Marh 

 Cm . 4 



V 



krnr. 



huh 



Mot or Uad m | 



Bottom, O <-* , C> , 

 Jtnttom temperature 

 A'o. of thermometer 

 Corrected temperature 

 Mr r , MurfaeA 

 . 'Tra wl or dredge 



Depth 



SOUNDING WIRE 



LoWn. 



UK 



it J. ; fo 



TL'ICNS. 



;)oo 

 400 



500 



71XJ 



buu 



t/JU 

 |< MJ 



1 r<«, 



I IF J 



I JOg 



1',... 

 1 



H^JO 

 "iOUU 



uioo 

 fhfcjO 

 tjM 

 J4«*i 



DREDGE ROPE. 



UOWN. 



Ul'. 



