UNITED STATES DEPARTMENT OF THE INT1<:RI()R 



Stewart L. Udall, Secretary 



James K. Ciirr, Under Secretary 



Frank P. Briggs, Assistant Secretary for Fish and Wildlife 



riSH AND WILDLIFE SERVICK, Clarence F. I'luitzko, Commis^iomr 



Bureau of Commerciai. FiSHKniK.s, Doiuild L. MrKenian, Director 



ECOLOGICAL STUDIES OF SOCKEYE 



SALMON AND RELATED LIMNOLOGICAL 



AND CLIMATOLOGICAL INVESTIGATIONS, 



BROOKS LAKE, ALASKA, 1957 



by 

 Theodore R. Merrell, Jr. 



United States Fish and Wildlife Service 

 Special Scientific Report--Fisheries No. 456 



Washington, D.C. 

 JUL 1964 



