FISHERY BULLETIN: VOL. 85, NO. 3 



A. 



30°N 



20' 



10= 



0° - 



10= 



20°S 



Northern 

 V Offshore 



Southern Offshore 

 Area 



160° 150° 140= 



130° 120° 110° 100* 



90= 



80= 



70° W 



B. 



30° N 



20= 



10= 



0= 



10= 



20°S 4 



Northern 

 Offshore 



Southern Offshore 

 Area 



160° 150= 



140° 130° 120° 110° 100= 



90= 



80= 



70° W 



Figure l.— Tracklines for 1977 and 1979 aerial (A) and combined 1977, 1979, 1980, 1982, and 1983 ship (B) surveys. 



420 



