TABLE F-17.--Waterfowl brood and late-nesting indexes by stratum compared to previous year and long- 
term average, Southern Saskatchewan, 1962-1963 
(Index numbers in thousands | 









Percent 






Stratum Total Average h f 
Species 1958 to See Wee cee 
Broods: 
Duckbrood index------------ 81.6 
Average brood size 59 
Coot brood index----------- 87.2 
Late-nesting index a 
Dabblers: 
Ma.llard--<<---------<---~ 3-1 51.3 
Gadwall------------------ 9.7 67.2 
American widgeon--------- 3-5 47.0 
Green-winged teal 0.9 50.0 
Blue-winged teal--------- 8.1 ho. 
Shoveler---+------------- 3-1 3.1 
Pintail------------------ 6.5 16.1 
Subtotal--------------- 4.9 33.8 
Divers: 
Redhead------------------ 14.3 
Canvasback~-----<<-----<--= 57.1 
Staup---- renee eens eee 62.2 
Ring-necked duck--------- . . P 187.5 
Goldeneye --=-----------=- F -- 
Bufflehead--------------- -- 
35.5 
37.2 
+ 133.3 
- 35:5 
1 Class II and III broods only. 
2 As indicated by adult pairs and singles. 
3 11-year average - 1952 to 1962. 
145 
