6i/ui< fir h ad- 

 HoHom 



Jtnttnm* iem^ptfrattire 

 ,Yn. of Oi^Tf/wnwter 

 Cf/rrccfed iemp^ralure^ J 

 Air b SfiTface. 

 Tmwl or dredge 



) 



SOUNDING WIRE. 



TURNS. 



0 



'JOU 



300 



f.no 



(iCXI 



7<» 



«iOO 

 lOQQ 

 JIOQ 

 1300 



».1C» 



I Him I 



U4UJ 



Drift 



DREDGE ROPE. 



DOWN. 



