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. Roedel, Director, Bureau of Commercial Fisheries 



Effect of Quality of the Spawning Bed on 



Growth and Development of Pink Salmon 



Embryos and Alevins 



By 

 RALPH A. WELLS and WILLIAM J. McNEIL 



United States Fish and Wildlife Service 

 Special Scientific Report-- Fisheries No. 6l6 



Washington, D.C. 

 August 1970 



