During the First World War, Gnat took part in the Mesopotamian Campaign as part of the gunboat squadron operating on the Euphrates and Tigris rivers. In 1927 Gnat participated as part of a Royal Navy flotilla in the Nanking Incident, helping to protect British and other international citizens and business interests in China.
From 1936, Gnat had a "ship's dog", a pure-bred liver and white Pointer called Judy.[1]
Lenton, H. T.; Colledge, J. J. (1973). Warships of World War II. Ian Allan Ltd. ISBN978-0711004030.
Lind, L. J.; Payne, A. (1976). Scrap Iron Destroyers; The story of HMA Ships Stuart, Vampire, Vendetta, Voyager and Waterhen. Garden Island: The Naval Historical Society of Australia. ISBN0909153043.