162 

Table I. - Comparison of Canada Goose Broods - Klamath Basin., 
Average Young 

Square Number of Broods Total Young Per Brood 
Sample Area Miles 1953 1954 1953 1954 1953 1954 
Spring Lake 3 15 5 69 21 4.6 4.2 
Alkali Lake ~- 2 6 2 29 12 4.8 4.0 
Sprague River 18 <a 23 221 94 4.2 4.1 
Klamath River. 10 123 155 550 723 4.5 ‘4.7 
Klamath Marsh 12 43 25 177 101 » 4,1 4:0 
Hooper Tract and 
Seven Mile Marsh 8 ~- =< — 9. g 40 46 4.4 em 
Total 53 248 220 1086 997 4.4 4,3 
Table II. - Average Brood Size by Age Classification in Eastern Oregon 
(2.5 square miles at Summer Lake). : 
Class I Class II Class III 
Females No. No. Average No. No. Average No. No. Average 
Species w/broods Broods Young Size Broods Young Size Broods Young Size 
Mallard 41 25 206 8.2 11 83 7.5 5 38 7.6 
Cinnamon teal 28 18 L29 7% 7 55 7.9 3 20 6.7 
Gadwall 63 42 343 8.2 21 158 7.5 
Redhead 52 46 308 6.7 6 37 «66.1 
Shoveler 5 2 13 6.5 2 16 8.0 1 6 6.0 
Ruddy duck © L3 9 74 8.3 4 29. Ts& 
Total Ducks 202 142 1,073 7.6 51 378 7.4 9 64 7.1 
Canada goose 107 13 68 5.2 61 251 4.1 33 126 3.8 
