Actinopterygii (ray-finned fishes) > Anguilliformes
(Eels and morays) > Muraenidae
(Moray eels) > Muraeninae
Etymology: Gymnothorax: Greek, gymnos = naked + Greek, thorax, -akos = breast (Ref. 45335).
Environment / Climate / Range
Marine; reef-associated; depth range 6 - 20 m (Ref. 58302). Tropical; 28°N - 24°S
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 32.0 cm TL male/unsexed; (Ref. 2334)
Pacific Ocean: Caroline and Mariana Islands to the Hawaiian, Line and Tuamoto Islands; throughout Micronesia. Recently reported from the Cocos Islands (Ref. 9399).
Inhabits corals and rocks of lagoon and seaward reefs. Mottled moray. Benthic (Ref. 58302, 75154). Possibly a protogynous hermaphrodite (Ref. 32169).
Myers, R.F., 1991. Micronesian reef fishes. Second Ed. Coral Graphics, Barrigada, Guam. 298 p.
IUCN Red List Status (Ref. 90363)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Trophic Level (Ref. 69278
): 3.8 ±0.6 se; Based on size and trophs of closest relatives
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low vulnerability (17 of 100) .