Table 31. Waterfowl breeding pair census data for certain stockponds in the 

 Circle West mine study area, 1977. 



Water Area 



NCOl^ 



NC02 



NC04 



rJC09 



Dates Censused 



Ma 1 1 a rd 

 Gadwall 

 Pintail 



Green-winged Teal 

 Blue-winged Teal 

 American Wigeon 

 Northern Shoveler 

 Canvasback 

 Lesser Scaup 

 Ruddy Duck 



5/16 



5/21, 5/24 



2 

 3 

 2 



-J See text for explanation of codes 

 ^ Number of indiLdted pairs 



Table 32, 



Average sizes of waterfowl broods recorded during 1977 



Canada Goose 

 Mallard 



Blue-winged Teal 

 American Wigeon 



5.17 (2-6, n=6) 

 6.10 (2-10, n=10; 

 2 (n=l) 

 6 (n=l) 



149 



