RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Station No. "7 ' 

 Date, C 

 Time of day. /' 

 Locality. 

 Exact position, 



: of tide. 



Depth, % Js, 



Nature of bottom. 

 Dredging instrument used. 

 Direction of drift, // \si<<Z/% 

 Tempera ture of air, s £ 

 <; of surface water. 



" at depth of fathoms, 



" at bottom, 



Density at surface, / & ' L J 2, 

 " at depth of fathoms, 

 " at bottom. / (/ £ 3 ^ 

 Number of salinometer, /*" V J' 6 

 Barometer reading, 

 State of sky. 



Direction of wind, _ / ? C j force, < 7^ 

 Rain. 



Direction of surface current, : force, 



11 of bottom " : force, 



Name of vessel . 

 Service to which attached, _ 

 Name and rank of commanding officer. 



: distance, ^^^f^w^dc^ 

 therm. No.. 



temp. 



Name and position of observer. 



