RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Stat iuli Xo. 

 Date. 



Time of day. 

 Liif.-alit \ . 

 KsacT posirioij. 



: of tide, 



Teiii].., 



Depth, 



Xatiire of Iiottoiii. 

 Dredging instruBieut nmd, 

 Direction of drift. ; distance. 



Temperature of air. Tlierm. No. 



of surface water, 

 at depth of fathont.-5. 

 " at l.ottoiti. 



-„JC*en6ity at surface. 



" at dej»th of fathonis, 



Xumher of .salinometer, 

 Barometer rt-adisi^. 

 , JItate of ^ky, 

 Direction of wind, ; force, 



Kaiu, 



Direction of surface current, : force, 



•■ of bottom •• ; force, 



X'anie of vessel. 



: ice to wliidi ;it t ached. 

 !te and rank of i (^rniiianding officer, 



Xatiie and po.sition of oh-erver, 



