HomeMarine aquarium fishEels, lionfish & predatorsChain moray Chain moray (Echidna catenata) Scientific name: Echidna catenata Bloch, 1795 The Chain moray (Echidna catenata) is a marine fish of the family Muraenidae. BiologyWith short blunt snout, yellow chain-like markings, teeth bluntly pointed or molar-like especially on roof of mouth.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameEchidna catenataFamilyMuraenidae (Moray eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length165Common length40.0Depth range0–12 m (0–39 ft)EnvironmentMarine; reef-associated; depth range 0 - 12 m, usually 0 - 2 mClimateTropicalDistributionWestern Atlantic: Bermuda, Florida (USA), and the Bahamas to the Antilles and Brazil. Eastern Atlantic: Cape Verde and Ascension Island. The only record from West Africa is probably erroneous. Also southern Atlantic islands.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: minor commercial; aquarium: commercial More eels, lionfish & predatorsRed lionfishPterois volitansCalifornia morayGymnothorax mordaxTiger snake eelMyrichthys maculosusGoldspotted eelMyrichthys ocellatusUndulated morayGymnothorax undulatusMediterranean morayMuraena helenaSee all eels, lionfish & predators SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026