643 



RECORD OF DREDGING. 



TEMPERATURE AND DENSITY. 



Date, 



Time of day. : of title. 



Locality. 



Kxact iMKsitioii, 



Deptli, 



Natiue of bottom. 



Dredgiug mstraiiieiit used. 



Direction of drift, ; distance, 



Temperature of air. tbenii. Xo.. 



iif surface water. 



at dejjtb of fathoms. 



at l.ottoui, 



Density at surface. teuiji., 



at dei»tli of l;itliulii.-3. 



at iiottoni. 

 XumWer of saliiinnifi.'i . 

 Barometer li'SnUw^. 

 .State of sky. 



Direct iou of wind. ; force. 



Kaiu. 



Direction of surface current. ; force, 



'* <.f bottom ■■ ; force, 



>: ^^el- 

 Service to which attached, 

 Xanie and rank of commanding officer, 



Xaiiie ami jio-itiot! <>t' oi>-v<-! vri 



