HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesThepas' sabretooth blenny Thepas' sabretooth blenny (Petroscirtes thepassii) Scientific name: Petroscirtes thepassii Bleeker, 1853 The Thepas' sabretooth blenny (Petroscirtes thepassii) is a marine fish of the family Blenniidae. Native range: Western Central Pacific, Moluccas, New Guinea, Solomon Islands; Belau and Yap in Micronesia. BiologyDorsal spines (total): 10 - 11; Dorsal soft rays (total): 16-18. Closely related to P. variabilis, but is usually more elongate and has a bulbous or elongate snout.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePetroscirtes thepassiiFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length5.9EnvironmentMarine; demersalClimateTropicalDistributionWestern Central Pacific: Moluccas, New Guinea, Solomon Islands; Belau and Yap in Micronesia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceHigh, 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