HomeFish encyclopediaRay-finned fishesPerch-like fishSurgeonfishes, tangs, unicornfishesBiafra doctorfish Biafra doctorfish (Prionurus biafraensis) Scientific name: Prionurus biafraensis Blache & Rossignol, 1961 The Biafra doctorfish (Prionurus biafraensis) is a marine fish of the family Acanthuridae. Native range: Eastern Atlantic, Gulf of Guinea and from Cap Lopez (Gabon) to Pointe-Noire (Congo) and S?o Tom? Island. BiologyWith 2 pale bars on head; 3 spines on caudal peduncle.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePrionurus biafraensisFamilyAcanthuridae (Surgeonfishes, tangs, unicornfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length20.0Common length15.0EnvironmentMarine; demersalClimateTropicalDistributionEastern Atlantic: Gulf of Guinea and from Cap Lopez (Gabon) to Pointe-Noire (Congo) and S?o Tom? Island.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: commercialResilienceHigh, minimum population doubling time less than 15 months (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026