HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesOne-striped poison-fang blenny One-striped poison-fang blenny (Meiacanthus ditrema) Scientific name: Meiacanthus ditrema Smith-Vaniz, 1976 The One-striped poison-fang blenny (Meiacanthus ditrema) is a marine fish of the family Blenniidae. BiologyDorsal spines (total): 5 - 6; Dorsal soft rays (total): 22-25; Anal spines: 2; Anal soft rays: 15 - 18. Males with long filaments from the tips of the tail.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMeiacanthus ditremaFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length6.0Depth range0–18 m (0–59 ft)EnvironmentMarine; reef-associated; depth range 0 - 18 mClimateTropicalDistributionWestern Pacific: Moluccas and the Philippines east to Samoa, north to Ryukyu Islands, south to Rowley Shoals in Western Australia and the northern Great Barrier Reef and Tonga; Palau (Belau) in Micronesia.Conservation status (IUCN)Not EvaluatedThreat to humansVenomousResilienceHigh, 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