n.a low area where the land is saturated with water

Wetlands Losses in the United States 1780'S to 1980'S
Wetlands losses in the United States, 1780's to 1980's
Succession in Wetlands: A Gleasonian Appraoch
Are Small, Isolated Wetlands Expendable?
RESPONSES OF COASTAL WETLANDS TO RISING SEA LEVEL
Geographically isolated wetlands of the United States
A Hydrogeomorphic Classification for Wetlands
Classification of Wetlands and Deepwater Habitats of the United States
Removal of nutrients in various types of constructed wetlands
Survey Techniques for Determining Occupancy of Isolated Wetlands by Round-tailed Muskrats