System 



Subsystem 



I — Marine - 



— Estuarine- 



E- 

 < 



3 

 < 



X 



a 

 a 



E- 



< 

 S 



a. 



W" 



K) 



D 



Q 



Z 



< 



Q 

 Z 

 < 

 J 

 E- 

 U 



- Subtidal - 



-Intertidal ■ 



- Subtidal - 



-Intertidal- 



- Riverine - 



- Tidal - 



-Lower Perennial - 



-Upper Perennial - 



-Intermittent - 



— Lacustrine - 



-Limnetic ■ 



-Littoral- 



L 



Palustrine- 



Class 



-Rock Bottom 

 -Unconsolidated Bottom 

 -Aquatic Bed 

 -Reef 



-Aquatic Bed 

 -Reef 

 -Rocky Shore 



— Unconsolidated Shore 



-Rock Bottom 

 -Unconsolidated Bottom 

 -Aquatic Bed 

 -Reef 



— Aquatic Bed 

 -Reef 



— Streambed 



— Rocky Shore 

 -Unconsolidated Shore 

 -Emergent Wetland 



— Scrub-Shrub Wetland 



— Forested Wetland 



— Rock Bottom 



— Unconsolidated Bottom 



— Aquatic Bed 



— Rocky Shore 



— Unconsolidated Shore 



— Emergent Wetland 



— Rock Bottom 



— Unconsolidated Bottom 



— Aquatic Bed 



— Rocky Shore 



— Unconsolidated Shore 



— Emergent Wetland 



— Rock Bottom 



— Unconsolidated Bottom 



— Aquatic Bed 



— Rocky Shore 



— Unconsolidated Shore 



-Streambed 



-Rock Bottom 

 -Unconsolidated Bottom 

 -Aquatic Bed 



-Rock Bottom 

 -Unconsolidated Bottom 

 -Aquatic Bed 



- Rocky Shore 



- Unconsohdated Shore 



- Emergent Wetland 



-Rock Bottom 



- Unconsolidated Bottom 

 -Aquatic Bed 

 -Unconsolidated Shore 

 -Moss-Lichen Wetland 

 -Emergent Wetland 

 -Scrub-Shrub Wetland 



- Forested Wetland 



Fig. 3. Classification hierarchy of wetlands and deepwater habitats, showing systems, subsystems, and classes. The Palustrine System does 

 not include deepwater habitats (Cowardin. et al. 1979). 



