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Synbranchiformes (Spiny eels) >
Mastacembelidae (Spiny eels)
Etymology: Macrognathus: Greek, makros = great + Greek, gnathos = jaw (Ref. 45335).
Eponymy: Henry George Keith (1899–1982) was born in New Zealand to English parents. [...] (Ref. 128868), visit book page.
More on author: Herre.
Environment: milieu / climate zone / distribuzione batimetrica / distribution range
Ecologia
; acqua dolce benthopelagico. Tropical
Asia: northern Borneo.
Size / Peso / Age
Maturità: Lm ?  range ? - ? cm
Max length : 22.2 cm SL maschio/sesso non determinato; (Ref. 12461)
Short description
Chiavi di identificazione | Morfologia | Morfometria
Found in leaf banks or under log debris or rocks (Ref. 34011).
Life cycle and mating behavior
Maturità | Riproduzione | Deposizione | Uova | Fecundity | Larve
Kottelat, M., A.J. Whitten, S.N. Kartikasari and S. Wirjoatmodjo, 1993. Freshwater fishes of Western Indonesia and Sulawesi. Periplus Editions, Hong Kong. 221 p. (Ref. 7050)
IUCN Red List Status (Ref. 130435: Version 2025-1)
Threat to humans
Harmless
Human uses
Strumenti
Special reports
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Fonti Internet
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=0.00479 (0.00285 - 0.00804), b=2.99 (2.84 - 3.14), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trophic level (Fonte Biblio.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
Resilienza (Fonte Biblio.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (17 of 100).
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