Cupsogue Beach County Park is a 296 acre park at the east end of Fire Island and the west end of Westhampton Island by  Moriches Inlet, an inlet connecting Moriches Bay and what ocean?
Cupsogue Beach County Park: Cupsogue Beach County Park is a 296 acre park at the east end of Fire Island and the west end of Westhampton Island, known locally as Dune Road, one of Long Island's easternmost barrier islands. Moriches Inlet: Moriches Inlet ( ) is an inlet connecting Moriches Bay and the Atlantic Ocean.
Atlantic Ocean