S'hot or h 



Ba&pm tam pcraturc 

 Jfo* of thcr mo meter 

 Covrrntful h »* f» vnJu re 

 Air Surface 

 Trawl or dredge 



l^el. 



Depth 



Cor. 



Drift 



SOUNDING WIRE. 



DO WW, 



Pp 



i m 



