64o 



RECORD OF DREDGING. 



TEMPERATURE AND DENSITY. 



:>Tatit»ii Nt). 



Date. 



Tiiue of day, 

 Locality. 

 Kxaet position. 



: of tide. 



Depth . 



Nature of bottom, 



Dred^^iiig instrument used, 



Direction of drift J : <listaiKe, 



Temperature of air. tlienii. No, 



< if surface water. 



at depth of fatbonjs. 



Density ai surface, 



at depth of fathoms, 

 at Inittoiii. 



Xiiiiilier of ■^aiinoiijeter, 

 ■'.iroiaetei readin^;. 

 -rate of sky. 

 Direction of wind. 

 Rain. 



Direction of surface current. 



of'bottoni 

 Xanie of vessel, 

 ^t-i vice to whicJi attached. 

 Name and rank of couimandin^? ofiicer. 



Temp. 



: force. 



: force, 

 ; force. 



Xaine and position of ot>.server. 



