Deer Creek Marsh Wildlife Management Area is a 1,771-acre nature reserve located in Oswego County, New York, along the shores of Lake Ontario. It features a unique combination of wetlands, including open cattails and a bog, protected by an extensive barrier beach and sand dune system. This area is crucial for wildlife management and habitat conservation, offering opportunities for hiking, hunting, and wildlife viewing. The marsh is part of the Eastern Lake Ontario Barrier Beach and Wetland Complex, a New York Natural Heritage Area. Visitors can explore the area's diverse plant communities and observe migratory birds during spring and fall migrations.
The region's geology is notable for its sandy barrier beaches, which protect the coastal lagoons and marshes. The management of the area focuses on maintaining these natural barriers and ensuring the long-term conservation of the habitat. The boardwalks and trails provide access to Lake Ontario, offering scenic views and insights into the local ecosystem.
Deer Creek Marsh WMA is managed by the New York State Department of Environmental Conservation (DEC) for wildlife conservation and recreational activities compatible with wildlife preservation.