HomeFish encyclopediaRay-finned fishesPerch-like fishThreefin blenniesBlue-eyed triplefin Blue-eyed triplefin (Notoclinops segmentatus) Scientific name: Notoclinops segmentatus McCulloch & Phillipps, 1923 The Blue-eyed triplefin (Notoclinops segmentatus) is a marine fish of the family Tripterygiidae. Native range: Southwest Pacific, mainland New Zealand. BiologyDorsal spines (total): 20 - 23; Dorsal soft rays (total): 10-13; Anal spines: 1; Anal soft rays: 24 - 25. Pinkish over head and body with faint brown lines on head, nine evenly spaced reddish brown vertical bands on body. Dorsal fins pinkish with a thin colorless stripe running horizontally. Distinguished from other triplefins, other than Notoclinops caerulepunctus by the bright blue eyes.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNotoclinops segmentatusFamilyTripterygiidae (Threefin blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length4.4Depth range0–40 m (0–131 ft)EnvironmentMarine; demersal; depth range 0 - 40 mClimateSubtropicalDistributionSouthwest Pacific: mainland New Zealand.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