643 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Date, 



Time of day. : of title. 



Locality. 



Ex:i< r i"o-.itioii,. 



Dei»tli. 



Xatnie of liottoHij 



Dredging in.sTruiiieur used. 



Direction of drift, : distance, 



TcnipeTarure of air, tlieiiii. Xo., 



of surface water, 



at depth of fathoms,. 



at bottoiii, 



l)en-iry at face, Temp., 



at dfpth ui fathom.-s, 



at Itottom. 

 Xiimlier of saliiiometer. 

 Barometer reading. 

 -Tate of >ky. 



Direction of wind. : force, 



Rain. 



Direction of surface current . : force. 



■• of t»ottoi!i • : force. 



Xann- of vessel. 

 Service to which attached. 

 Xmimi' ahd rank of crHiimanding oflicerj 



Name and position of ohservei , 



