UNITED STATES 

 DEPARTMENT OF COAAMERCE 



NATIONAL OCEANIC & ATMOSPHERIC ADMINISTRATION 



NATIONAL MARINE FISHERIES SERVICE 



SCIENTIFIC PUBLICATIONS UNIT 



BLDG. 67, NAVAL SUPPORT ACTIVITY 



SEAHLE, WASHINGTON 98115 



OFFICIAL BUSINESS 



POSTAGE AND FEES PAID 

 U.S. DEPARTMENT OF COMMERCE 



PERiUOiC.ALS LiBHAKiAN" 



MARINE BIOLOGICAL LABORATORY 



LIBRARY 



WOODS HOLE, MA 02543 



