HomeFish encyclopediaRay-finned fishesPerch-like fishSea basses: groupers and fairy bassletsThreadnose bass Threadnose bass (Anthias tenuis) Scientific name: Anthias tenuis Nichols, 1920 The Threadnose bass (Anthias tenuis) is a marine fish of the family Serranidae. Native range: Atlantic Ocean. Western Atlantic, Bermuda, North Carolina, southeastern Gulf of Mexico, Yucatan, Puerto Rico, southern Caribbean. Species factsScientific nameAnthias tenuisFamilySerranidae (Sea basses: groupers and fairy basslets)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)EnvironmentMarine; benthopelagicClimateSubtropicalDistributionAtlantic Ocean. Western Atlantic: Bermuda, North Carolina, southeastern Gulf of Mexico, Yucatan, Puerto Rico, southern Caribbean.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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