UNITED STATES DEPARTMENT OF THE INTERIOR 

 Harold L. Ickes, Secretary 



FISH AND WILDLIFE SERVICE 

 Ira N. Gabrielson, Director 



Fishery Bulletin 39 



FLUCTUATIONS IN ABUNDANCE OF RED SALMON, 



Oncorhynchus nerka (WALBAUM), OF THE 



KARLUK RIVER, ALASKA 



By JOSEPH T. BARNABY 



From FISHERY BULLETIN OF THE FISH AND WILDLIFE SERVICE 



Volume 50 



UNITED STATES 



GOVERNMENT PRINTING OFFICE 



WASHINGTON : 1944 



For ia)e by the Superintendent of Documenta, U. S. Government Printing Office. Washington, D. C. 



Price 20 cent* 



