623 



XFWS-A623 1-37(1970) 

 U.S. Fish Wildl. Serv. 

 Spec. Sci. Rep. Fish. 



Apparent Abundance, Distribution, 



and Migrations of Albacore, Thunnus alalunga , 



on the North Pacific Longline Grounds 



SPECIAL SCIENTIFIC REPORT-FISHERIES Na 623 



UNITED STATES DEPARTMENT OF THE INTERIOR 



U.S. FISH AND WILDLIFE S^RVICE^ 

 BUREAU OF COMMERCIAL FISHERIES It^::;^::^:^ 



