Please note that the content of this book primarily consists of articles available from Wikipedia or other free sources online. HMAS Heros was a tugboat which was operated by the Royal Navy (RN), Royal Australian Navy (RAN) and the Australian shipping firm J. Fenwick and Co. She was built for the RN in 1919, was sold to J. Fenwick and Co. in 1925 and was commissioned into the RAN between 1941 and 1942 and 1943 and 1947 before being scrapped in 1966.