Actinopteri (ray-finned fishes) > Anguilliformes
(Eels and morays) > Ophichthidae
(Snake eels) > Myrophinae
Etymology: Skythrenchelys: Name from Greek 'skythros' for angry or sullen and 'enchelys' for an eel, referring to the facial expression of the included species. Treated as feminine according to Opinion 95 of the Bulletin of Zoological Nomenclature, 1970.; macrostomus: Named in reference to its speckled head coloration. More on author: Bleeker.
Environment: milieu / climate zone / depth range / distribution range
Marine; demersal; depth range - m (Ref. ), usually - m (Ref. ). Tropical; 0°C -
Indo-Pacific: from the Red Sea to the Pacific.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 22.5 cm TL male/unsexed; (Ref. 6128); 16.5 cm TL (female)
Found on sandy bottoms (Ref. 93652). Maximum length of female (Ref. 40863).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Hibino, Y., J.E. McCosker and S. Kimura, 2013. Redescription of a rare worm eel, Muraenichthys macrostomus Bleeker 1864, a senior synonym of Skythrenchelys lentiginosa Castle and McCosker 1999 (Anguilliformes: Ophichthidae, Myrophinae). Ichthol. Res. (Ref. 93652)
IUCN Red List Status (Ref. 124695)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): 28 - 29.2, mean 28.7 °C (based on 272 cells).
Phylogenetic diversity index (Ref. 82805
= 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00076 (0.00029 - 0.00199), b=3.06 (2.84 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.9 ±0.7 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Low vulnerability (16 of 100) .