6o /£ 



us 



RECORD OF DREDGING. 



TEMPERATURE AND DENSITY. 



! - 



Time of day. ^7 ^ 

 Locality. 

 Exact position, 



Exact position. 



Depth, 



Nature of bottom/ r ~* ■ 



Dredging instrument used, ~J fiU^/r s^LA* — 4fe?m ../_ 



therm. 'So..J$Q 



Temperature of air, 



" oiNyirfyce Avater^ 



u at dwtli of fathoms. 



" ayfottWi. 



Density at surface, 

 J£ ttt^gptfa of 



u at bottom, 

 Xnuiber of salinometer. 

 Barometer reeling. * & 1 



State of sky. /Hv^ 

 Direction of 

 Ha in. fa) 

 Direction of surfae 



: force!' 



I /o,t> 



<?0 



fwind. ^/ • 0 ; force, * 



:-e current, * : force, /X^^ 



- — « ofiwt^rm"*" 



■" vessel. 



Name of 



Service to which attached 



Name and rank of commanding officer. 



