ri.^/p&Jdprf Date 

 /^f^v^rt^ Machine. fieA, 

 Turns ^ Cor t -f i^-. Depth 

 ,SW or had 



Bottom ^ &f 



Bottom temp&rafavre ~\ 



Cor. 



I — f~ ' 



Cnrrrvteri. Ut>hp*nUtirr 



Sarfaw 



Air ' Surface 

 Trawl or dredge 



Drift 



SOUNDING WIRE. 



/VV/ OOWN. 



UP. 



i 



4 



TURN'., 



200 

 300 



400 



-.in 

 GOO 



700 



hf « < 



90O 

 IOOO 



1>U0 



ffioo 

 1 7«jo 

 itkxj 



I90O 

 • H»> 



.'.'CHI 



3300 

 0400 



DREDGE ROPE. 



UP. 



