Narragansett Bay NERRPrudence Island, RI The Narragansett Bay NERR is located in the heart of Narragansett Bay, RI on four islands: Prudence, Patience, Hope and Dyer. It protects approximately 4400 acres of land and water. Its mission is to protect, enhance and learn about the Narragansett Bay estuary and its watershed and to provide opportunities for long-term estuarine research, education, and stewardship. | ||