HomeFish encyclopediaRay-finned fishesPerch-like fishDottybacksWhite-nosed dottyback White-nosed dottyback (Pseudochromis leucorhynchus) Scientific name: Pseudochromis leucorhynchus Lubbock, 1977 The White-nosed dottyback (Pseudochromis leucorhynchus) is a marine fish of the family Pseudochromidae. Native range: Western Indian Ocean, Kenya and Oman. BiologyDorsal spines (total): 3; Dorsal soft rays (total): 28-32. This species distinguished by the following characters: 28-32 segmented dorsal-fin rays, all or all but the first 1-2 rays branched; 17-20 segmented anal fin rays; 16-20 circumpeduncular scales; dorsal fin origin to pelvic-fin origin 22.7-27.1% SL; head and body generally brown with darker brown edging on body scale margins and a dark grey to dark blue (dark grey to dark brown when preserved) spot on opercular flap.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePseudochromis leucorhynchusFamilyPseudochromidae (Dottybacks)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.0Depth range1–8 m (3–26 ft)EnvironmentMarine; reef-associated; depth range 1 - 8 mClimateTropicalDistributionWestern Indian Ocean: Kenya and Oman.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026