Muvhhnr. IlerL 



Machine, 

 Turns Cor. 4- 



Slwt or lead 

 Bottom 



Bottom, fetthpntaUiva 

 No. of thrmhomfilftr 



Depth 



"7 



Cor. 



Corrected leithpertriure 



Mr %T^?_ Sterfoce ft / * Drift 

 Trawl or dredge tffc/fT^ J^£U*t X 



SOUNDING WJRE. 



DOWN, 



7< ir&c&t+C 



&4 /^Art m/ h 



% 571 



TUJcJiS, 



300 

 400 



500 

 600 



™.Jiuu, 



800 

 900 

 IOOO 

 J IOO 

 1200 

 1300 

 I4<xj 

 15W 

 1600 

 1700 

 j8uo 

 17 m 

 2txx) 

 2100 

 zaoo 

 3300 

 2400 



DREDGE ROF 



/Or <W 



