ft 



— . f -IT / ' 



^ > i/ Machine, Reel, 



' ±- Cor. + Depth 



<8to-or lea d -2- d*" 



Bottom />^£, <i f .<t x / 



Bottom temperttftttjff ' • * 



jYo.of Uiermometer o S ' — Car. 



Corrected lcntj»>ni.tu,rt 



Mr Surface Thrift 



Trawl or dredge 



Down* 



SOUNDIN G WIRE. 



— 



< 



j 



I 



t m 



I URNS. 



300 

 400 



500 



7w 



B<50 



700 

 IOOQ 

 t too 



JJtCXJ 



1300 



»5°o 

 rtoo 

 T700 

 t&oo 







.'Km 



axon 

 2300 



DREDGE. ROPE . 



DOWN. 



Ul'. 



