11— it^it 



Marhiur. fire/. 



Twrm Opr.** 

 Shot or lead 



Bottom _j*f^*«w£^ 

 Bottom temperature 

 .Vo. of /henthmtcft r 

 Correettd U.itLjuirniurc 

 Air Ja* Surfrwe p& 



Trawl or dredge 



Depth 



5* 



Cor. 



Drift 



SOUNDING WIRE. 



A DREDGE ROPE. 



0 

 100 



200 



800 

 400 



: 



000 



30 



A /ft/it 

 *4U X 



00 



ooo 



1000 

 1100 

 1200 

 1300 

 1400 

 1A00 

 HKHi 

 1700 

 1800 

 1000 

 2000 

 2100 

 2200 



- 30 



