The Bird, (ex-RN Ton), class minesweeper HMAS HAWK, (CMDR D. A. Ross, RAN), was commissioned. HAWK, (as HMS GAMSTON, renamed SOMERLEYTON), was laid down in Richards Ironworks Ltd, Lowestoft, England, in June 1953, and launched on 17 September 1955. She was purchased for the RAN in 1962.