Boating Western Australia (Inc.)
Garden Island (HMAS Stirling) is controlled by the Dept. of Defence, there is limited public access from sunrise to sunset to the island. The downloadable brochure gives the environmental guidelines for visitors to Garden Island.
The moorings in Pig Trough and Herring Bays are controlled by the Garden Island Fishing and Aquatic Association (Inc.) – GIFAA Website.
GIFAA: Visitors Information