HomeFish encyclopediaRay-finned fishesClingfishesClingfishes and singleslitsBarbel clingfish Barbel clingfish (Apletodon barbatus) Scientific name: Apletodon barbatus Fricke, Wirtz & Brito, 2010 The Barbel clingfish (Apletodon barbatus) is a marine fish of the family Gobiesocidae. Native range: Eastern Central Atlantic, Cape Verde Islands. BiologyDorsal soft rays (total): 4-5; Anal soft rays: 5 - 6. This small species is distinguished by the following characters: dorsal-fin rays 4-5, anal-fin rays 5-6, pectoral-fin rays 23-25; males with head width 2.4-2.8 in SL and anus with distinct papillae; anal-fin length in distance between anus and anal fin origin 1.4-1.7; both sexes with blunt snout, broadly rounded; preorbital length 3.2-5.3 in head length; males with conspicuous white maxillary barbel; in life, head and body with numerous dark brown spots; double white spot near the anus.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameApletodon barbatusFamilyGobiesocidae (Clingfishes and singleslits)OrderGobiesociformes (Clingfishes)ClassActinopterygii (Ray-finned fishes)Maximum length1.4Depth range5–15 m (16–49 ft)EnvironmentMarine; demersal; depth range 5 - 15 mClimateTropicalDistributionEastern Central Atlantic: Cape Verde Islands.Conservation status (IUCN)Not EvaluatedThreat 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