Mtwhinr. JlnrJ., 



TtAVM Cor. -f 



«VA/i(i or lead 

 JlttUom 



/To. nf ihrrm-QttutbHr 

 Grrrrccfetl if^vi^mrahins 

 <^lr Surfacti 

 Trawl or drrfhyt^ 



SOUND. 



oowx» 



200 



500 



fO(X> 

 t!O0 



MOO 



Depth 



Cor. 



DREDGE ROPL 



;>owK, 



* mi 



