HomeMarine aquarium fishOther marine fishChannel flounder Channel flounder (Syacium micrurum) Scientific name: Syacium micrurum Ranzani, 1842 The Channel flounder (Syacium micrurum) is a marine fish of the family Paralichthyidae. Native range: Western Atlantic, Canada to Florida, USA to S?o Paulo, Brazil. Records of Syacium micrurum from the eastern Atlantic refer to Syacium guineensis. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 83-92; Anal spines: 0; Anal soft rays: 64 - 74. In males, the 1st and 2nd rays of the pectoral fin become filamentous.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameSyacium micrurumFamilyParalichthyidae (Large-tooth flounders)OrderPleuronectiformes (Flatfishes)ClassActinopterygii (Ray-finned fishes)Maximum length40.0Common length20.0Depth range25–412 m (82–1352 ft)EnvironmentMarine; benthopelagic; depth range 25 - 412 m, usually ? - 100 mClimateTropicalDistributionWestern Atlantic: Canada to Florida, USA to S?o Paulo, Brazil. Records of Syacium micrurum from the eastern Atlantic refer to Syacium guineensis.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; aquarium: commercialResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) More other marine fishPeruvian banded croakerParalonchurus peruanusC-O solePleuronichthys coenosusPacific sand solePsettichthys melanostictusEyed flounderBothus ocellatusPygmy poacherOdontopyxis trispinosaYellow croakerLarimichthys polyactisSee all other marine fish SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026