HARSTINE ISLAND Washington "Sound Shores" Land + Water Map: PRINTHARSTINE ISLAND, Washington Topographic Bathymetric Map Art Print. For your Map Wall, memento of your Puget Sound adventures, family vacations, reminder of home. My hand drawn Harstine Map focuses on the Island, connected by bridge to the peninsula and surrounded by Case Inlet, a crooked finger of the South Sound. Squaxin Island and Hope Island to the southwest, Herron and McMicken Islands to the northeast. On Island, Jarrell Cove State Marine Park