Table II. - Summary of Air Transect Data, Saskatchewan, July 1953 




Sample Broods Brds. Ponds Ponds 
Size in in seen per P,L.B.*RL.B.* seen per Ponds 
Stratum Square Square on Sq. Total seen per PL. B.* of Sq, Index 
Miles Miles transect Mile Broods Sq. mi. Index transect’ Mi. 
tAN Rast 
(SE Parklands) 14,600 146.0 82 0.56 8, 180 846 5.8 84,680 7,499 51.3 748, 980 
"A'"-West 
(Grasslands) 37,630 313.5 388 1.24 46,650 1,030 3.25 122,300 6,770 21,6 812,810 
mA : 
(Parklands) 50,520 162.5 345 2,12 107,120 240 1,48 74,570 2,872 17.6 889, 150 
si . 
(Shortgrass) 11,290 63.5 122 1,92 21,690 190 1.72 19,420 570 8.9 100, 480 
PROVINCE 114, 040 685.5 1,61 183,640 2.64 300,970 22.37 2,551,420 
Saskatchewan Comparisons: 1950 1951 1952 1953 
No. Broods per square mile 0.9 1,34 4.37 1,61 
No. Potential Later Broods per 
Square mile 0.7 1,2 2,64 
No. Ponds per Square Mile 5.7 11,4 7.5 22.37 
Average Class III Brood 6.5 Tel 5.6 
1.2 3.8 1,1 
Class II & III Broods per Square Mile 
*xP.1,.B. = Potential Later Broods. Determined by recording the number of pairs, lone drakes, 
and lone hens still on transect during the July survey. 
1s 
