Table II - Hay Lakes, Alberta * 

1950 1951 1952 
Ducks per square mile 124.6 84.3 . 243.7 
Percent change from former years - 32 + 189 
Percent Species Composition, 1952 
Species Percent Species Percent | 
Mallard 19,3 Baldpate 8.3 
Pintail 17.7 Redhead 6.5 
Scaup 12.8 Shoveler 3.9 
Canvas back 11.9 Green-winged teal 0.5 
Goldeneye 10,0 Scoters 0.5 
Bufflehead 8.6 
* Area unknown. 
Table III - Slave River Parklands, N. W. T. * 
1 948 1949 1950 1951 . L952 
Ducks per square mile 4.3 6.8 5.7 tat 3.4 
Est. duck breeding pop. index 21,500 34, 000 28, 500 38,500 16, 800 
% change from former years + 58 - 16 + 29 - 56 
Canada geese per square mile % < 7 . 06 = 
- os - 300 - 
Est. goose breeding pop. index 
Percent Species Composition, 1952 
Species Percent Species Percent 
Scaup 35.7 Bufflehead tt 
Mallard 21.4 Scoters 4,8 
Green-winged teal 16.7 Unidentified 4.8 
Baldpate 9.5 
* Estimated area 5,000 square miles. 
Table IV - Pre-Cambrian - Hudsonian Zone, N. W. T. * 
1949 1950 1951 1952 
Ducks per square mile 11.6 14,7 10.0 11.3 
Percent change from former years + 27 - 32 + 13 
Percent Species Composition, 1952 
Species Percent Species Percent 
Scaup 57.7 Bufflehead Li. 2 
Scoters 33.2 Goldeneye 0.5 
Mergansers 347 Old squaw 0.5 
Baldpate 1.1 
* Area unknown 
