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Gymnothorax thyrsoideus  (Richardson, 1845)

Greyface moray
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Image of Gymnothorax thyrsoideus (Greyface moray)
Gymnothorax thyrsoideus
Picture by Pyle, R.L.

Classification / Names Nomi Comuni | Sinonimi | Catalog of Fishes (gen., sp.) | ITIS | CoL | WoRMS | Cloffa

Actinopterigi (pesci con pinne raggiate) > Anguilliformes (Eels and morays) > Muraenidae (Moray eels) > Muraeninae
Etymology: Gymnothorax: Greek, gymnos = naked + Greek, thorax, -akos = breast (Ref. 45335).

Ambiente / Clima / Range Ecologia

; marino associati a barriera corallina; distribuzione batimetrica 0 - 30 m (Ref. 86942), usually 0 - 4 m (Ref. 90102).   Tropical, preferred ?; 36°N - 33°S, 70°E - 130°W

Distribuzione Stati | Aree FAO | Ecosystems | Presenze | Point map | Introduzioni | Faunafri

Indo-Pacific: Christmas Island to French Polynesia, north to the Ryukyu Islands and south to Tonga; throughout Micronesia.

Size / Peso / Age

Maturity: Lm ?  range ? - ? cm
Max length : 66.0 cm TL maschio/sesso non determinato; (Ref. 90102); common length : 40.0 cm TL maschio/sesso non determinato; (Ref. 2334)

Short description Morfologia | Morfometria

Vertebre: 125 - 137. Vomerine teeth are biserial and diverging anteriorly with the posterior most 3 to 4 teeth forming a single row (Ref. 37816).

Biologia     Glossario (es. epibenthic)

Fairly common inhabitant of reef flats where it is usually encountered in shallow tidal pools. Feeds on crustaceans, small fishes and octopi (Ref. 89972). Often in shipwrecks; usually in pairs or small aggregations, and shares habitat with other morays (Ref. 48635). Also common in sheltered reefs (Ref 90102).

Life cycle and mating behavior Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve

Simultaneous hermaphroditism not confirmed (Ref. 84746).

Main reference Upload your references | Bibliografia | Coordinatore | Collaboratori

Böhlke, E.B., J.E. McCosker and D.G. Smith, 1999. Muraenidae. p. 1643-1657. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the Western Central Pacific. Vol. 3. Batoid fishes, chimaeras and bony fishes part 1 (Elopidae to Linophrynidae). FAO, Rome. (Ref. 12904)

IUCN Red List Status (Ref. 115185)

CITES (Ref. 94142)

Not Evaluated

Threat to humans

  Harmless




Human uses

FAO(Publication : search) | FisheriesWiki | Sea Around Us

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