HomeMarine aquarium fishGobies, blennies & dottybacksSailfin dottyback Sailfin dottyback (Oxycercichthys veliferus) Scientific name: Oxycercichthys veliferus Lubbock, 1980 The Sailfin dottyback (Oxycercichthys veliferus) is a marine fish of the family Pseudochromidae. In the aquarium it needs water at 24–26°C (75–79°F). Native range: Western Central Pacific, Australia. Sailfin dottyback care at a glanceTemperature24–26°C (75–79°F) BiologyDorsal spines (total): 2; Dorsal soft rays (total): 25-26; Anal spines: 3; Anal soft rays: 16. Adults pale gray to yellowish with upper part of head bluish; dark blue spot at front of dorsal fin; dorsal fin bluish, grading to yellow posteriorly.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameOxycercichthys veliferusFamilyPseudochromidae (Dottybacks)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length12.0Depth range12–50 m (39–164 ft)EnvironmentMarine; reef-associated; depth range 12 - 50 m, usually 12 - 35 mClimateTropicalDistributionWestern Central Pacific: Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercial More gobies, blennies & dottybacksYellowhead jawfishOpistognathus aurifronsFire gobyNemateleotris magnificaYellow prawn-gobyCryptocentrus cinctusPersian blennyEcsenius midasQueensland dottybackOgilbyina queenslandiaeMulticolored dottybackOgilbyina novaehollandiaeSee all gobies, blennies & dottybacks SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026