
May Coot Populations - Southern Manitoba 
Year rt TAY Stratum "BY _Strata "A" & "B" 


Stratum "A" Stratum "B" Strata "A" & "B" 
(10, 368 Sqo mi.) (28,600 Sqde mi. ) 38 68 s eo Mi. 
Pairs & Flocked © Pairs & Flocked Pairs & Flocked 
en uc 


1954 317,100 228, 300 545,400 
1955 345,100 koh ,200 769, 300 
1956 417,200 499,600 916, 800 
1957 420, 300 40,000 860, 300 
1958 561,900  145,000** 394,900 153, 800%* 956, 800 298,800%# 
Average 
19 51-1958 385,900 310,200 696,100 

= Stratum "B" data not corrected for absent hens in 1951. 
** Flocks of drakes and hens of species normally breeding in the area 
and not assumed to be migrants. 
Pereent Lone Males of Pintail, Mallard and Canvasback - 19 56-1958 

Year Stratum TA" Stratum "BY Strata “Al & "BY 
1956 13-Th 83.6% 19 ohh 
1957 86.5% 91.54 89.2% 
1958 80.0% 8h..6% 81.9% 

