TABLES (Continued) 



Number Page 



.3 Annual marsh flooding at various elevations, volume of 



water, and period of submergence 18 



4 Relative amount (%) of coverage of high and low marsh in 



various New England salt marshes 26 



5 The ratio of high marsh to low marsh along the Atlantic 



coast 26 



6 Principal epibenthic algal species on the Cape Cod 



marshes 29 



7 Dominant macroinvertebrates in different vegetation zones 



on a high marsh near Stonington, Connecticut 31 



8 Average number of Aedes mosquito larvae per dip of water 



on the marshes of Egg Island, New Jersey 32 



9 Birds on the high marsh at Cape Ann, Massachusetts 33 



10 Estimates of aboveground primary production of vascular 



plants on New England high marshes 37 



11 Effect of nitrogen additions on the production of high 

 marsh and low marsh vegetation at Great Sippewissett 



Marsh, Cape Cod 38 



12 Comparison of sediments found on the high marsh at Farm 

 Creek, Connecticut, with those of Long Island Sound 

 and a short S. alterniflora marsh at Barnstable, 



Massachusetts 42 



13 Metal added to each plot and amount of each element found 



in the top 2 cm of marsh sediments 58 



14 Metal concentrations of live Spartina alterniflora and 



S^. patens 60 



VI n 



