HMS Hydra launched in 1797 was a fifth-rate frigate of the Royal Navy. From 1813 to 1817 she served as a troopship. She was sold in 1820.
The action Between HMS Hydra and the Furet, 27 February 1806
A print representing the French gun vessels captured 11 January 1804, by Tribune and Hydra and brought to Portsmouth
Capture of the fort & vessels in the Harbour of Begu, by HMS Hydra, Capt. G. Mundy 7 August 1807
HMS Moselle was a Cruizer-class brig-sloop of the Royal Navy, launched in 1804. She served during the Napoleonic Wars in the Mediterranean, the Caribbean, and the North American station. She was sold in 1815.
HMS Moselle in Charleston Bay 1813