RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Date, 



Time of day, : of tidtr. 



Locality, 



Exact positioij, 



Nature of Ijottoni, 

 Dredging instrunieut used, 

 Direction of drift, ; distance, 



Temperature of air, therm. No. 



of surface water. 

 •• at depth of f;iThiuti>. 



*• at hottom, 



Density at Hurface, teuiii., 

 at depth of fathoms, 

 at Ijottoiii, 

 Nitml»er of salinometer, 

 Barometer reatlin;;. 

 >tate of sky. 



Dirt.-fi!<jti of wind. ; force, 



Eaiii. 



Direction of surface curreuT. : force, 



i;f l>ottoui •• ; force. 



Name of vessel. 

 Service to which attached, 

 Name and rank of commanding officer, 



Naiin- and po-irii/n of ... !.■.<.'! \ *-i 



