Utitr. 



I Machine. 



Tarns H ' Cor. + Dnpth 



;>s a . / 



BallAtm, h mpvrtt.lure. 



,\'o. of ffn rmmtirhr Cor. 



CorrrrMd U)Urfn>rattm: 



Mr ' Surface V 1 Drift 



Trawl onJindgr. 



/ 



f 



SOUNDING WIRE. 



DOWN. 



MY. 



la 



I'UKNV 



10O 



300 

 400 

 500 

 <Vx> 



700 

 800 



1 < * 0 1 



not) 



1300 

 I30O 



law 



J SpQ 

 Ifo> 

 1700 



rSoo 



I f^tKl 



anno 

 :iw 

 2200 

 2300 

 2400 



DREDGE ROPE. 



UOWN, 



10.0 



UY. 



1-671 



