Cattail marsh; wetlands; prairie; tallgrass; Prairie Marsh Trail and boardwalk. Managed by the USFWS.
Waterfowl including Trumpeter Swan and Canada Geese; Northern Harrier; Common Nighthawk; woodpeckers; flycatchers; Sedge Wren; Eastern Bluebird; prairie sparrows; Rose-breasted Grosbeak; Baltimore Oriole; finches and osprey. An active osprey nest can be viewed from the Prairie Marsh Trail.
Headquarters of the Detroit Lakes Wetland Management District, operated by the USFWS. Office hours are 7:30 a.m. to 4:00 p.m. weekdays. Closed federal holidays. Boardwalk and trail open daylight hours. Map and birding checklist available.