r 



Machine, I Heel, 

 hftiisljb/ Cor. { Depth I J 3 S 



Shot rrffrrrrt \?\$~~ 

 Bottom. *~£\/r~d^ 

 Bottom tempera f iter \ jf & 

 JYo. of ThermomHrr / Cor. - 4^ 



Corrected temperature ? f 4 £ 



, lir *y L-f Surface h ^ Drift. 



SOUNDING WIRE. 





DREDGE ROPE. 



DOWN. 



UP, 



TURN*. 



1HAVN. 



VP. 





Si 



■ ■ 



U 











loo 











200 











30a 









400 







1 V v U 0 





500 









1 0 S &0 



Goo 











700 







£ y. 















OOO 









II H> 



looo 







/ 



/ 0 *fb 



f \J f O 



1 1 00 











L2O0 











1.^00 











I.JOO 











1500 











1O00 











1700 











1800 











hjOO 











2000 











2IOO 











2200 











2JO0 











J,\\»t 







