Holtom U mpcratttre, 

 Xu. of tlicnnojneier / 2 ^ ^ 



Air Sttrfaoo ^ 



Trawl or dredge 



I r 



Cor. 



Drift 



SOUNDING WIRE. 



OQWN, 



0 



I 



.1 



1/ *\ > 



01 '/ . 



')0 



2O0 

 500 



l«XJ<.) 

 I 1 "XJ 

 1 300 



I .H K ) 



Kim 



1 71 XJ 



-000 



3300 

 2300 



DREDGE FIOPE. 



DOWN. 



UP. 



