120' 



SULU SEA 

 DYNAMIC HEIGHT ANOMALIES (DYN. M )J^ 

 200 OVER 800 DECIBARS t;>v 



FIRST Suave> OC'OBE" OND DECFMBEB. 



NOBTuEa<;T MOMSOON 



Chart 4. — Dynamic topography : Dynamic height anomalies for the 200-decibar 

 surface relative to the 800-decibar surface during October and December, 1947 



230 



