HomeFish encyclopediaRay-finned fishesPerch-like fishLabrisomidsThroatspotted blenny Throatspotted blenny (Malacoctenus tetranemus) Scientific name: Malacoctenus tetranemus Cope, 1877 The Throatspotted blenny (Malacoctenus tetranemus) is a marine fish of the family Labrisomidae. Native range: Eastern Pacific, Gulf of California to Peru, including the Galapagos Islands. BiologyLives in rocky, boulder strewn areas and walls. Prefers tide pools and shallow water habitats.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMalacoctenus tetranemusFamilyLabrisomidae (Labrisomids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length7.5Depth range6–23 m (20–75 ft)EnvironmentMarine; reef-associated; depth range 6 - 23 mClimateTropicalDistributionEastern Pacific: Gulf of California to Peru, including the Galapagos Islands.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026