HomeFish encyclopediaRay-finned fishesClingfishesClingfishes and singleslitsPadded clingfish Padded clingfish (Arcos macrophthalmus) Scientific name: Arcos macrophthalmus G?nther, 1861 The Padded clingfish (Arcos macrophthalmus) is a marine fish of the family Gobiesocidae. Native range: Western Atlantic, Bahamas south through the Lesser Antilles. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 7-8; Anal spines: 0; Anal soft rays: 6 - 7Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameArcos macrophthalmusFamilyGobiesocidae (Clingfishes and singleslits)OrderGobiesociformes (Clingfishes)ClassActinopterygii (Ray-finned fishes)Maximum length9.0EnvironmentMarine; reef-associatedClimateTropicalDistributionWestern Atlantic: Bahamas south through the Lesser Antilles.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