HomeFish encyclopediaRay-finned fishesPerch-like fishThreefin blenniesLeeuwin triplefin Leeuwin triplefin (Norfolkia leeuwin) Scientific name: Norfolkia leeuwin Fricke, 1994 The Leeuwin triplefin (Norfolkia leeuwin) is a marine fish of the family Tripterygiidae. Native range: Eastern Indian Ocean, This species is apparently endemic to temperate Western Australia. Species factsScientific nameNorfolkia leeuwinFamilyTripterygiidae (Threefin blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length3.9EnvironmentMarine; demersalClimateSubtropicalDistributionEastern Indian Ocean: This species is apparently endemic to temperate Western Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: of no interestResilienceHigh, 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