INTERNATIONAL ASPECTS OF OCEANOGRAPHY 



PLATE 18 



Symbols 

 Temperature Salinity Depth (Meters) 

 » D 500-1000 



• O 1000-3000 



■ a >3000 



a a not. available 



Indian Ocean, General Chart 

 Serial Sections of Temperature and Salinity. Stations without abbreviations taken from Defant, prior to February 1, 1928; 

 stations with abbreviations added to Defant's charts, mostly subsequent to February 1, 1928. 



