Iht.tr. 



Mm h inc. 2_ Keel, 

 Bottom 



TSolltitH ir.tthfwrahirt* / 

 . V", g£ Thermometer v3*v? ^ / Gw« ~ 

 Corn elf rf lent fit nti u rr tfO*/ / ^ /VH^' 



.//> *y 0 Surface y <3 'Bttft. 



Trawl or tieett'je m- tangle* 



SOUNDING WIRE. 



1...WS. 



' has: 



2(3 30 

 1^. Zo 



32-. o o 

 ■3 a. o o 



O 



too 



300 

 JOO 



400 

 500 

 to. 1 

 7«.m-i 

 X< h 1 



I )• M I 



ICHJO 



MOO 

 I2»X) 

 IjOO 

 I400 

 J 500 

 lOOO 



1700 

 1H00 

 n^xi 



2000 

 2100 

 2 sou 



MOO 



DREDGE ROPE. 



CKiWM. 



I'l'. 



