Magra Islet is a small island in far north Queensland, Australia 15 km North East of Cape Grenville in the Great Barrier Reef Marine Park Queensland, Australia and is part of the Cockburn Islands Group.
Wrecked on the north-west point of Cockburn Reef, Qld, 30 May 1851. Crew rescued by barque Waverly and taken on to Batavia. She had been chartered to search Port Essington and Torres Strait for the long missing Dr. Ludwig Leichhardt.
Ashore on Cockburn Reef, off the Queensland coast, 1833
From Sydney, wrecked on Cockburn Island reef, off Cape Grenville, Qld, 8 September 1838. She was in company with the ship Trusty, which assisted in attempting to get her off, with no success. The William was abandoned, the crew taken aboard Trusty