RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



>TaT:-Mi Xt-. 

 I);ltf. 



Time of day. : of tide. 



Locality.. 



Exa< T position, 



De]>Th, 



Nat nit- of i»ottoiii. 



Dredging instrument used. 



Direction of diift, : distance, 



Toniperatnre of air. tlierm. No., 



of surface water, 



at depth of fathoui.-t. 



at liott«int. 



Density ai .Mufaee. temp., 

 at depth of fathom.>>, " 

 •• at l»ottiini, 

 Nn:ni>t-i nt salinoroeter, 

 Barometer reading. 

 ■-Tate of sky. 



Direction of wind, : force, 



Rain. 



Direction of surface eurrent, ? force, 



of bottom " ; force. 



Name of vessel. 

 St-r'. i' l' t<* '.vIiM-h atTa'-Ii' tl. 

 Name and rank of commanding officer, 



Name and position of oh.servei-, 



