This primer is an introduction to wetlands. It provides an overview of some major topics about wetlands such as wetland definitions, hydrophytic vegetation, hydric soil, wetland identification, wetland classification and common types, wetland functions, wetland status and trends, and wetland protection and restoration.
For more information consult:
In Search of Swampland: A Wetland Sourcebook and Field Guide (R.Tiner, 1999) published by Rutgers University Press, or
"Wetlands" (W. Mitsch and J. Gosselink, 1993), a college textbook published by Van Nostrand Reinhold.