Fairly common inhabitant of reef flats where it is usually encountered in shallow tidal pools. Feeds on crustaceans, small fishes and octopi . Often in shipwrecks; usually in pairs or small aggregations, and shares habitat with other morays . Also common in sheltered reefs (Ref 90102).
Vertebrae: 125 - 137. Vomerine teeth are biserial and diverging anteriorly with the posterior most 3 to 4 teeth forming a single row . : eel-like.
Behavioural data for Greyface moray is currently being reviewed.
Simultaneous hermaphroditism not confirmed .
Marine; reef-associated; depth range 0 - 30 m , usually 0 - 4 m . Tropical; 36°N - 33°S, 70°E - 130°W north to the Ryukyu Islands and south to Tonga; throughout Micronesia.
crustaceans, small fishes and octopi (Ref
| Scientific Name | Author | Year | Status |
|---|---|---|---|
| ? thyrsoideus | Richardson | 1845 | Synonym |
| Echidna kishinouyei | Jordan & Snyder | 1901 | Synonym |
| Gymnothorax thrysoideus | Richardson | 1845 | Synonym |
| Gymnothorax thyrsoides | Richardson | 1845 | Synonym |
| Muraena prosopeion | Bleeker | 1853 | Synonym |
| Muraena thrysoidea | Richardson | 1845 | Synonym |
| Muraena thyrsoides | Richardson | 1845 | Synonym |
| Siderea prosopeion | Bleeker | 1853 | Synonym |
| Siderea thrysoidea | Richardson | 1845 | Synonym |
| Siderea thyrsoidea | Richardson | 1845 | Synonym |
| Siderea thysoidea | Richardson | 1845 | Synonym |
| Thyrsoidea arenata | Kaup | 1856 | Synonym |
Occurrence records from the Global Biodiversity Information Facility (GBIF) - 5 records indexed .
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