LAURS and LYNN: SEASONAL MIGRATION OF THUNNUS ALALUNGA 

 150° 145° 140° 135° 130° 



48° 



45' 



1 — i — I r 



48' 



40' 



35° 



30° 



25° 



CATCH/ 15 LINE HOURS 

 No Catch 

 0.1-0.5 

 0.6-5 

 5.1-10 



10.1-20 



40° 



30° 



25° 



150° 



48' 



-• 



40' 



35° 



30' 



R/V D S JORDAN 



ASTORIA 



MAY 29 -JULY I, 1974 



CATCH/ 60 LINE HOURS 

 c 8l«ncc * No Cotch 



- 40° 



25° 



150° 



25° 



115° 



811 



