UNITED STATES DEPARTMENT OF THE INTERIOR, Douglas McKay, Secretary 

 FISH AND WILDLIFE SERVICE, John L. Farley, Director 



NATURE OF VARIABILITY 

 IN TRAWL CATCHES 



By Clyde C. Taylor 



FISHERY BULLETIN 83 



From Fishery Bulletin of the Fish and Wildlife Service 



VOLUME 54 



UNITED STATES GOVERNMENT PRINTING OFFICE • WASHINGTON 



1953 



For sale by the Superintendent of Documents, U. S. Government Printing Office 

 Washington 25, D. C. - Price 20 cents 



