HomeMarine aquarium fishEels, lionfish & predatorsAbbott's moray eel Abbott's moray eel (Gymnothorax eurostus) Scientific name: Gymnothorax eurostus Abbott, 1860 The Abbott's moray eel (Gymnothorax eurostus) is a marine fish of the family Muraenidae. BiologyVertebrae: 120 - 123. Dark purplish brown with small yellow spots which is sparse on the tail. This species is similar to Gymnothorax meleagris in having biserial maxillary teeth, with inner and outer series about equal in length; intermaxillary teeth arranged in a peripheral series, a median series, and an intermediate series on each side between the median and peripheral series..Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameGymnothorax eurostusFamilyMuraenidae (Moray eels)OrderAnguilliformes (Eels and Morays)ClassActinopterygii (Ray-finned fishes)Maximum length60.0Depth range1–74 m (3–243 ft)EnvironmentMarine; reef-associated; depth range 1 - 74 mClimateSubtropicalDistributionIndo-Pacific: anti-tropical in distribution. Reported from Seychelles but Randall and van Egmond 1994 believe otherwise. Eastern Pacific: Costa Rica and Easter Island and Chile.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesAquarium: commercial More eels, lionfish & predatorsRed lionfishPterois volitansTiger reef-eelScuticaria tigrinaLeopard moray eelEnchelycore pardalisSteindachner's moray eelGymnothorax steindachneriStarry morayGymnothorax nudivomerGreen morayGymnothorax funebrisSee 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