Sunfish-class destroyer  The Sunfish"-class destroyers, also referred to as Opossum"-class destroyers, was a group of three torpedo boat destroyers which served with the Royal Navy from the 1890s to the 1920s. They were all built by the Hebburn-on-Tyne shipyard of Hawthorn Leslie. Powered by 8 Yarrow boilers, this was the same 8 boiler configuration originally used on . The ships produced and could make . They were armed with one twelve pounder gun and two torpedo tubes and carried a complement of 53 officers and men. Ordered under the 1893-94 Programme, the contract was placed on 7 February 1894. All three "turtle-back" destroyers were laid down in 1894, launched in 1895 and completed in 1896. In 1912 all three, like the other surviving 27-knotter destroyers, were re-classed as A-class destroyers. They served in Home waters throughout the First World War, and all three were sold for breaking up in 1920.