Aviso - Wikipedia
https://en.wikipedia.org/wiki/Aviso
WEBFrench avisos used during World War I and World War II had displacements of 300–700 tons, speeds of 13–20 knots (24–37 km/h; 15–23 mph), main armaments usually of two 100 mm (3.9 in) guns, four 100 mm (3.9 in) guns, or two 138 mm (5.4 in) guns. Colonial avisos, such as the Bougainville class, intended for overseas service, were larger.
DA: 86 PA: 81 MOZ Rank: 83