LITERATURE CITED 



CALLAWAY, RICHARD J. 



1957. Oceanographic and meteorological ob - 

 servations in the northeast and central 

 North Pacific, July -December 1956. 

 U.S. Fish and Wildlife Service, Spe- 

 cial Scientific Report --Fisheries 230, 

 49 p. 



KING, JOSEPH E. , and JOAN DEMOND 



1953. Zooplankton abundance in the central 

 Pacific. U.S. Fish and Wildlife Serv- 

 ice , Fishery Bulletin 82 , vol. 54 , 

 p. 111-144. 



, and THOMAS S. HIDA 



1957. Zooplankton abundance in the central 

 Pacific, Part II. U.S. Fish and Wild- 

 life Service, Fishery Bulletin 118, vol. 

 57, p. 365-395. 



U.S. WEATHER BUREAU 



1960. Manual of marine meterorologicalob- 

 servations. U.S. Weather Bureau, 

 Circular M, 10th edition. 127 p. 



VAN LANDINGHAM, JOHN W. 



1957. A modification of the Knudsen method 

 for salinity determination. Journal 

 du Conseil Permanent International 

 pour I'Exploration de la Mer, vol.22, 

 no. 2, p. 174-179. 



YAMASHITA, DANIEL T. , and KENNETH D. 

 WALDRON 



1958. An all -plastic dart - type fish tag. 

 California Fish and Game, vol. 44, 

 no. 4, p. 311-317. 



, THOMAS S. AUSTIN, and MAXWELL 



S. DOTY 



1957. Preliminary report on expedition 

 EASTROPIC. U.S. Fish and Wildlife 

 Service, Special Scientific Report -- 

 Fisheries 201, 155 p. 



MANN, HERBERT J. 



1955. Constructiondetails of improved tuna 

 long -line gear used by Pacific Oceanic 

 Fishery Investigations. U.S. Fish 

 and Wildlife Service, Commercial 

 Fisheries Review, vol. 17, no. 12, 

 p. 1-10. /Also as Separate No. 422/ 



McGARY, JAMES W., EVERETC. JONES, and 

 THOMAS S. AUSTIN 



1956. Mid-Pacific oceanography. Part IX, 

 Operation NORPAC. U.S. Fish and 

 Wildlife Service , Special Scientific 

 Report--Fisheries 168, 127 p. 



SECKEL, GUNTER R. 



1961. An atlas of the oceanographic climate 

 of the Hawaiian Islands region. U.S. 

 Fish and Wildlife Service, Fishery 

 Bulletin (in press). 



SVERDRUP, HAROLD U., MARTIN W. JOHNSON, 



and RICHARD H. FLEMING 



1942. The oceans, their physics, chemistry, 

 and general biology. Prentice -Hall, 

 Inc. , New York, 1, 087 p. 



U.S. NAVY HYDROGRAPHIC OFFICE 



1956. Bathythermograph observations. U.S. 

 Navy Hydrographic Office Pub. 606 -c, 

 2nd edition, 16 p. 



