 
Subtotal 130,610 140,963 - / 123,016 + 6 
Unidentified 20,521 27,923 -26 35,878 -43 
Total ducks 6,621,429 6,948,815 - 5 6,936,529 - 5 
Geese 
Blue, snow, and 
Ross' goose 246,726 236,08] + 4 430,172 -43 
White-fronted goose 37,013 112,522 -67 97,933 -62 
Canada gocse and 
lesser Canada goose 228 ,803 270,630 -15 220,978 + 3 
Cackling goose 27 ,668 39,41] -30 74,478 -63 
Total geese 539,760 658 ,644 -18 823,561 -34 
Brant 
Black brant 9,343 19,770 -53 10,78 -13 
Swans 
Whistling swan 53,523 45,597 +17 58,984 - 9 
Trumpeter swan 1,282 1,282 NC 1,056 +2] 
Total swans 54,805 46,879 +17 60,040 - 9 
Coots 
American coot 373,224 286,117 +30 48] ,337 -22 
Grand total 7,598,561 7,960,225 - 5 8,312,255 = 1g 

