description Dexter Marsh Overview
help Dexter Marsh FAQ
Where is Dexter Marsh located?
The well-documented Dexter Marsh Wildlife Management Area is in Jefferson County, New York, at the eastern end of Lake Ontario, not in Vermont. NYSDEC describes the managed marsh as 1,241 acres near Black River Bay. [New York State Department of Environmental Conservation](https://dec.ny.gov/places/dexter-marsh-wildlife-management-area)
What wildlife uses Dexter Marsh?
The marsh supports northern pike, bass, panfish, ducks, black terns, shorebirds, and other marsh waders. Its cattail wetlands also provide nesting and feeding habitat along the Black River Bay. [New York State Department of Environmental Conservation](https://dec.ny.gov/places/dexter-marsh-wildlife-management-area)
Can people fish or walk at Dexter Marsh?
The area is open year-round and free, with access from three state boat-launch facilities. NYSDEC says there are no designated trails, but hiking is allowed throughout the property, while fishing generally works best from a small boat. [New York State Department of Environmental Conservation](https://dec.ny.gov/places/dexter-marsh-wildlife-management-area)
Does Dexter Marsh have a national conservation designation?
Yes. The National Park Service lists Dexter Marsh as a National Natural Landmark designated on May 31, 1973. That recognition reflects the marsh's unusual Lake Ontario bay-head wetland and its value for fish and migratory birds. [National Park Service](https://www.nps.gov/subjects/nnlandmarks/1973-nnl-designations.htm)
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