6i3 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



^^tatiim Xo. 

 Date. 



Time of day. : of tide. 



Locality, 



Kxact i>ositioii. 



Depth, 



Xatnie of bottom, 



Dredging instrumeiit us^ed. 



Direction of drift, ; distance, 



Temiierature of air. tlieiui. Xo., 



of surface water, 



at depth (if fathoms. 



at hottom. 



Density at surface, temp,, 



at dejith of fathoms, 



at hottoiit, 

 Nitiiilter of salinoiDeter. 

 Barometer readiufj, 

 -tate of ^ky. 



Direction of w ind. ; force, 



Rain. 



Direction of surface current, : force, 



of bottom ■• : force, 



Name ol' v<-^;5el. 



vhicli attachwl, 

 Name and rank of commanding otticer. 



