60 



Plate 15. -Classification: SYSTEM Estuarine, SUBSYSTEM Intertidal, CLASS Unconsolidated Shore, subclass Mud, water regime 

 Irregularly Flooded, WATER chemistry Mixohaline, soil Mineral. Alkali grass {Puccinellia grandis) grows in widely scattered 

 clumps at the right-hand edge of the photo. Mean tidal range at Fire Island (background left) is 7.4 m (24.4 ft). The cracks on 

 these mud flats are evidence of the irregularly flooded tidal regime. (Municipality of Anchorage, Alaska; June 1985; Photo by 

 F. C. Golet) 



