ft 



5 



M/irJmu . 



7V//7W? /Q)f Cot\+ ^ Depth/ 

 tbeb** lead ^ i? J\ 

 JioUouv 



JJoLlfjfti Irni prritlu re V-* 



f %<^\ 



Corrected ieni jirmAuri 

 Air // & Sur/aoG Jf 



Trawl or dredge 



SOUNDING WIRE. 



ui*. 



3 a. > o 



roitN*. 



/3L. 



300 



400 



'',1 A* 



Goo 

 700 

 8orj 



1 ' * *' 



I I. HI 



J 3O0 



1400 



I500 



j6oo 

 1 / « ' 



1800 



3000 



yTOO 

 aaoo 



V'JCJO 



/>ri/y. 



DREDGE ROPE. 



UP. 



DOWN. 



1 Ml 



