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Beryciformes (Sawbellies) >
Melamphaidae (Bigscale fishes or ridgeheads)
Etymology: Poromitra: Greek, poros = porous + Greek, mitra = stripe, belt (Ref. 45335).
More on author: Gilbert.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien bathypelagisch; diepte 700 - 900 m (Ref. 559). Tropical
Pacific Ocean: from the Philippines to the Hwaiian Islands.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 11.4 cm SL mannelijk / geslacht onbekend; (Ref. 83717)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale stekels (totaal) : 3; Dorsale zachte stralen (totaal) : 11; Anale stekels: 1; Anale zachte stralen: 8; Wervels: 25 - 26. This species is distinguished by the following: spinulated (without gap) posterior and lower edges of praeoperculum; insertion of ventral fins in front of the vertical of posterior eye edge; soft rays in dorsal 11 and in anal fin 8; rakers at the first gill arch 29-33; vertebrae 25-26; pyloric caeca 9-11 (Ref. 83717).
Body shape (shape guide): fusiform / normal.
Collected with non-closing fishing gear that precise depths of its occurrence is undetermined. Depths of catches are 200-0 minimum and 5300-0 maximum (Ref. 83717).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Kotlyar, A.N., 2008. Revision of the genus Poromitra (Melamphaidae): Part 1. Species of group P. crassiceps. J. Ichthyol. 48(7):479-492. (Ref. 83717)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref. 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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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) |
3.4 ±0.3 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
laag, minimale populatieverdubbelingstijd 4,5-14 jaar (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Moderate to high vulnerability (55 of 100). 🛈 |