Transect across Zostera bed in Izembek Lagoon, Alaska 



Station No. 



10 



Station No. 1 



Interstitial [NH 3 ] iig at/liter 

 20 200 



7 



V 



Station No. 2 



Leaf Area Inter 



Shoot Density X 500/m2 

 Seeds X lOOO/m* 



Captella X 100 

 Isthmia X 0.6 



Margantes X 300 

 Gammands X 200 



Polychaetes X 200 



Turtonia X 30 

 Lacuna X 400 



15 



200 400 600 800 1000 1200 1400 1600 



10 



15 



Figure 48.— Patterns of community parameters measured across a Zostera meadow in Alaska. 



81 



