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1950. The Japanese long-line fishery for tunas. U. S. Fish and 

 Wildlife Service, Comm. Fish. Rev. 12(4):l-26. 



SHIMADA, BELL M. 



1951a. Contributions to the biology of tunas from the western 

 equatorial Pacific. U. S. Fish and Wildlife Service, 

 Fishery Bulletin 52(62): 1 1 1 - 1 19. 



1951b. Japanese tuna-mothership operations in the western equa- 

 torial Pacific Ocean. U. S. Fish and Wildlife Service, 

 Comm. Fish. Rev. 13(6):l-26. 



VAN CAMPEN, WILVAN G. 



1952. Japanese mothership-type tuna fishing operations in the 

 western Pacific, June-October 1951 (Report on the 

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YUEN, HEENY S. H. 



1955. Maturity and fecundity of bigeye tuna in the Pacific. U.S. 

 Fish and Wildlife Service, Spec. Sci. Rept. : Fisheries 

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