Klassifizierung / Names
Namen | Synonyme | Catalog of Fishes(Gattung, Arten) | ITIS | CoL | WoRMS | Cloffa
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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Photonectes: Greek, photos = light + Greek, nekton = swimmer (Ref. 45335); xenopogon: Name from Greek words 'xenos' for alien and 'pogon' for beard, referring to the barbel structure of the new species which does not resemble those of other members of subgenus Trachinostomias, but distant by other characters P. dinema.
Umwelt: Milieu / Klimazone / Tiefenbereich / Verbreitungsgebiet
Ökologie
seewasser bathydemersal. Deep-water
Western Central Pacific: Philippines.
Größe / Gewicht / Alter
Geschlechtsreife: Lm ?  range ? - ? cm
Max length : 16.8 cm SL Männchen/unbestimmt; (Ref. 125186)
Kurzbeschreibung
Bestimmungsschlüssel | Morphologie | Morphometrie
Rückenflossenweichstrahlen (insgesamt) : 18; Afterflossenweichstrahlen: 23; Wirbelzahl: 59 - 62. This species is distinguished by the following characters: pectoral with one long and strong ray that consists of two tightly connected halves; uniserial praemaxillare dentition; vertebrae 59-60; postorbital organ 1.0% (immature male) or 2.4% (mature male) of SL; the chin barbel is relatively short (4.8% SL for SL 11.0 cm) with terminal bulb not protruding beyond the stem; internal pigmentation and flat non-pigmented asymmetrically bifurcated terminal filament on its tip (Ref. 125186).
Cross section: compressed.
Lebenszyklus und Paarungsverhalten
Geschlechtsreife | Fortpflanzung | Ablaichen | Eier | Fruchtbarkeit | Larven
Prokofiev, A.M., 2019. Materials for revision of the genus Photonectes (Melanostomiidae). J. Ichthyol. 59(4):449-476. (Ref. 125186)
IUCN Rote Liste Status (Ref. 130435: Version 2025-2 (Global))
Bedrohung für Menschen
Harmless
Nutzung durch Menschen
Tools
Zusatzinformationen
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Internet Quellen
Schätzungen auf der Grundlage von Modellen
Phylogenetischer Diversitätsindex (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=0.00309 (0.00118 - 0.00808), b=3.12 (2.89 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Trophische Ebene (Ref. 69278) |
3.9 ±0.7 se; based on size and trophs of closest relatives |
Widerstandsfähigkeit (Ref. 120179) |
hoch, Verdopplung der Population dauert weniger als 15 Monate. (Preliminary K or Fecundity.). |
Anfälligkeit der Fischerei (Ref. 59153) |
Low to moderate vulnerability (29 of 100). 🛈 |