Machine Keel. 

 Tu nis M I I Cor. + 2 /_ \ Depth 



Shot <^«** ■ : £U 



Bottom .vfT, &ty i £<- - , ' * J y i 



Bottom temperature 



, Vo. of tkiinnmn ctrr Cnr, 



iiibre / 



Corrected, temper alkrc 

 Air Surfdcx 

 Trawl or dredge 



SOUNDING WIRE. 



DOWN. 



a ;. m 



.if. > 



m 



/' KJ 



BOO 



ljr>} 



\i p 1 1 

 I ll><> 

 I v. - > 



Mm 



I {KM 



J')uO 

 jruuo 

 BOO 

 2*00 

 » 4 W 

 2400 



Drift 



DREDGE ROPE. 



DOWN. 



UP. 



