UNITED STATES DEPARTMENT OF THE INTERIOR 



Walter J. Hickel, Secretary 



Leslie L. Glasgow, Assistant Secretary 



for Fish and Wildlife, Parks, and Marine Resources 



Charles H. Meacham, Commissioner, U.S. FISH AND WILDLIFE SERVICE 



Philip M. Rocdpl, Director, BUREAU OF COMMERCIAL FISHERIES 



FISHERY BULLETIN 



OF THE 



FISH AND WILDLIFE SERVICE 



VOLUME 66 



^2t 



«IQ 



ISSUED 1967 AND 1968 



UNITED STATES GOVERNMENT PRINTING OFFICE 



WASHINGTON, D.C. 



1970 



