RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



of 



tide, 



: distances, 



tlienii. N\>.. 



temp., 



Date. /^{^ 

 Time of day. 

 Locality. 

 Exact posit iou; . 



Depth, // 

 Xatnre of bottoni; 

 DredgiiJg inbtinment used, 

 Direction of dii ft; ^-^ C 

 Teroperature of air. '""^ 



■■ of surface w;t r -! . 



at depth of fathoms, 

 at bottom, 

 Density at surface, 



at depth of fathoms, 



at bottom. 

 Number of salinometer, 

 Barometer reading, 

 State of 8ky, ^(sZ^^ Y^ 



Direction of wind, xA-f-^^^'fr" : force. 

 Rain, 



Direction of burfaee cTin eiiT, 

 " of bottom . .. 



Xaine of vessel, 

 ■-i-! ii *- to which attached, u 

 Name and rank of commanding officer, 



NiiiiH- ;iii<i jJO.-.ii ion dl' obf^cl■vel■. ^ 



: force, 



; force, ^ 



