-159- 



1965 



60 

 40 

 20 



100 



80 



1966 60 



40 

 20 



1971 



1972 



100 

 80 

 60 

 40 

 20 



100 

 80 

 60- 

 40- 

 20- 



1973 



1974 



80 

 60 

 40 

 20 



160 

 140 

 120 

 100 

 80 

 60 

 40 

 20 



140 

 120 



100 



1977 



1978 



1979 



20 



80 

 9. 60 

 < 40 

 ^ 20 



O 100 

 80 

 60 

 40 

 20 



60 

 40 

 20 



I 



1 



^ 



ri; 



1 2 i 4 5+ 



1 2 3 4 5i- 



AGE IN YEARS 



Figure 8. Annual biomass estimates of yellowfin in the 

 CYRA by age groups, 1965 to 1979. 



