UNITED STATES DEPARTMENT OF THE INTERIOR 



Stewart L. Udall, Secretary 



James K. Carr, Under Secretary 



Frank P. Briggs, Assistant Secretary Jur Fish and Wildlije 



FISH AND WILDLIFE SERVICE, Clarence F. Pautzke, Commissioner 



Bureau of Commercial Fisheries, Donald T^. McKeriian, Director 



THE FISHERY FOR SCUP WITH SPECIAL REFERENCE 

 TO FLUCTUATIONS IN YIELD AND THEIR CAUSES 



by 

 William C. Neville and Gerald B. Talbot 



United States Fish and Wildlife Service 

 Special Scientific Report — Fisheries No. 459 



Washington, D.C. 



