
209 
mile was noted compared with 3.65 ducks per square mile in 1952 and 3.69 ducks 
per square mile in 1951. This is a 35.5 percent decrease from 1952 and a 36.2 
percent decrease from 1951. 
Water area data were recorded along a half-mile strip giving a 4.2 
percent sample. A 21.7 percent decrease in number of water areas occurred from 
1951 to 1955, A 35.5 percent decrease in acres of water occurred from 1951 to 
1955. Water area data are shown on a map attached to this report. 
Table I. - Aerial Transect Data for 1955 for Minnesota. 
Total Ducks Seen 
Transect No. Sq. Miles Sampled 1951 £1952. 1953 1955 
] 18.0 60 23 - 22 
2 17.3 13 12 - 21 
3 18.0 29 14 3 6 
4 17.8 268 85 - 246 
5 17.8 32 16 23 10 
6 17.0 41 22 - 9 
7 15.0 9 7 - 12 
8 15.9 18 26 - 60 
9 15.0 70 40 68 42 
10 15.0 26 28 - 43 
11 15.0 62 51 41 13 
12 12.0 77 59 - 21 
13 12.0 56 46 60 26 
14 12.0 20 44 - 102 
15 11,3 24 57 73 34 
16 12,0 14 26 - 32 
17 18.0 47 60 - 65 
18 21.0 102 231 - 36 
19 29.5 83 _ 182 163 67 
20 30.0 159 215 | - 66 
21 32.5 302 219 440 90 
22 32.5 80 268 - 1l2 
23 32.8 201 194 301 87 
24 32.8 118 150 - 116 
25 - 33.0 116 lll 142 44 
26 36.0 136 115 ~ 92 
27 36.0 209 171 318 90 
28 39.0 70 74 - 94 
29 39. 0 64 57 68 23 
30 42,0 83 55 109 86 
31 42,0 118 58 214 52 
32 42,0 68 125 269 15 
=] 
«J 
=) 
iw 
Total 2,875 2, 841 1, 834 
