UNITED STATES DEPARTMENT OF THE INTERIOR 



Walter J. Hickel, Secretary 



Russell E. Train, Under Secretary 



Leslie L. Glasgow, Assistant Secretary for Fish and Wildlife, Parks, and Marine Resources 



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



Dayton L. Alverson, Acting Director, Bureau of Commercial Fisheries 



IN SEA AND RIVER 



Research at the 



Bureau of Commercial Fisheries 



Biological Laboratory, Seattle, Washington 



1 966-68 



By Paul T. Macy and Roe R. Mitsuoka 



Fishery Biologist Writer-Editor 



Circular 329 



Washington, D.C, November 1969 



