HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesNatal rockskipper Natal rockskipper (Praealticus natalis) Scientific name: Praealticus natalis Regan, 1909 The Natal rockskipper (Praealticus natalis) is a marine fish of the family Blenniidae. Native range: Indo-West Pacific, Christmas Island in the eastern Indian Ocean and the Mariana Islands. BiologyDorsal spines (total): 12 - 13; Dorsal soft rays (total): 17-18; Anal spines: 2; Anal soft rays: 18 - 20Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific namePraealticus natalisFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length8.0Depth range0–3 m (0–10 ft)EnvironmentMarine; reef-associated; depth range 0 - 3 mClimateTropicalDistributionIndo-West Pacific: Christmas Island in the eastern Indian Ocean and the Mariana 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