UNITED STATES DEPARTMENT OF THE INTERIOR 



Stewart L. Udall, Secretary 



Charles F. Luce, Under Secretary 



Stanley A. Cain, Assistant Secretary for Fish and Wildlife and Parks 



PISH AND WILDLIFE SERVICE, Clarence F. Pautzke, Commissioner 



Bureau of Commercial Fisheries, Harold E. Crowther, Director 



The Trade Wind Zone Oceanography Pilot Study 

 Part VI: Townsend Cromwell Cruises 16, 17, and 21 

 May and June 1965 and January 1966 



By 



Robert L. Charnell, David W. K. Au 

 and Gunter R. Seckel 



United States Fish and Wildlife Service 

 Special Scientific Report — Fisheries No. 557 



Washington, D. C, 

 June 1967 



