/70 



Dais, 

 ■ 



Machine. Jter! 



Twrns /*? Car. + 

 &t*tif-trr lead 



Bottom l+u ^f^ ^ 



JSuUaattrmpr.ru.tnre ' ^' 

 jVu. of /her ma meter ' J $f 

 Corrected temperature A*J. ij 

 Air Surface 



Depth 



Cor. 



Drift 



Tran d or dredge 



SOUNDING WIRE. 



DOWN. 



'7 



•4 



: 



V 



1 



5 



300 

 400 

 500 

 (too 



Ron 

 900 



t«HX) 



IJUU 



1 yy> 



I llll 



I 



[jpgg 



iKtXJ 

 igou 



•.•■*•(> 

 ■-•|>.».» 



3300 



3J0O 

 940n 



/.down. 



DREDGE ROFJ 



DP, 



1 



Vs; 



» in 



