JJcpth 



' Machine. Red. 

 7'urrw & Car.+ ^ (• * 

 flutter lead ~j~ 



Bottom is i <? f 



Bottom. IvmprnUurr. 



A'h. of f lu riiinmrisr Cor. ~ 



Corrected temperature 

 Air M $ Sarfaoe r 6> 



/ 



Trawl or dredge 



Drift 



SOUNDING WIRE. 



•'flows. 



VI 



UP. 



r. 



Hp 



1UIINH. 

 »» 



100 



•:>m.i 



;iw 

 400 

 g<»> 

 Uxt 

 70O 

 60C 

 TOO 

 Km 



1 J 'JO 



1 .••*) 

 i;yx» 

 1 400 

 • yjy 

 tto» 

 J 7<*i 

 1 800 



?OOQ 

 21O0 

 22O0 

 2300 

 240O 



DREDGE ROPF 



DOWN. 



