HomeFish encyclopediaRay-finned fishesClingfishesClingfishes and singleslitsSonora clingfish Sonora clingfish (Tomicodon humeralis) Scientific name: Tomicodon humeralis Gilbert, 1890 The Sonora clingfish (Tomicodon humeralis) is a marine fish of the family Gobiesocidae. Native range: Eastern Central Pacific, Gulf of California. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 8-9; Anal spines: 0; Anal soft rays: 6 - 7. Distinct diagonal stripes on sides of body.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameTomicodon humeralisFamilyGobiesocidae (Clingfishes and singleslits)OrderGobiesociformes (Clingfishes)ClassActinopterygii (Ray-finned fishes)Maximum length8.5EnvironmentMarine; demersalClimateTropicalDistributionEastern Central Pacific: Gulf of California.Conservation status (IUCN)Least Concern (LC)Threat 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