t>43 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



sratioii Xn. / ^ Ll "7 



Time of dav. : of tide. 



Locality, 



Exact position, ^^.^-y^^^^^C^^t 4 



Nature of bottom, V.^^^-^^^^^^ 



Dredgiijg instnimetit used. /3 ^^.a ^<^ '^^n^-'^fUM"^ 

 Direction of drift, ^ % >v^ : distance, 

 Temperature of aii. C^"^ therm. No., 



of surface water. 



at depth of fathoms*. 



at hottoHj, 



Density at surface, /'^/^fjfc-rf temp., 

 at depth of fathoms, " 

 at bottom. *• 



Xnmlier of salinometer, 



Barometer read in ji. 



.state of sky. 



Direction of wind, Vjr^*'^^ : force. ^5=*" 



Direction of surface current, ; force, 



of bottom : force, 



Name of vessei, Siy^ ^^i-^^ / V-^^^-iW^ 



Service to which attached, 

 Xame and rank of commanding officer, J^jf^ 



Xame and po«jition of observei . 



