The Amityville River is a small waterway located in Amityville, a village on Long Island, New York. It flows into the Great South Bay, providing a natural habitat for various aquatic species and serving as a recreational area for local residents. The river is part of the larger South Shore Estuary Reserve, which is known for its diverse ecosystems. The river is also historically significant, as it has been a site for fishing and boating activities for many years. Its banks are lined with homes and parks, making it a popular spot for outdoor enthusiasts. The Amityville River contributes to the scenic beauty of the region and supports local wildlife.