J)ot,tom jff^ S* 



lintiom iemperatu<m 



./YV/. tlirrniomctiir ^l" ^ 



Corrcofod iemp^rrttua't 4' ^ * 



\r Surface iCV- />ri/i 



SfV« €i M 4 gr dredge 

 >^ •-^-SOUNDING WIRE. I 



^*z:^::zz — i :::: '^'tN*- 



9QO 



300 

 500 



7uo 

 800 



900 



luou 



1 lUO 



1300 

 r^oo 

 1 500 

 i6c» 



1800 

 rgco 

 9000 



8«X> 



24Q0 



DREDGE ROPE. 



DOWN, 



