v 



— - S? ^ * * <v - Machine. 

 Turn* Cor. + 



Mtol or h<nl Jc St. 



Bottom temperature JO 

 JVb. of thermometer T+rfrsj: 



f.'orrrctrrl I n, i f t* ra t urn 



Air (Ttr SHtrfaoo ^ Drift 



Trawl or dredge, 



*3L 



/ 



Cor. - r 



SOUNDING WIRE. 



DOWN. 



I ATI 



TURNS. 



300 



400 



5<to 

 Gou 

 700 

 8<*i 

 goo 



IfK n 



1 1'*' 



1200 



tono 



tsw 



|tKJ» 

 I7OO 



ly "i - 



2OO0 

 2lOO 



aaoo 

 2300 

 2400 



UKE.DGE ROPE. 



now;; 



UK 



