U.S. Army Corps of Engineers

Institute for Water Resources

United States Army Corps of Engineers.

Oversees the water resource management operations of the U.S. Army Corps of Engineers.


Natural Resources Management Gateway

United States Army Corps of Engineers.

Gives information about management of lands and waters at Corps water resources projects.


Wetlands Research Technology Center

United States Army Corps of Engineers.

"Emphasizes the interrelationships of biological, physical, and chemical environments in order to provide fundamental understanding of ecological processes and dynamics in wetland ecosystems."


Hydrogeomorphic (HGM) Approach to Assessing Wetlands

United States Army Corps of Engineers.

"Rapidly assesses wetland functions, computes potential project impacts, calculates mitigation requirements, and projects future with- and without-project scenarios."


Sacramento District Regulatory Branch

United States Army Corps of Engineers.

Provides much information about wetlands, especially with regard to legal issues.