TABLE B-52.—Waterfowl population summary, 
southern Manitoba, July 1964 
Stratum A 
Stratum B 
Strata A 
and B 
Area in square miles- 
10,368 
28,600 
38,968 
Lineal miles in sample-- 
1,578 
636 
2,214 
Square miles in waterfowl sample- 
197.25 
79.5 
276.75 
Expansion factor- 
52.563 
359.75 
— 
Broods: 
Broods seen- 
233 
36 
269 
Brood indexes- 
12.200 
13,000 
25,200 
Broods per square mile- 
1.18 
.45 
.65 
Late nesters: 
Late nesters seen- 
346 
42 
388 
Late nesting index- 
18,200 
15,100 
33,300 
Late nesters per square mile- 
1.8 
.50 
.85 
Coots: 
Coot broods seen- 
162 
12 
174 
Coot brood index- 
8,500 
4, 300 
12,800 
Coot broods per square mile- 
.80 
.15 
.33 
Ponds: 
Ponds seen-- 
3,823 
506 
4, 329 
Pond index- 
201,000 
182,000 
383,000 
Ponds per square mile- 
19.4 
6.4 
9.8 
Note: Transects B 9 and 10 not flown. 
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