V 
TABLE D-22. — Age ratios of blue-winged and cinnamon teal determined from wing 
collections, during hunting seasons 1960-61, 1961-62, 1962-63, and 1963-64 
Number of— 
Location of kill 
Wings received 
Immatures per adult 
1961-62 
1962-63 
1963-64 
1961-62 
1962-63 
1963-64 
Central Flyway: 
Montana- 
21 
1 
11 
6.0 
— 
_ 
North Dakota- 
8 
79 
144 
— 
3.2 
3.8 
South Dakota-- 
3 
22 
318 
— 
3.4 
2.2 
Wyoming- 
8 
1 
4 
— 
— 
— 
Nebraska - 
5 
7 
127 
— 
— 
4.0 
Colorado- 
1 
— 
4 
— 
— 
_ 
Kansas- 
6 
6 
50 
— 
— 
3.8 
New Mexico -- 
32 
— 
1 
31.0 
— 
_ 
Oklahoma- 
1 
1 
3 
— 
— 
_ 
Texas--- 
11 
46 
38 
— 
0.4 
0.8 
Flyway weighted ratio 1 2 - 
— 
— 
— 
3.64 
2.11 
2.69 
Mississippi Flyway: 
Minnesota- 
45 
343 
841 
2.8 
1.7 
4,3 
Wisconsin- 
50 
294 
799 
1.9 
3.6 
4.5 
Michigan- 
52 
75 
190 
1.6 
2.8 
6.6 
Iowa- 
7 
7 
349 
__1 
— 
4.7 
Illinois- 
4 
13 
6 
— 
— 
_ 
Indiana- 
— 
7 
0 
— 
— 
_ 
Ohio- 
10 
23 
44 
— 
6.7 
13.0 
Missouri- 
0 
5 
33 
— 
— 
5.0 
Kentucky- 
— 
1 
— 
— 
— 
— 
Arkansas- 
1 
— 
— 
— 
— 
— 
Tennessee - 
0 
— 
1 
— 
— 
_ 
Louisiana- 
83 
123 
165 
0.8 
0.4 
0.7 
Mississippi- 
— 
1 
1 
— 
— 
— 
Alabama--- 
2 
5 
12 
— 
— 
— 
Flyway weighted ratio 2 - 
— 
— 
— 
1.69 
1.65 
3.13 
Continental United States weighted ratio 2 
1.83 
1.40 
2.41 
1 Ratio not shown if based on less than 20 wings. 
2 
In estimating Flyway and United States ratios, the ratio for each State was weighted in proportion 
to the estimated size of the kill in that State. 
136 
