m 



RECORD OF DREDGING. 



TEMPERATURE AND DEN§JT^Y. ■ 



s,,,,,n, /\£ ~ yy/ 



Date, 'HtrS- /Y ytyf 



Timeofdav. //• A\ y - : oftide, J/^** -y, c-** , 

 Loea.i.v. 1 &*~*fZ\ < C P?'?' 



Nature of bottuiti. 1bz fi/J 



Dredging ■ instrument used, ^ 

 Direction of drift, distance. Vc^ Jk-^C^^ 



Temperature of air. 3 f therm. Xo.fJ 1$ J 



a o£surface/water. / 



at deVtu of fatlionis. 

 n at hottoih, 



Density at surface, /, 0 

 — u aT depth of fatho iw , — 



at bottom. / (f $ * 



Xninber of salinometer, ""7^ 0 



Barometer reading. \J Q ^~ w 



State of sky, 

 Di 



Bain, ' J ^ 



face current. V/ ft,: fore 



temn.. /f f 3 



irection of wind, )f\ \ ; force. 



Di l ection of surfac 



Name of vessel, i/r ' *jr'X?~} ' i 



Service to which attached, C ^ IX ^ 

 XnintrffpA ra^fjtpof commanding offieefc 



Name and 



