A UNITED STATES 

 OfPARTMENI OF 



COMMERCE 



PUBLICATION 



/ V \ 



U.S. DEPARTMENT OF COMMERCE 



NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION 



NATIONAL MARINE FISHERIES SERVICE 



M- 



'- ^i' •• -' '-Soratory 



AUG I 01971 

 WOODS HOUE,MAiiS. 



