HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesPacific leaping blenny Pacific leaping blenny (Alticus arnoldorum) Scientific name: Alticus arnoldorum Curtiss, 1938 The Pacific leaping blenny (Alticus arnoldorum) is a marine fish of the family Blenniidae. Native range: Pacific Ocean, Marianas to the Society Islands, south to Samoa and the Cook Islands. BiologyDorsal spines (total): 14 - 15; Dorsal soft rays (total): 22-24; Anal spines: 2; Anal soft rays: 26 - 27Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameAlticus arnoldorumFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.0EnvironmentMarine; reef-associatedClimateTropicalDistributionPacific Ocean: Marianas to the Society Islands, south to Samoa and the Cook Islands.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