7' 



A 3S pa f 



rarLli^^ Cot. +^ De.pth hf} J 



Jiotiom IcTn-perdlure 

 Corre-oted ie^mptiradatra 



Air 0 Stirfaoe. r Drift 



Trawl or dredge 



SOUNDING WJRE. 



DOWN. 



-.0 



'mm It 



it ^. 

 ■J 



300 



700 

 800 



goo 



lAm 

 1500 



1700 



iBoo 

 'ilQO 



DREDGE ROPE. 



DOWN. 



fTP. 



