 He was court-martialed at Spithead in September 1792, sentenced to death, and hanged on 29 October.Questions continue as to the degree of Ellison's culpability in the mutiny.Ellison, although he was only 15 years old when he was mustered aboard captain William Bligh's armed vessel "Bounty" as it sailed from Spithead for Tahiti, was already an experienced able seaman who had seen service in the merchant navy under Bligh in the West Indies.