«4M &^**-***ip 



? ***** Machine. Reel! 

 Tm-fis Cor.+ ^- Dtptii 



Bottom yJL//s2&[* £( 

 Bottom temperature ^y* 



,Yo. of tJirriiwiti t-trr 

 Corrrcted tvtn f-rtt.fan 

 Air '> Surface ^4 



T/ .fN'l or dredge 



Cor. — 



Drift 



SOUNDING WIRE. 



DOWN. 



or. 



300 

 400 



500 



600 



700 



800. 

 900 

 n». J 



I I Of) 



J 2>"> 

 1300 



I - : 1X) 

 (fob 



t 



1800 

 iy» 



2000 

 '-MOO 

 VHOO 



140a 



DREDGE ROPE. 



DOWN. 



UP. 



