He became the captain of Danae and in her suffered a mutiny on 14 March 1800; forty of the crew seized the ship off Le Conquet, Brest.

The mutiny seems to have been caused by Danae being overburdened with French and American sailors conscripted unwillingly, and possibly a rather lax approach to discipline.

The summer was spent combatting smugglers between Berry Head and Mount's Bay, and by the end of August, Amelia had sailed for Den Helder with Dutch troops discharged from the British service.

[6] Amelia deployed to the Leeward Islands station, notorious at the time for disease; Lord Proby died from yellow fever in Surinam in August 1804, aged 25, while in command of the frigate.

[citation needed] He was buried in a vault in St Michael's Cathedral, Bridgetown, Barbados, where a tablet records his death.