ioa.5 



106.7 



. 1 



LDR 



0.00 



1 



liO.OO 



80.00 



120.00 



160.00 



EFFORT: HOOKS (XIO ) 



0.00 



llO.OO 



80.00 



120.00 



160.00 



EFFORT: HOOKS (nO ) 



Figure 7. — Atlantic tuna longline fishei-y, 1956-67: 

 and catch per unit of effort. 



Catch, effort, 



83 



