THE XERCES SOCIETY FOR INVERTEBRATE CONSERVATION

Aquatic Invertebrates in Pacific Northwest Freshwater Wetlands
An Identification Guide and Educational Resource

Wetland types

Websites
Journal articles
Government documents

Websites
EPA website: vernal pools

Journal articles
Brinson MM. 1993. A Hydrogeomorphic Classification for Wetlands. U.S. Army Corps of Engineers, Washington, D.C. Wetlands Research Program Technical Report WRP-DE-4.

Cowardin LM, Carter V, Golet FC, LaRoe ET. 1979. Classification of wetlands and deepwater habitats of the United States. U.S. Fish & Wildlife Service Pub. FWS/OBS-79/31, Washington, DC.

Government documents
EPA module #7 - Methods for Evaluating Wetland Condition: Wetland Classification (download pdf)