HomeMarine aquarium fishEels, lionfish & predatorsNeedle-tooth moray Needle-tooth moray (Uropterygius macrocephalus) Scientific name: Uropterygius macrocephalus Bleeker, 1864 The Needle-tooth moray (Uropterygius macrocephalus) is a marine fish of the family Muraenidae. BiologyDorsal spines (total): 0; Dorsal soft rays (total): 0; Anal spines: 0; Anal soft rays: 0. Teeth biserial.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameUropterygius macrocephalusFamilyMuraenidae (Moray eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Depth range1–14 m (3–46 ft)EnvironmentMarine; reef-associated; depth range 1 - 14 mClimateTropicalDistributionIndo-Pacific: Reunion and Mauritius, Seychelles; Christmas Island to the Society Islands, north to southern Japan and the Hawaiian islands. Eastern Pacific: southern Gulf of California to Ecuador, including the Revillagigedo, Cocos, and Galapagos islands. Specimen from Thailand needs further comparison.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries:; aquarium: commercial More eels, lionfish & predatorsRed lionfishPterois volitansZebra morayGymnomuraena zebraPurplemouth morayGymnothorax vicinusSpotted morayGymnothorax moringaGreen morayGymnothorax funebrisStarry morayGymnothorax nudivomerSee 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