HMS Gorgon was a wooden steam paddle sloop of 6 guns, launched in 1837. In 1840 she took part in the bombardment of Acre, and in 1843 was part of the Royal Navy squadron stationed in the River Plate during the Uruguayan Civil War. She was converted to a troopship and in 1858 assisted Agamemnon in the laying of the first transatlantic telegraph cable. She was sold for breaking in 1864.
HMS Rattler was a 9-gun steam screw sloop of the Royal Navy, and one of the first British warships to be completed with screw propulsion. She was originally ordered as a paddle wheel 4-gun steam vessel from Sheerness Dockyard on 12 March 1841. She was reordered on 24 February 1842 as a propeller type 9-gun sloop from HM Royal Dockyard, Sheerness, as a new vessel. William Symonds had redesigned the ship as a screw propeller driven vessel.
HMS Furious was a 16 gun steam powered paddle wheel frigate of the Royal Navy built at Portsmouth Dockyard and launched on 26 August 1850. She was the lead ship of the two ship class of Furious-class frigate. She was built at a cost of £64,794, of which her machinery cost £24,577.
HMS Valorous has been the name of four ships of the Royal Navy:
HMS Valorous was one of two 16-gun, steam-powered Magicienne-class second-class paddle frigates built for the Royal Navy in the 1850s. Commissioned in 1853 she played a small role in the Crimean War of 1854–1855 and was sold for scrap in 1891.
HMS Trident was an iron paddle sloop built for the Royal Navy by Ditchburn & Mare in 1845 at Leamouth, London. She served in the Mediterranean, off West Africa and in the South Atlantic, and was broken up in 1866.
HMS Geyser was a Driver-class wooden paddle sloop of the Royal Navy constructed in 1841 and broken up in 1866.
HMS Thetis was a 36-gun fifth-rate frigate of the Royal Navy. After nearly a decade of service with the British, she was transferred to Prussia in exchange for two steam gunboats. She served with the Prussian Navy, the North German Federal Navy and the Imperial German Navy as a training ship until being stricken in 1871. Thetis was subsequently converted into a coal hulk and broken up in 1894–95.
HMS Psyche was a wooden Psyche-class paddle despatch vessel built to an 1860 design by Isaac Watts. She was ordered from Pembroke Dockyard in and launched on 29 March 1862, having cost c. £43,000 to build.
HMS Niger was originally slated to be built as a Sampson designed sloop; however, she was ordered as a First-Class sloop with screw propulsion on 20 February 1845 to be built at Woolwich Dockyard, along the design developed by Oliver Lang and with a hull like the Basilisk designed paddle sloops. Her armament and engine were to be like the Encounter Design building at Pembroke. A second vessel (Florentia) was ordered on 26 March 1846 but after her keel was laid at Pembroke Dockyard, her construction was suspended on 6 October 1846 then cancelled three years later, on 22 May 1849. Niger She conducted important propulsion trials, finally proving the superiority of screw propulsion and served in West Africa, the Crimea, China, the East Indies and Australia. She took part in the New Zealand wars in 1860 and was sold for breaking in 1869.
HMS Lizard was a Jackal-class second-class iron paddle gunvessel of the Royal Navy. She was built by Robert Napier and Sons at Govan to a design by William Symonds, the Surveyor of the Navy. She was launched in 1844, was damaged at the Anglo-French blockade of the Río de la Plata, performed fishery protection duties off Scotland and broken up in 1869.
HMS Jackal was a Jackal-class second-class iron paddle gunvessel of the Royal Navy.
SMS Niobe was a Diamond-class 28-gun sixth-rate sailing frigate built for the Royal Navy in the 1840s. She was never commissioned into the Royal Navy, which was converting to steam power, and was sold to Prussia in 1862. She was named after Niobe, a figure from Greek mythology. She served with the Prussian Navy, the North German Federal Navy and the Imperial German Navy as a training ship until stricken and hulked in 1890. Niobe was eventually broken up in 1919.
HMS Magicienne was the lead ship of her class of two 16-gun, steam-powered second-class paddle frigates built for the Royal Navy in the 1850s. Commissioned in 1853 she played a small role in the Crimean War of 1854–1855 and was sold for scrap in 1866.
The Jackal-class gunvessel was a class of two second-class iron paddle gunvessels built for the Royal Navy in the mid 1840s. They served in the Mediterranean and South Atlantic, and latterly on fishery protection duties off Scotland.
The Hermes class were a group of four vessels designed by John Edye of the Surveyor's Department to specifications outlined by Captain William Symonds, the Surveyor of the Navy. The design was approved in 1834. The vessels would be powered by a 140 nominal horsepower engine and carry an armament of two brass 9-pounder guns. The ships would be built in three Royal Dockyards, however, the Chatham vessel was transferred to Sheerness in 1837 prior to being laid down. Hermes was re-engined and lengthen in 1842, Megaera was wrecked in Jamaica in 1843. the remaining vessels served on many different stations of the Empire. Acheron was sold in 1855, Hermes went to the Breakers in 1864 and Volcano lasted until 1894.
HMS Tartarus was a paddle steamer gunvessel, the name ship of her class, built for the Royal Navy during the 1830s.
HMS Merlin was the name ship of her class of three 2-gun paddle packet boats built for the Royal Navy during the 1830s. She was converted into a survey ship in 1854 and then into a gunvessel two years later. The ship was decommissioned in 1858 and was sold into commercial service in 1863.
HMS Medina was a 2-gun Merlin-class paddle packet boat built for the Royal Navy during the 1830s. The ship remained in ordinary until she was commissioned in 1848. She was converted into a survey ship in 1856 and was broken up in March 1864.
The Bulldog-class steam vessels (SV2) later reclassed as First Class Sloops, were designed by Sir William Symonds, the Surveyor of the Navy. Designed from the Driver class by Admiralty Order of 26 December 1843, the design was approved in 1844. The changes included lengthening the bow by 10 feet to provide 6 feet of extra space in the engine room. Three vessels would have a single funnel whereas Scourge would have two and be completed as a bomb vessel. In July 1844 it was queried if Fury was to be completed as a screw vessel, however, since her construction was well along she would be completed as a paddle steamer. Four vessels were ordered and completed.
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