545 



Evaluation of a Pump and Reeled Hose 

 System for Studying the Vertical 

 Distribution of Small Plankton 



By Roderick Leong 



ftar'.ne BiolcgXi! Laboratory 



LIBRARY 



JUL 2 i 1967 



WOODS HOLE, MASS. 



SPECIAL SCIENTIFIC REPORT- FISHERIES No. 545 



UNITED STATES DEPARTMENT OF THE INTERIOR 



FISH AND WILDLIFE SERVICE 

 BUR E A^ToF^OMMER^iAT^IslHwiET 



