sentences:  She was launched on 17 October 1981, and commissioned into the RAN on 28 November 1981.In 1983, "Wollongong" was one of five ships used to portray HMAS "Defiance" in the second season of "Patrol Boat".On 31 May 1985, "Wollongong" grounded on rocks at Gabo Island, causing extensive damage to the vessel.