HomeFish encyclopediaRay-finned fishesPerch-like fishCombtooth blenniesImspringer Imspringer (Istiblennius bellus) Scientific name: Istiblennius bellus G?nther, 1861 The Imspringer (Istiblennius bellus) is a marine fish of the family Blenniidae. BiologyDorsal spines (total): 12 - 14; Dorsal soft rays (total): 20-22; Anal spines: 2; Anal soft rays: 20 - 22. Body of males with several paired bands; spots from mouth to nape and posterior part of body; dusky stripes on segmented portion of dorsal fin. Females with dusky bands on body; head, body and fins (except pelvic fins) covered with fine dark specs.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameIstiblennius bellusFamilyBlenniidae (Combtooth blennies)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length16.0Depth range0–3 m (0–10 ft)EnvironmentMarine; reef-associated; depth range 0 - 3 mClimateTropicalDistributionWestern Indian Ocean: 3 mi north of Muqadisho, Somalia, south to Bolito Bay, Natal, South Africa; St. Pierrw (Seychelles); Nossi Be, Madagascar, Juan de Nova Island; Mauritius. Eastern Indian Ocean: Christmas Island. Pacific Ocean: New Hebrides, Niuafo'ou, Samoa, Niue, Marquesas, Saipan Islands.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (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