FISHERY BULLETIN: VOL. 87, NO. 1 



20, l-AT. S.OS - LONO. 140.0C 



-+ 



M-\ 



S <0 13 20 29 30 39 



LAT. 2.9S - LONG. 1 40.0E 



#^ + 



+ 



9 10 19 20 29 



S" 'On 



CO 



T3 



TO 



O 



TO 

 O 



CD 



C 



0) 

 C/5 



Q) 

 (/) 



3 

 Q. 



LAT. O.ON - LONG. 1 SO.OE 



+ 



t 



r 



9 10 19 20 29 



9 10 19 20 29 



LAT. 9.0N - LONC. 1 30.0E 



k 



■+ 



+ 



O 9 10 19 20 



O 9 10 19 20 29 



Longline catch rate (#YF/1000 hooks) 



Figure 9.— The relationship between quarterly yellowfin tuna catch rates by 

 Japanese longliners and purse seiners within rectangular 



134 



