Table I. - The 1954 Aerial Survey of Breeding Waterfowl in North Dakota 



Compared with 1953. 
Total Ducks 
Ducks Per 
Trarisect Square Mile Observed Square Mile 
No. in Sample 1953 | 1954 1953 1954 
1 78.0 1474 1280 18.9 16,4 
2 80.0 1162 1143 14.5 14.3 
3 79,5 1659 1155 20.9 14.5 
4 79.5 1929 1092 24.3 13.7 
5 80,0 1728 580 21.6 7.3 
6 80.7 2072 487 25.7 6.0 
7 83.0 1905 718 22.9 8.7 
8 83.0 1189 656 14.3 7.9 
9 84.0 1737 912 20.7 10.9 
10 85.0 1703 860 20.0 10.1 
11 85.0 1432 831 16.8 9.8 
12 85.0 972 707 11.4 8.3 
13 86.0 1157 811 13.5 9.4 
14 86.0 790 809 9.2 9.4 
15 87.7 1416 633 16.4 7.2 
16 89.0 1136 396 12.8 4.4 
17 90.0 1111 826 12.3 9.2 
18 89.0 963 1010 10.8 11.3 
Total 1510,4 25,535 14, 906 
Average 17.1 12.6 
205 
