CO 



i 



< 

 « 



I 



W 

 W 

 Q 



Q 



CO 



Q 

 H 



System 



Marine 



Subsystem 



Subtidal 



Intertidal 



Estuarine 



Subtidal 



Intertidal 



Riverine 



Tidal 



Lower Perennial 



Upper Perennial 



Intermittent 



Lacustrine 



Limnetic 



Littoral- 



Palustrine 



Class 



— Rock Bottom 



— Unconsolidated Bottom 



— Aquatic Bed 

 1 — Reef 



— Aquatic Bed 



— Reef 



— Rocky Shore 



1 — 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 

 Streambed 

 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 

 Unconsolidated Shore 

 Emergent Wetland 



Rock Bottom 

 Unconsolidated Bottom 

 Aquatic Bed 

 Unconsolidated Shore 

 Moss-Lichen Wetland 

 Emergent Wetland 

 Scrub-Shrub Wetland 

 Forested Wetland 



Fig. 1. Classification hierarchy of wetlands and deepwater habitats, showing Systems, Subsystems, and Classes. The Palustrine 

 System does not include deepwater habitats. 



