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 



ZOOPLANKTON VOLUMES OFF THE 

 PACIFIC COAST, 1959 



by 

 James R. Thrailkill 



United States Fish and Wildlife Service 

 Special Scientific Report—Fisheries No. 414 



April 1963 



