Old Crow Flats (Yukon) 
Ducks per square mile: 1948 - 56.2; 1949 - 38 
Canada geese per square mile: 1948 = 2.4; 1949 - -- 
White-fronted geese per square mile; 1948 = -- ; 1949 = 2.2 
Percent Composition 
Species 1948 1949 Trend from 1948 
Scoters ' 4&8 57 - 
Baldpate ce 3 = 
Scaup 20 11 - 
Pintail g 1 = 
Golden-eye 1 5 ¢ 
Old-squaw 205 4 / 
Canvasback 205 18 f 
Mallard 1 ft 
MacKenzie River Delta (fringe of outer islands) 
Species 1946 1949 
Snow geese 6600 2706 
Black brant | 300 236 
White-fronted geese = 144 
Cape Dalhousie 1948 1949 
Black brant 550 257 
Kugaluk and Smoky River Deltas 
1948 1949 
Canada geese 261 543 
White-fronted geese 566 464 
Black brant 327 aac 
Snow geese 20 == 
Unidentified geese 670 == 
Anderson River Delta 
1948 1949 
Black brant 1200 1694 
Snow geese 700 237 
White-fronted geese 197 
Canada geese 24 
The following areas were sampled for the first time in 1949. 
Pre-Cambrian (Hudsonian Zone) 
Ducks per square mile: 11.6 
Percent Composition 
Scaup 49 Baldpate : 3 
Scoters . 88 Bufflehead 1 q) 
Mallard 6 Green-winged teal .05 
Golden-eye 4 Shoveler 205 
Mergansers 3 
