Table 7. Summary of vascular plant productivity in southern California's 

 salt marshes. All values are kg of aboveground dry weight per square meter, 

 estimated net annual productivity. 



Wetland 



Tijuana Estuary 



Spartina foliosa - 

 dominated low marsh 



mixed succulents 

 (middle elevations) 



mixed species 

 (upper elevations) 



all elevations combined 



Sweetwater River marsh 



all plots combined 



San Diego River marsh 



Salicornia virginica dominant 

 Upper Newport Bay marsh 



all plots combined 

 Mugu Lagoon 



low marsh 



middle marsh 



0.6 



Zedler et al. (1980) 



Reanalysis of data 

 in Eilers (1981) 



Onuf et al. (1978) 



41 



