Machine 



RuL 



Depth 



Turns/ for. + 



/ / 



Siwtjtr Uadl ^ 

 Hollow, 



Jinttoiti temperature 



jYo. of Uu rnuntn trr 

 CoiTcnfc/l triHbpnralihrt 

 Air Sisrfagi 

 Trawl or dredge- 



~ ^ +^ Car. 



Drift 



SOUNDING WIRE. 



UHVN, 



in-. 



■ r 



M/ /0 



700 





Bon 



Q 







rooo 



MOO 





I *JOG 



: 



^> "J /A 



I30O 

 J.}i*» 



: 



I 5 0O 





I boo 





1700 





1B00 





uyx> 



t /ftp 



a 1 a j 



lido 



2300 



MOQ 



TUkNK. 



O 

 IOO 

 200 

 300 

 400 

 500 



DREDGE ROPE. 



DOWN. 



Ul*. 



II .'.71 



