Dab 



Machine., Keel. 



Depth 



Turns 3yfj Cor. + ^ 

 Jfoftw* C>L0' fit * 4*, tyWl , (J, 



ltuUoia I* rnparafu t$ 

 jYo. of tliertnomeMr & * 

 (Jorn rtrd iem.p* rutun 



Cor. 



Air ^ J2. Surface 

 Trawl or dredge 



A 



SOUNDING WIRE. 



iWN. 



0 U 0 0 



a 



// /J 



TURNS. 



30? 



3ff 



5»«u 



700 



fcoo 



KKJO 

 I If K) 

 I gOQ 



• 900 



1 Cm 



I V " ' 



2 TOO 

 S2on 

 •jjoo 

 34*y> 



DREDGE ROPE, 



DOWN. 



ur. 



• ATI 



