E 



1.029 



1.027H 



1.025 



1.023 : 



1.021-j 



1.019- 



1.017 



1.015 



1.013- 



1.011 



YEAR MEAN, g/cm"3 



o 85 

 x 80-84 



1.0 

 1.0 



JAN FEB MAR APR MAY JUN JUL AUG SEP OCT NOV DEC 

 MONTH 



Figure 42. Comparison of mean sea surface water density 



U 1.023 

 - 1.021 



1.017 

 1.015 

 1.013 

 1.011 



0.01 0.10 1.00 



10.00 25.00 50.00 75.00 90.00 



PERCENT GREATER THAN 



99.00 99.90 99.99 



Figure 43. Distribution of surface water density, 1981-1985 



64 



