CENTRAL FLYWAY 
Summary of Central Flyway Waterfowl Indices 
Waterfowl - The population index has shown no consistent trend up or down 
in the Central Flyway for the years 1950 through 1954. The 1954 index was 
22 percent above the 5-year average and compared to individual years is: 
27 percent above 1953 
14 percent above 1952 
52 percent above 1951 
29 percent above 1950 
Ducks - The 1954 duck index is 15 percent above the average for the 
5-year period 1950-54 and compared to individual years is: 
15 percent above 1953 
7 percent above 1952 
37 percent above 1951 
24 percent above 1950 
Among the ducks, the indices were: 
1. About the same for mallard, scaup, baldpate, 
blue-winged teal, merganser and goldeneye. 
2. Noticeably up for: pintail, green-winged teal, 
Shoveler, canvasback and ringneck. 
Geese - The population index for geese for 1954 is 22 percent above the 
average for the past 5 years and compared to individual years is: 
41 percent above 1953 
76 percent above 1952 
43 percent above 1951 
10 percent below 1950 
Compared to 1953 the anows, blues, and Canadas increased 
noticeably and the white-fronted geese decreased. 
Coot - The coot index for 1954 is 70 percent above the 5-year average 
and compared to individual years is: 
129 percent above 1953 
30 percent above 1952 
246 percent above 1951 
127 percent above 1950 
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