140 



Table ILI shows production on a sample at Summer Lake. This sample was run 
on August 8. In previous years the samples were checked in July. OnJuly 26 
only 38 broods were tallied, all in Class I and Class II. 

Table I. - Canada Goose Broods on Six Permanent Samples in the Klamath Basin, 
Avg. Young 
Square No. of Broods Total Young Per Brood 
Sample Area Miles 1954 1955 1954 1955 1954 1955” 
Spring Lake 3 5 ll 21 56 4.2 5.1 
Alkali Lake 2 3 9 l2 51 4.0 Bat 
Sprague River 18 23 46 94 225 4.1 4.9 
Klamath River 10 155 161 723 744 4,7 4.6 
Klamath Marsh 12 25 25 101 99 4.0 4.0 
Hooper Tract and 
Seven Mile Marsh 8 9 4 46 22 5.1 5.5 
ee en 
Total 53 220 256 997 1,197 4.3 4.7 
Table IL. - Comparison of Canada Goose Brood Counts in Klamath Basin. 
Year No. of Broods Total Young Average Young Per Brd. 
1952 204 1,021 5.0 
1953 248 1, 086 4.4 
1954 223 997 4.5 
1955 256 1,197 4.7 
Table ILI. - Average Brood Size by Age Classification of Four Square Miles at 
Summer Lake, 

Class 1 Class Il Class LILI 
Females No. No. Avg. No. No. Avg. No. No. Ave. 
Species W/Brds. Brds. Yng. Size Brds, Yng. Size Brds. Yng. Size 
Mallard . 34 ll 80 7.3 18 120 6.3 5 33 6.6 
Cinn. Teal 26 10 70 867.0 12 84 7,0 4 27 6,7 
Gadwall 34 12 90 7.5 19 141 7.4 3 19 6.3 
Redhead 37 23 146 6.3 14 90 6.4 - - - 
Shoveler 3 1 8 8.0 1 7 7.0 1 6.0 
Ruddy 9 4 25 6.3 5 33 «66.6 - - 
Total  I43- ~~ 61 499 6.9 69 47% 6.9 IS }  & 6.5 
C. Goose 48 11 47 4.3 19 89 4.9 18 77 24,3 
