28 
TABLE B-10. Minnesota--expanded estimates of ponds within survey 
Strata as tallied during the May waterfowl breeding 
ground surveys. 
Strata “7 
Year ber II IT] Total 
See ee ee eee ee 
1975 51,543 70,211 84,418 206,172 
1976 32 ,333 35 ,896 41,615 109 ,844 
1977 18,037 el 35 21,688 54,860 

TABLE 8-11. Minnesota--waterfowl breeding population indices for 1977 by strata. 
Species 
Stratad/ 
3 
4 
Total 
State 
29 
eee a... SS —.—.—.....Qz 
Ducks 
Dabblers: 
Mallard 
Black duck 
Gadwal | 
American wigeon 
Green-winged teal 
Blue-winged teal 
Shoveler 
Pintail 
Wood duck 
Subtotal] 
Divers: 
Redhead 
Canvasback 
Ring-necked duck 
Ruddy duck 
Common Goldeneye 
Merganser 
Scaup 
Subtotal 
Total ducks 
Coots: 
GRAND TOTAL 
Mth. strata given here represent the following: 
1l-High density of lake basins. 
2-Medium density of lake basins. 
3-Low density of lake basins. 
4-Roseau and Red Lake bog region in northwestern Minnesota. 
16,077 
=—=——_=- 
18] 
452 
10,406 
120 
242 
Pe 3 
28,805 
512 
T, 357 
995 
30 
422 
3,316 
32,12] 
5,248 
37,369 
17,459 
476 
9,653 
119 
834 
28,541 
119 
—— 
1,072 
476 
715 
2,382 
30,923 
2,800 
33,723 
27,219 
175 
2,107 
175 
17,473 
2,546 
526 
2,107 
52,328 
351 
351 
790 
1,053 
176 
1,844 
4,565 
56,893 
22,390 
79,283 
35,409 
A Re, 
599 
4,973 
4,134 
ogg 
239 
15907 
47,989 
419 
119 
1,198 
239 
179 
2,154 
50,143 
1,018 
51,161 
96,164 
119 
955 
8,008 
175 
41,666 
3,384 
1,007 
6,185 
157,663 
1,401 
] ,827 
4,055 
1,559 
239 
176 
3,160 
12,417 
170,080 
31,456 
201,536 
