I 





Q. 

 UJ 

 Q 





( 



SUMMER CONDITIONS 



C 



WINTER CONDITIONS 



C 



C 



Figure 5-35. 



Physical conditions of the estuarine water column during summer 

 (stratified) and winter (well mixed) which affect phytoplankton 

 growth. Arrows indicate mixing; N= nutrients; dots are 

 phytoplankton (Yentsch 1977). 



C 



5-68 



C 



