HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesSpotted rockskipper Spotted rockskipper (Istiblennius spilotus) Scientific name: Istiblennius spilotus Springer & Williams, 1994 The Spotted rockskipper (Istiblennius spilotus) is a marine fish of the family Blenniidae. Native range: Western Indian Ocean, Pakistan and the Gulf of Oman to Natal, South Africa and Madagascar. Recently reported from Reunion. BiologyDorsal spines (total): 13 - 14; Dorsal soft rays (total): 16-19; Anal spines: 2; Anal soft rays: 17 - 19Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameIstiblennius spilotusFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length14.0EnvironmentMarine; demersalClimateTropicalDistributionWestern Indian Ocean: Pakistan and the Gulf of Oman to Natal, South Africa and Madagascar. Recently reported from Reunion.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