HomeMarine aquarium fishEels, lionfish & predatorsMediterranean moray Mediterranean moray (Muraena helena) Scientific name: Muraena helena Linnaeus, 1758 The Mediterranean moray (Muraena helena) is a marine fish of the family Muraenidae. Native range: Eastern Atlantic, south of British Isles to Senegal, including the Mediterranean, Azores, Madeira, Canary Islands, and Cape Verde. BiologyA nocturnal and territorial species, commonly lurking in holes, and writhing snakelike through crevices, under rocks or corals. Feeds on fish, crabs and squid. It seldom attacks unless provoked. A gonochoristic species. Utilized fresh and eaten broiled, boiled and baked; the skin can be used for leather.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameMuraena helenaFamilyMuraenidae (Moray eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length150Common length80.0Depth range15–50 m (49–164 ft)EnvironmentMarine; reef-associated; depth range 15 - 50 mClimateSubtropicalDistributionEastern Atlantic: south of British Isles to Senegal, including the Mediterranean, Azores, Madeira, Canary Islands, and Cape Verde.Conservation status (IUCN)Not EvaluatedThreat to humansTraumatogenicUsesFisheries: minor commercial; aquarium: public aquariums More eels, lionfish & predatorsRed lionfishPterois volitansChain morayEchidna catenataCalifornia morayGymnothorax mordaxTiger snake eelMyrichthys maculosusGoldspotted eelMyrichthys ocellatusGoldentail morayGymnothorax miliarisSee 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