106 


Table 4. -- Comparative Data, Waterfowl Breeding Populations West of Cascades, 
1949 - 1950 | i in 
199 1950 
Pairs per Ducks per Pairs per Ducks per 
Species Sq. Mile Sq. Mile Sq. Mile Sq. Mile 
Mallard — 1.63 3.26 3.3 6.6 
Pintail - ~ ly a 9 
Cin. Teal = aa ol 228 
Blue W. Teal = = 07 a 
Wood Duck 033 ~66 1.16 2e32 
Canvasback oO 08 . - - 
TOTAL 2.00 4.00 o1), 10.28 — 
Table 5. -- Comparative Data, Oregon Brood Census 
EAST OF CASCADES 
Period 
lst half 
2nd half 
lst week 
end week 
3rd week 
ist half 
of June 
of June 
in July 
in July 
in July 
of June 
of June 
of July 
_Broods per square mile 
Young per square mile 
1950 1949 1950 19449 
5.8 J 30.6 hed 
3.6 ol 20.0 2.8 
6.2 059 39.2 4.7 
9.9 1.1 572 9.8 
3.4 2.3 22.4 Wy.46 
22.2 o 18.6 < 
WEST OF CASCADES 
2.3 88 13.1 5.1 
61 - 204 P =, 
2.3 94 8.1 Tel 
4.6 
end half of Ju 
