THE XERCES SOCIETY FOR INVERTEBRATE CONSERVATION

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

Working with volunteers

Government documents
U.S. EPA. 2002. Methods for Evaluating Wetland Condition: Volunteers and Wetland Biomonitoring. Office of Water, U.S. Environmental Protection Agency, Washington, DC, EPA-822-R-02-018.

The Volunteer Monitor issue on Wetlands – The Volunteer Monitor is newsletter put out by the EPA for volunteers monitoring streams, wetlands and lakes. See the 1998 spring issue, which focused on wetlands.