Classification / Names
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Synbranchiformes (Spiny eels) >
Mastacembelidae (Spiny eels)
Etymology: Mastacembelus: Greek, mastax, -agos = bite + Greek, emballo = to throw oneself (Ref. 45335); triolobus: Derived from the Greek tri- (three) and lob- (lobule), in refernce to its dorsal, anal and caudal fins almost entirely separated, the outline looks as three lobes. Used as an adjective.
Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce demersale. Tropical
Asia: Long-Jiang, a branch of Ruili-Jiang, Irrawaddy drainage, China.
Size / Peso / Age
Maturità: Lm ? range ? - ? cm
Max length : 40.9 cm TL maschio/sesso non determinato; (Ref. 86860)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 33 - 34; Raggi dorsali molli (totale) : 56 - 60; Spine anali: 3; Raggi anali molli: 55 - 59. Can be diagnosed by having the following characters: dorsal fin with 56-60 rays; caudal fin with 17-19 rays; dorsal and anal fins joined to caudal fin only near its base; caudal-fin outline entirely separated from that of dorsal and anal fins; body sides lacking marbling, hexagonal meshes, or irregular dark brown blotches except with 14-15 dark blotches on its back; abdomen grey without a line or hexagonal meshes; and head length less than 3.5 times of head width and 2.8 times of snout length (Ref. 86860).
Body shape (shape guide): eel-like.
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Yang, L.-P. and W. Zhou, 2011. A review of the genus Mastacembelus (Perciformes, Mastacembeloidae) in China with description of two new species and one new record. Acta Zootaxonomica Sinica 36(2):325-331. (Ref. 86860)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Estimates based on models
Phylogenetic diversity index (Fonte Biblio.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00269 (0.00128 - 0.00564), b=2.94 (2.76 - 3.12), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 3.8 ±0.6 se; based on size and trophs of closest relatives
Resilienza (Fonte Biblio.
120179): Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (31 of 100).
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