l^^z'^^^ Maohine. / JtaeL 



Mot i nf ' hmd m C^o /h- 



Jiotiom _tf"*-*s< 



AV>, o/ Lhcrmom&ier ^ 



Corrected icinptfrnttire 

 tir (< / 

 Trawl or dredge 



Drift 



SOUNDING WIRE. 



tn>. 



DREDGE ROP& 



500 



•/CO 



Km 



1000 



MOO 



Jioo 

 1400 



1700 - 

 ijkx> 



MOO 



MP, 



