64o 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Date, 



Time of day, : of tide. 



Locality. 



Exact i)o:?itiou, 



Deptli. 



Nat III e of liottuiii, 



Dredgiug instmnieut used. 



Direction t>f drift, : distance, 



Temperature of air. therm. No.. 



of sux'tace water. 



at depth of fathoms. 



at liottom, 



DeiiT-itx at surface, temi>.. 



at depth of fathoms, 



at bottom. 

 Nuniltei of salinometerj 



Barometer readint?. 



.<tate of sky. 



Direction of wind, 



; force. 



Rain. 



Direction of surface current. 



: force, 



" of bottom " 



: force. 



Name of vessel. 



Service to which attached, 



Name and rank of commanding otticer, 



Name ami position di' oh^ei vei . 



