
10] 
...Manitoba. 
Transects were run in the west half of the Province between the 
International boundary and Township 26 between May 11 and 20 to assess the 
return of breeding ducks. The results are given below: _. 
1953 1954 1955 
Size of Sample - Sq. Mi. 50 50 57 
Breeding Pairs Per Sq.Mi. 24.5 32.8 20.1 
Water Areas Per Sq. Mi. -May 4.3 6.2 - 
Species Breakdown 

Species =" — 195319884 1955 
Mallard 429 548 341 
Pintail 137 173 116 
Gadwall ' 21 32 29° 
Baldpate 78 81 40 
Shoveler 64 38 4] 
Blue-winged Teal 210 242 224 
Green-winged Teal 46 47 17 
Canvasback . 94 167 115 
Redhead 42 91 37 
Lesser Scaup 75 161 118 
Ringneck | 12 12 14 
Ruddy Duck 17 38 52 
Bufflehead 2 11 zZ 
American Goldeneye 0 | 2 0 
———S SS ee 
Total Pairs 1227 1643 1146 

The transects show a decrease of 30 percent in the breeding 
pair count. This decrease extends to all species except shovelers, ringnecks, 
and ruddies, which show slight increases. 
