0.01 O.IO 1.00 



10.00 25.00 50.00 75.00 90.00 



PERCENT GRERTER THAN 



99.00 98.90 98.99 



Figure 39. Distribution of surface water visibility, 1980-1984 



1.1 



LOB- 

 LIBS- 

 LOM 



i.aa-k' 



U 1.032- 



<2. 1.081 

 > 



b 1.000 



CO 



g LOW 



D 



i.oia 



L0I7 

 LOM 

 LOIS 

 LOM 

 LOIS- 

 LOU- 



LOU 



• MONTHLY MEAN VALUE 



JHN FIB Ifd 

 19M 



Figure 40. Daily sea surface water density, 1984 



67 



