640 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Ihilr. 



Tirrif of day, : of tide. 



Locality. 



Kxaft position, 



JJt-I.tlt, 



Natiiie of bottom. 

 I>redgiiig in^tiuiiient ased, 

 Direction of drift, : distance, 



Tennieiatme of air. rlierm. No., 



'►f surface water, 

 at (lepfli of fathoniii. 

 ■■ at iiottoiii, 



Density at siirfacfc, Temi>.j 

 " at depth of fathom.'*, 

 at l»ottoiii. 

 Xniii!>er of ^alinoiueter. 

 Barometer reading, 



ate of sky, 

 iJirection of wind, : force. 



Kain, 



Direction of sni faee current, : foi r-e. 



of liottoni " : force, 



Xansf ot' s ev-*-l . 



■ . ice to wliicli attached, 



iitie and rank of commanding ollicer. 



.Nil III*- a!td po^itiiin of oii.ierver, 



