RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Date, 



Time of day- : of tide. 



Locality. 



f^xact positioiJ, 



Deiirli, 



Nature of bottom, 



Dredging instiumeut used, 



Direction of drift. ; distance, 



Temperature of aii. therm. Xo., 



of surface water. 



at depth of fathoms, 



ut bottom, 



Density at surface, temp., 



" at depth of fathomi*, 



" at bottom, 

 Number of salinorueter, 

 Barometer readiuj^. 



>\nU: of sky. 



Direction of winil. ; force, 



Kaiii. 



Direction of surface current, : force, 



<ii' Itrnrom •■ ; force, 



Name of vesisjel, 

 Service to which attached, 

 Xanie and rank of commanding otiicer. 



Xame and jio>!Ti(jn of observer, 



