RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



Date, 



Time of day. : of tide. 



Locality. 



Exact i>o.sitioii. 



Depth. 



Xatiiie of bottom, 

 Dretlgiug instiiiiueu t used. 

 Direction of drift. : distance, 



Teniiieratuit oi an. tlierni. 

 •• of surface water, 



at depTli oi' fatlioiii^. 



at liOttoiii, 



Density at surface, temii. 



•' at depth <d" I'athoins, 



•* at hottotii, 

 Xuruher of saliuometer, 

 Barometer readiug. 

 -•ate of .-tky. 



Direction of wind, ; force, 



Kalii. 



Direction of sturface current, ; force, 



cjf ItottfiMi •■ : force, 



Narne of vessel, 

 -rrvicc to which attached, 

 Xaiiie and rank of conirnanding oltker, 



Name and pfi-itidii of observer, 



