Table 22. Species Composition of the Iowa Kill by Periods. 
~ 





Oct. Oct. NOV. ae Dec. 
11-20 | 21-31 1 ~" 10 
Mallard 33.3% 42.8 60.4 
Black 0.6 1.5 
Gadwall 7.9 2.9 1.5 
Am. Widgeon 15.9 5.8 2.2. 
G.W. Teal 20.6 15.6 | 11.2 
B.W. Teal 4.8 2.3 
Shoveler 3.2 | 2.9 
Pintail 6.3 5.9 2.2 
Wood Duck 1.6 4.6 1.5 
Redhead. 1.6 0.6 1.5 
Canvasback 
G. Scaup Le 0.7 
L. Scaup 1.6 9.3 11.2 
Ringneck 3.2 3.5 1.5 
Goldeneye 1.2 1.5 
Bufflehead 0.6 0.7 
Old Squaw 
W.W. Scoter | 0.6 
Ruddy 
H. Merganser 2.2 
Total 100.0 : 100.4 99.8 
Sample Size 63 173 134 
~10- 
