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Anguilliformes (Eels and morays) >
Muraenidae (Moray eels) > Muraeninae
Etymology: Gymnothorax: Greek, gymnos = naked + Greek, thorax, -akos = breast (Ref. 45335).
More on author: Seale.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien rifbewoner; diepte 1 - 40 m (Ref. 30874), usually 20 - 40 m (Ref. 9710). Tropical; 19°N - 18°S
Indo-Pacific: East Africa to the Marquesan and Society islands, north to the Philippines.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 50.0 cm TL mannelijk / geslacht onbekend; (Ref. 48635); common length : 30.0 cm TL mannelijk / geslacht onbekend; (Ref. 30404)
Dorsale stekels (totaal) : 0; Dorsale zachte stralen (totaal) : 0; Anale stekels: 0; Anale zachte stralen: 0; Wervels: 122 - 130. Color brown with about 4 longitudinal rows of dendritic black blotches; very fine white scribbling anteriorly on body and fins; behind eye an irregular black spot bordered above and below by white; pores on side of jaws in large white spots. Juveniles distinctly marked on the head and adults plain brown, but showing black barring posteriorly on the dorsal and anal fins on the tail (Ref. 48635).
Occurs in ledges and rubble areas of outer reef slopes to depths of at least 40 m. Feeds on small fishes and crustaceans (Ref. 89972). Usually in caves below 20 m (Ref. 9710, 58302). Secretive in reefs during the day, usually only seen at night (Ref. 48635). Benthic (Ref. 58302). Minimum depth reported taken from Ref. 86942.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
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. (Ref. 6934)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-1)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang
Tools
Speciale rapporten
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Estimates based on models
Preferred temperature (Ref.
123201): 26.1 - 28.9, mean 28 °C (based on 294 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00056 (0.00037 - 0.00085), b=3.21 (3.09 - 3.33), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (40 of 100).
Nutrients (Ref.
124155): Calcium = 42.6 [23.7, 81.5] mg/100g; Iron = 0.493 [0.300, 1.023] mg/100g; Protein = 18.8 [16.5, 21.3] %; Omega3 = 0.116 [0.053, 0.332] g/100g; Selenium = 35.5 [19.7, 70.9] μg/100g; VitaminA = 82.7 [25.4, 251.2] μg/100g; Zinc = 1.02 [0.73, 1.41] mg/100g (wet weight);
