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Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Poromitra: Greek, poros = porous + Greek, mitra = stripe, belt (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathypelagisch; diepte 0 - 3124 m (Ref. 84090). Subtropical
Indo-Pacific: tropical and subtropical Indian Ocean and the Pacific.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm SL mannelijk / geslacht onbekend; (Ref. 84090)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 2 - 3; Dorsale zachte stralen (totaal) : 10 - 11; Anale stekels: 1; Anale zachte stralen: 8 - 9; Wervels: 28 - 30. The species is distinguished by the following characters: lower margin of praeoperculum spinulated, posterior margin of the praeoperculum usually unspinulated or in a small number of fish there can be one spinule on it; insertion of ventral fins in front of the vertical of the posterior margin of the pectoral fin insertion; upper jaw not reaching the vertical of the posterior margin of the eye; D II-III,10-11; A I,8-9; first branchial arch 21-24 rakers; vertebrae 28-30; pyloric caeca 4-5 (Ref. 84090).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Kotlyar, A.N., 2010. Revision of the genus Poromitra (Melamphaidae): Part 6. Species of the P. megalops group. J. Ichthyol. 50(3):231-245. (Ref. 84090)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
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Estimates based on models
Preferred temperature (Ref.
123201): 3.1 - 10.2, mean 5.7 °C (based on 1152 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01096 (0.00451 - 0.02668), b=3.10 (2.89 - 3.31), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.2 ±0.3 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): Low vulnerability (10 of 100).