Table 19- '-Length (in millimeters) of each age group of yellow perch 

 from Lower Red Lake, calculated growth histories of age 

 groups, and grand average calculated lengths and increments 

 of length for all age groups combined . 



1/ Number of specimens in parentheses; beyond the fourth year of life grand average 

 lengths were determined by successive addition of grand average annual increments 

 of length to grand average calculated length at the end of the fourth year of life . 



44 



