Kara Kara, Koondooloo and Kalang were three double ended vehicular ferries ordered by Sydney Ferries Limited for use on Sydney Harbour.

[5] During the air raid she received one hit on an enemy aircraft, however was strafed suffering light damage and the loss of two men killed.

Kara Kara was transferred to the un-maintained reserve at the Waverton Depot on 30 December 1960 and was later used as a depot ship for the reserve fleet at Athol Bight.

[3][4] Sold to Marrickville Metals, Marrickville for scrap on 15 February 1972, Kara Kara was stripped of useful material and the hulk was handed back to the RAN for use as a target.

On 31 January 1973, Kara Kara was sunk forty miles off Jervis Bay by RAN A-4G Skyhawk fighter-bombers, and gunfire from HMAS Yarra, Teal and Perth.