Table Il. -Comparative Breeding Population Indices (May aerial}, Southern Saskatchewan. 
$e ee ee ey Serial), vournern saskatchewan 

AVERAGE 
INDEX 1953 1954 1955 
Species 1949-1953 INDEX INDEX INDEX 
Pintail 923,925 1, 335,000 1,254,100 : 1, 761,900 
Mallard 1,186,400 1,958, 300 1,915, 200 2,919,600 
Baldpate 183,075 184, 800 178, 500 234,100 
Shoveler 200, 650 255, 100 267, 700 351, 800 
Gadwall 79,075 76,900 84,600 109, 000 
Blue-winged Teal 161, 750 133,400 256, 900 366, 600 
Green-winged Teal 22,400 21, 200 19,500 52, 700 
rs ips TESS 
Total Surface Ducks 2,757,275 3, 964, 700 3,976,500 4,895, 700 
a a en a 8 es ee, el ee 
Scaup 146, 250 208, 800 215,500 456, 700 
Canvasback 123,150 253, 200 150, 400 178, 800 
Redhead 38, 300 84, 800 67, 200 84, 300 
Ringneck 8,650 400 5,500 19, 300 
Ruddy Duck 21,475 17, 500 13,500 46, 300 
Goldeneye 8, 700 600 7,900 5,500 
Bufflehead 10, 725 8, 700 4,100 10, 100 
Scoter 45,975 47,100 98, 600 11,600 
Total Diving Ducks 403,225 621,100 562, 700 | 812,600 
Total Ducks 3,160,500 4,585, 800 4,539,200 5, 708, 300 
Coots 87,500 151, 700 130, 000 184, 700 

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