500 

 400 

 300 

 200 

 100 

 50 

 

 500 

 400 

 300 

 200 



c 



3 



CM 



QC 

 UJ 

 Q. 



CO 



I- 



o 

 o 



Z 

 CO 



ri h-i-^ r-O-lTri I - 



iWfhi. — d\ 



t-H 



"h-rrrhf 



Tt^ rr . 



cro 

 d 



I nu ri - 



DZL. 



J 



en 



fD 

 X) 



Oa^-*-*I^JC0J^C;^0)^0^CD-»-»-^ 



yiJ^ooiocpcpooooooivjai 



OlOOOOOOOOO-'-'M 

 O K3 Ol O 



oi o o 

 HEIGHT (cm) 



1972 



oi-i.9'^99999o°oc>f^<^ 

 o-*rbd)i»aia)-^d3cb-^9V^^ 



O'OOOOOOOOO-'-'W 



o ro ai o 

 tn o o 



HEIGHT (cm) 

 1973 



ocji-'-^rocoAOiai-NjoocD-'-^-* 

 ^AOaiocpcpoo(DOOoroc;i 



cjiooooooooo-'-'ro 

 o rvj en o 



HEIGHT (cm) "'°° 

 1974 



o 

 o 



rt- 

 O 



tr 

 rt> 



SIZE CLASSES 



Figure 5-46. 



Monthly (June to October) density (number of shoots per square 

 meter) of cordgrass in the Causeway marsh, Montsweag Bay, 

 from 1972 to 1974 (Vadas et al. 1976; and Keser et al. 1978). 



5-123 



10-80 



