643 I 



RECORD OF DREDGING, 1 



TEMPERATURE AND DENSITY. 



__.Statiou ^y>y ^ 

 Date 



Time of d^/.Z^^^ >^ : of tide, ^^^^^^^^W 

 Locality. J>AM<^^-'f^^^^^^^ /\j0U^ 



Depth, / ^ 



Xatuieol' bottom.. ^S^^* ^ 



Dredging mstruraent used,^*^*-^***^ Jt**'^ 



Direction of drift, : distance, 



Temperature uf air. ^ ^ thenn. Xo-. 



(if sui lace water, ^ 

 at depth of fatUouib, '* 

 at liottoin, •' 



' ^- / 7 



Density at surface. t * tt iujt.. 



" at dejjth of fathoms, 



■■' at bottom. 

 Xumber of salinometer, 

 Barometer reading. 



<u , .kv. (U*-<^^-io 



w^.. ...... ^ 



Lnrection of w ind, v/ * ; force. 

 Kaiii. 



Direction of surface current. : force, 



of 1 JO t torn ; force, 



Service to which attached,^ ^ ^ 



X'anie ^nd rank of commanding officer, ^^'"^^'^■^ ^'^•^t^Aa 



Name ;tn<l po.sition of obi«tf\er 



