 It covers nine miles of coastline and contains several types of coastal habitat, including beaches, dunes, headlands, coves, wetlands, tide pools, forest, and a freshwater lake.The northern coastline of the park is a long, sloping beach, and the southern section is made up of rocky cliffs and flats separating smaller strips of beach.Inland from the ocean is Lake Cleone, a former brackish marsh that was closed by the construction of a road and became a 30-acre freshwater lake.