HomeFish encyclopediaRay-finned fishesPerch-like fishThreefin blenniesMiracle triplefin Miracle triplefin (Enneapterygius mirabilis) Scientific name: Enneapterygius mirabilis Fricke, 1994 The Miracle triplefin (Enneapterygius mirabilis) is a marine fish of the family Tripterygiidae. Native range: Southwest Pacific, northern Australia and Papua New Guinea. BiologyFound in coral reef areas, on reef slopes close to the outer reef.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEnneapterygius mirabilisFamilyTripterygiidae (Threefin blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length2.7Depth range8–37 m (26–121 ft)EnvironmentMarine; reef-associated; depth range 8 - 37 mClimateTropicalDistributionSouthwest Pacific: northern Australia and Papua New Guinea.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