UNITED STATES DEPARTMENT OF THE INTERIOR, Stewart L. Udall, Secretary 



FISH AND WILDLIFE SERVICE, Clarence F. Pautzke, Commissioner 



Bureau of Commercial Fisheries, Donald L. McKernan, Director 



A PROGRAM OF FISHERY 

 RESEARCH AND SERVICES 



NORTH ATLANTIC REGION 



REGION 3 



BUREAU OF COMMERCIAL FISHERIES 



GLOUCESTER, MASSACHUSETTS 



Circular 164 



Washington, D. C. 



May 1963 



