Destroy t 1 



?port when no longer needed. Do not return 

 it to the originator. 



The findings in this report are not to be construed as 3n official 



Department of the Army position unless so designated 



by other authorised documents. 



The contents of this report are not to be used for 

 advertising, publication, or promotional purposes. 

 Citation oi trade names does not constitute an 

 official endorsement or approval of the use of 

 such commercial products. 





DOC 



LIE 



Woods Hole Oceano 

 Institution 



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