-Ill- 



40 



_ 30 



H 



z 



O 



-1 1 1 1 1 1 ] 1 1 r- 



BIGEYE TUNA 



ABUNDANCE INDEX 



° \ I \ 



\ i \ A 



,_/ V EFFECTIVE EFFORT 





_l 1 I I I L. 



I I I I I 



20 



1965 

 YEARS 



Figure 8. Estimated total catch (lO^ MT) , relative abundance (kg/100 hooks), 

 and effective effort (10^ hooks) for Indian Ocean bigeye tuna. 



