Ma^hitw. Reel. 

 Twrn^tyOO Cor,^ //j^ Depth ^"^^'^ 



BoUonh temperfUnre '~ 

 Corrected iernpcrfittire 



^t'r Surface Drift 



Trawl or dredge 



SOUNDING WIRE. 



w. 



1-071 



'1 UJINS. 



500 



I ion 



1500 

 1600 



1700 



I&OO 



2000 



ajoo 

 2400 



DREDGE ROPE. 



IiOWN. 



