643 



RECORD OF DREDGING, 



TEMPERATURE AND DENSITY. 



.Still ion Xo. 

 Date, 



Time of day, : of tide. 



Locality. 



Exact position, 



JJepth. 



Tiiie of bottom, 

 i>iedgiiig iii>tiiiment used, 

 Direction of drift, : distance, 



Teniperatnre of air. therm. No., 



■* of Mirface water, 



" at tlepth of fatUoms. 



at Isottoiii, 



Density at surface. teniiJ., 

 at deptli of fathoms, 

 ;it in»tto![!. 



XumWer of salinometer, 

 Barometer rt-adiis-i. 

 State of isky, 



Direction of wind, : force. 



Kain, 



Direction of surface current, : force. 



" . (^f hottoiu ■■ : force. 



Kanie of vcbbel, 

 Ser\ i<-e to u liicii attached, 

 X.iint aiui rank of coninianding otiicer. 



Xaiiie and j^o-^it t< lU oi (d»,-5civei, 



