Australia to get a new artificial reef... or two
HMAS Tobruk was retired last year after 35 years of service, including many humanitarian missions. She was launched in 1980. During her 34-year operational history, Tobruk sailed over 947,000 nautical miles (1,754,000 km; 1,090,000 mi) and was deployed on 26 major operations. HMAS Sydney was laid down and launched in 1980.