United States Department of the Interior, Douglas McKay, Secretary 

 Fish and iVildlife Service,, Albert M, Day, Director 



LONGLINE FISHING FOR DEEP-SWIMJIING TUNAS IN THE CENTRAL 



PACIFIC, 1950-51 



By 



Garth I. Murphy 

 Fishery Research Biolop;ist 

 Pacific Oceanic Fishery Investigations 



Ajnd 



Richard S„ Shomura 

 Fishery Research Biologist 

 Pacific Oceanic Fishery Investigations 



Special Scientific Report o Fisheries NOo 93 



WASHINGTON J i/IAY 19 53 



