HomeMarine aquarium fishWrassesYellowback tubelip Yellowback tubelip (Labropsis xanthonota) Scientific name: Labropsis xanthonota Randall, 1981 The Yellowback tubelip (Labropsis xanthonota) is a marine fish of the family Labridae. In the aquarium it needs water at 24–27°C (75–81°F). Native range: Indo-Pacific, East Africa to Samoa, north to Izu Islands, south to the Great Barrier Reef. Yellowback tubelip care at a glanceTemperature24–27°C (75–81°F) BiologyDorsal spines (total): 9; Dorsal soft rays (total): 11; Anal spines: 3; Anal soft rays: 10. Scales on lateral line: 46-49 (+2 past hypural). Juveniles are black with several white pinstripes; females become lighter dorsally, and males develop golden centered scales, blue lines on the face, and a wedge-shaped white area in the center of the tail.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLabropsis xanthonotaFamilyLabridae (Wrasses)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length13.0Depth range7–55 m (23–180 ft)EnvironmentMarine; reef-associated; depth range 7 - 55 m, usually 7 - 55 mClimateTropicalDistributionIndo-Pacific: East Africa to Samoa, north to Izu Islands, south to the Great Barrier Reef.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesAquarium: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) More wrassesNorthern tubelipLabropsis manabeiMicronesian wrasseLabropsis micronesicaAllen's tubelipLabropsis alleniTwotone wrasseHalichoeres prosopeionAxil spot wrasseHalichoeres podostigmaTimor wrasseHalichoeres timorensisSee all wrasses SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026