RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Sratiun Xo. 

 Date, 



Time of day. : of tide. 



Locality. 



Exact position, 



Depth, 



Nature of bottom, 



DredgiiJg instiameiit iiJ^ed, 



Direction of drift. ; distance, 



Temperatui' ; therm. No-. 



of surface \\ attfl . 



at depth of fathoms. 

 " at l ottom, •■ 



Density at surface. temp., 

 " at deptli of fathoms, 

 ;lT liottom. 

 Xiimiier *>\ •-aliuouM.-ti-r. 

 Barometer readiutit. 

 .State of »ky, 



Direction of wind, ; force, 



Kaiii. 



Direction of surface current, : force, 



ofl»ott(Hii ■■ ; force, 



Name of vessel. 

 Service to which attached. 

 Name and rank of comraandiiig officer, 



Name and ito-ition nf oh.^erver, 



