607 



Machine. HtwL 



Turns Cor. + Depth 9 



Klwt or-L&ad 

 IlotUmt, 



Bottom temperature 



No. of thwfrwtmrMr Cor, - / 

 Corrected hmvptirat, are 

 Mr f y * Surface ft * Drift 

 Trawl or dredge ' . , , 



SOUNDING WIRE. 



down. 



i J J*. 



n &7J 



TtJKKS. 



roo 

 200 

 300 

 400 

 500 



6oq 



^> 



Ben 



900 

 1000 

 n 00 

 1200 

 1300 

 1400 

 1500 

 1600 

 170O 

 tSoo 

 1900 

 2000 



2IOO 



aaoa 

 2300 

 =1400 



DREDGE ROPE, 



