Actinopterygii (ray-finned fishes) > Anguilliformes
(Eels and morays) > Muraenidae
(Moray eels) > Muraeninae
Etymology: Gymnothorax: Greek, gymnos = naked + Greek, thorax, -akos = breast (Ref. 45335). More on author: Bloch.
Environment / Climate / Range
Marine; demersal. Tropical
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 60.0 cm TL male/unsexed; (Ref. 559)
Morphology | Morphometrics
Has broad dark bands that are distinct when juvenile but break up in large individuals (Ref. 48635).
Indo-West Pacific: Mauritius (Ref. 33390) to southern Japan and Indonesia. Likely to occur in Seychelles (Ref. 1623). Recently recorded off the northern coast of Israel in the Mediterranean (Ref. 93345).
Caught at great depths; ca 100 m on sandy gravel bottom (Ref. 11230, 48635). Often caught by trawls. Used in Chinese medicine (Ref. 12166).
Chen, H.-M., K.-T. Shao and C.T. Chen, 1994. A review of the muraenid eels (Family Muraenidae) from Taiwan with descriptions of twelve new records. Zool. Stud. 33(1):44-64.
IUCN Red List Status (Ref. 90363)
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
CollaboratorsPicturesStamps, CoinsSoundsCiguateraSpeedSwim. typeGill areaOtolithsBrainsVision
Estimates of some properties based on empirical models
Phylogenetic diversity index (Ref. 82805
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00093 (0.00044 - 0.00198), b=3.11 (2.93 - 3.29), based on LWR estimates for this Genus-BS (Ref. 93245
Trophic Level (Ref. 69278
): 4.0 ±0.65 se; Based on food items.
Resilience (Ref. 69278
Vulnerability (Ref. 59153
): Low to moderate vulnerability (28 of 100) .