if 



,AV>. 



/ /y 3 bat* ^ 

 taohinfi. fiji < I. 



r had' J ^ 



- ' / 



mm 



Ticrtis yty ir ~^ 



SJud or 



Bottom 



Jiottnin tr/n/>rrtr tnre 



of thermometer 

 Corrc-cfcd icnipvraliire 

 Air Surface 

 Jjrawl or &n&8*-^TKJLjP 



Depth 



Cor. 

 Drift 



/{, SOUNDING WIRE. 



■ DOWN. 



■■/ So 



H j> C / ft 



/ 1 ' 



400 



500 



600 



700 

 800 

 900 

 luoo 



f 



I2UO 

 T.100 

 M { *> 

 t$QQ 

 [600 

 1700 

 1800 

 ir/OO 



L">«» 



3UOO 

 2 3O0 

 3300 

 .41 



DREDGE ROPE 



