STAIION NUMtEl 



24 7l°36rS 



Figure 4. Vertical distribution of dissolved oxygen (ml/L)' during IWSOE '69. 



STATION NUMIER 



400 

 800 



1200 



2000 

 2400 

 2800 



3200 

 3600 



4000 



S9 PREFORMEI PHOSPNITE |i| it/l| 



Figure 5. Vertical distribution of performed phosphate (^g-al/L) during IWSOE '69. 



8 



