High Quality Content by WIKIPEDIA articles! High Quality Content by WIKIPEDIA articles! HMS Orpheus was a Jason-class Royal Navy corvette that served as the flagship of the Australian squadron. Orpheus sank off the west coast of Auckland, New Zealand on 7 February 1863: 189 crew out of the ship's complement of 259 died in the disaster, making it the worst maritime tragedy to occur in New Zealand waters. HMS Orpheus (named after the Greek hero) was a Jason-class corvette, a screw-driven vessel built in Chatham Dockyard in Kent, England, in 1861. She was owned by the Royal Navy, and was 69 metres long with a crew of 259. Orpheus was commanded by Captain Robert Heron Burton. She displayed a broad pennant to indicate that Commodore William Farquharson Burnett, Senior Officer of HM Ships and Vessels on the Australian and New Zealand Stations, was also on board.