HomeFish encyclopediaRay-finned fishesPerch-like fishThreefin blenniesSpotted robust triplefin Spotted robust triplefin (Forsterygion capito) Scientific name: Forsterygion capito Jenyns, 1842 The Spotted robust triplefin (Forsterygion capito) is a marine fish of the family Tripterygiidae. Native range: Southwest Pacific, throughout New Zealand, excluding Three Kings Islands. BiologyFound in sheltered rock pools and upper subtidal areas. Feeds on small benthic organisms. Prey is stalked and swallowed whole.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameForsterygion capitoFamilyTripterygiidae (Threefin blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length9.4EnvironmentMarine; demersalClimateTemperateDistributionSouthwest Pacific: throughout New Zealand, excluding Three Kings Islands.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