507 



1 I -l"J.! 



^w.^s Machine. Heel, 

 Turns Cor.+ Depth <?F/ 



Shot oi-k>ftA 3 <^ <G%^*t/. y ■ ^M^g ♦ 



Bottom ^} • 



Bottom temperature <$ j/ * 

 JV*o, of thermometer /&g/\f*T~' 

 Corrected temperature 3 >3 # 

 Air Surface */f* 



Cor, — O . y 



Trawl or dredge /42 ' 7£ ^y/ ' , 



CA^ SOUNDING WIRE. 



DOWN, 



v3 g%m 



'I t HNS. 



0 

 100 

 f Sf 300 

 HOH 

 400 

 GOO - 



ooo 



'MM 



800 

 000 

 1000 

 1100 

 1200 

 nun 

 1400 

 1000 

 1G0U 

 1700 

 1800 

 1900 

 2000 

 21,00 

 2200 

 2300 

 2400 



^DREDGE ROPE. 



HOWN. 



2 



I !• 



3$ 



* 



