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 



FISH AND WILDLIFE SERVICE, Clarence F. Pautzke, Commissioner 



Bureau of Commercial Fisheries, Harold E. Crowther, Director 



The Trade Wind Zone Oceanography Pilot Study 



Part IV: Townsend Cromwell Cruises 11, 12, and 13 



December 1964 to February 1965 



By 



Robert L. Charnell, David W. K. Au 

 and Gunter R. Seckel 



United States Fish and Wildlife Service 

 Special Scientific Report—Fisheries No. 555 



Washington, D. C. 

 June 1967 



