Table 3 . --Number of bluebacks of each age caught in the fingerling 

 traps at Bonneville Dam, 1949-53 . 



Year Number of age- - Total 



12 3 4 5 



1949 59 2, 335 200 2, 594 



1950 956 63 1 1, 020 



1951 12 1,281 46 5 1,344 



1952 21 1,616 66 1 1,704 



1953 37 1,410 34 3 1,484 



16 



