Machim, 



^fU^A. , ....... --.^ 



iLj-hh o,r. + Depth i ^py^ 



JJotlonh iemperatttre 

 ./Vo. of tharni^jfL^Ur 



^ ^^^^ ^"i*^ ' 



Cuvrccf'ed tempvratiArti 

 Air ^ Sur/am // 



Trawl or drad^e 



SOUNDING WIRE. 



' ' ■ c 



• *71 



TURNS. 



Coo 

 700 

 Roo 

 goo 

 iuuu 

 tlOO 

 I90M 

 1900 



If XX) 



r/uu 

 I Hoc) 



3000 



DREDGE ROPE. 



UP. 



