ft 3 ' ^ 



^<^4^v>C< Machine. 



bottom A a ?*1 J, 



Bottom temperature s3'^>JL 

 ,Yo. of the-nrwmaUr 



Air Surface 

 Trawl or dredge 



Cor. " 0 



Drift 



SOUNDING WIRE. 



•'down. J 



6 



'*'. 'to ?U 



7 



I* 



folk 



1 HUN 



O 

 lOO 



too 

 300 

 400 



500 



(mx> 

 700 

 800 

 goo 

 1000 

 1100 



t'JOO 



iaoo 

 1700 



/ 



2000 



2IOO 

 2200 

 2300 



•J4on 



DREDGE ROPF. 



*3 

 TO 



- 



rv 



UK 



