Rottnest ship graveyard

{{Short description|Ship disposal site off Rottnest Island}}

{{One source |date=March 2025}}

{{Use Australian English|date=April 2018}}

{{Use dmy dates|date=April 2018}}

The Rottnest ship graveyard is a ship graveyard and dump site located off Rottnest Island, Western Australia.{{cite report |url=https://museum.wa.gov.au/maritime-archaeology-db/sites/default/files/no._148_graveyard.pdf |title=Précis of the wrecks in the ship’s graveyard, Rottnest |last=Garratt |first=Dena |last2=Green |first2=Jeremy |date=2006 |publisher=Western Australian Museum |access-date=20 October 2024 |orig-year=1999 |number=148 |work=Report—Department of Maritime Archaeology}} The graveyard is located south-west of Rottnest Island: older records identify it as a {{convert|7|mi|km|-diameter|adj=mid|order=flip}} area centred on {{coord|32|04|S|115|20|E}}, while a 1996 report placed the site between the coordinates of {{coord|32|00|S|115|10|E}} and {{coord|32|05|S|115|23|E}}. The seabed in this area rests between {{convert|50|and|200|m}} below sea level. It has been used for the disposal of obsolete ships since 1910. After World War II, the graveyard was also used for the disposal of Lend-Lease vehicles and aircraft.

{{As of |2006}}, the wrecks of 47 historically significant vessels are known to have been sunk in the Rottnest graveyard.