32? 



i f 



Turns £&r. 4- 



jioHum temperature 

 A r (h of Ihcrnwm i In 



(J/ Surface. , / 



Trawl or dredge 



Cor. 

 Drift 



SOUNDING WIRE. 



y IfOWN. 



24 



; J 



UP. 



0'f : -> 



63 JtO 

 02,. I J 



i a 



TUR.NS. 



O 

 1O0 

 yoo 



A"* 3 



500 



Boo 

 BOO 



J loo 



I4Q0 

 1500 

 [f,«... 

 1700 

 1 800 

 1700 



2QOO 

 /|f"J 



3400 



DREDGE ROPE 



DOWN. 



