UNITED STATES DEPARTMENT OF THE INTERIOR, Oscar L. Chapman, Secretary 

 FISH AND WILDLIFE SERVICE, Albert M. Day, Director 



AGE, GROWTH, AND PRODUCTION OF 

 YELLOW PERCH IN LAKE ERIE 



By Frank W. Jobes 



FISHERY BULLETIN 70 



From Fishery Bulletin of the Fish and Wildlife Service 



VOLUME 52 



UNITED STATES GOVERNMENT PRINTING OFFICE 



WASHINGTON : 1952 



For sale by the Superintendent of Documents, U. S. Government Printing Office, Washington 25, D. C. 



Price 20 cents  



