Teleostei (teleosts) >
Anguilliformes (Eels and morays) >
Muraenidae (Moray eels) > Muraeninae
Etymology: Gymnothorax: Greek, gymnos = naked + Greek, thorax, -akos = breast (Ref. 45335); sagmacephalus: sagmacephalus in reference to the prominent dark saddle on head.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; demersal. Subtropical
Distribution
Territories | FAO areas | Ecosystems | Occurrences | Point map | Introductions | Faunafri
Northwest Pacific: known from Japan and Taiwan.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 53.4 cm TL male/unsexed; (Ref. 40858)
Short description
Identification keys | Morphology | Morphometrics
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Böhlke, E.B., 1997. Notes on the identity of elongate unpatterned Indo-Pacific morays, with description of a new species (Muraenidae, subfamily Muraninae). Proc. Acad. Nat. Sci. Philad. 147:89-109. (Ref. 40858)
IUCN Red List Status (Ref. 130435: Version 2025-2)
Threat to humans
Harmless
Human uses
Fisheries: minor commercial
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