M -^^^ ^ ^^^^ • 



T^tM //^"' Car, + Depth S ;? ^f/ffPl/ 



/^l^-tl^ Cor. 

 CoTTC^rted temperature X 



Mr V Siirfaoa 

 Trawl or dred£(^ 



DHft 



SOUNDING WlHL. 



DOWN. UP, 



4^ 



'3 



1 



300 

 400 



,» — 



pro 



700 

 Boo 



QOO 



1000 



IJ<)0 



aion 



3400 



DREDGE ROPE, 



DOWN. 



