6iA 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



rStatiuii No. 

 Date, 



Time of day. : of tide. 



Local ity. 

 Exact position. 



Dt-i.th, 



Xatiiie of liottom, 

 I'ledging iusti tiiiieiit used, 

 Direction of drift, ; distance, 



Tempeiatiire of air, tlieiin. Xo., 



of fjtirface water, 

 :iT depth of fathoms, 

 " at liottoiii. 



Density at surface, temp., 

 " at deptli of fathoms. 



;jt l)OtToi!i. 



Xiimlier of saliuometer, 

 Barometer reading. 

 State of «ky. 



Direction of w ind, : force. 



Kain, 



Direction of surface current, : f(Mce- 



** . cjfliottoni " : force. 



Kanie of vessel. 

 Sf i vir e to wliicli attached, 

 ■ I'ne anil rank of ccjinmanding fdlieer. 



;i!iie and position oi' ol>>ior\ei. 



