TRV Tuna (801) was one of three Torpedo Recovery Vessels operated by the Royal Australian Navy (RAN) and Defence Maritime Services (DMS).

Ordered in 1969, the vessel, originally identified as TRV 253, was completed in 1970 and assigned to the torpedo firing range at Jervis Bay.

[2] Propulsion machinery consists of three GM V8 diesels, which supply 890 horsepower (660 kW) to the three propeller shafts.

[2] Three vessels were built at Williamstown Dockyard for the Royal Australian Navy, with TRV 253 completed in 1970.

[3] As part of the company's role in providing maritime support for the RAN, Tuna was assigned to the nearby naval base HMAS Creswell.