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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Eustomias: Greek, eu = good + Greek, stoma = mouth (Ref. 45335); shunyo: Name 'shunyo' from the vessel that collected the type specimen, FRV Shunyo-maru. A noun in apposition,.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien pelagic-oceanic; diepte 30 - 180 m (Ref. 137814). Tropical
Verspreiding
Gebieden | FAO regio's | Ecosystemen | Voorkomen | Verspreidingskaart | Introducties | Faunafri
Northwest Pacific.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ? range ? - ? cm
Max length : 25.6 cm SL mannelijk / geslacht onbekend; (Ref. 137814)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 30; Anale zachte stralen: 48 - 49; Wervels: 69 - 72. This species is distinguished from its congeners by the following set of characters: D 30; A 48-49; pectoral-fin rays 9-10; pelvic-fin rays 7; 29-31 PV photophores; 26-27 AC photophores; 69-72 vertebrae; preanal length 63.7-65.3% SL; head length 9.7-10.1% SL; barbel length 12.2-13.7% SL; single luminous gland on upper margin of caudal fin; stem of barbel lacking external pigmentation except for its proximal portion, and melanophores sparsely scattered around small photophores on ventral side of stem; pale yellow patches arranged in 1 or 2 rows on dorsal and ventral sides of stem; single or pared filaments on dorsal side of distal portion of barbel stem just before terminal bulb; and single leaf-shaped dark patch on ventral side of bulb (Ref. 132814).
Body shape (shape guide): elongated; Cross section: circular.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Kimura, K., Y. Tsuda and N. Nakayama, 2023. Eustomias shunyo, a new species of barbeled dragonfish (Stomiiformes, Stomiidae) from the western North Pacific. Ichthyol. Res. 71(1):48-55. (Ref. 137814)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
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Schattingen op basis van modellen
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00115 - 0.00790), b=3.11 (2.88 - 3.34), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.5 ±0.8 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Preliminary K or Fecundity.).
Kwetsbaarheid van de visserij (Ref.
59153): Low vulnerability (21 of 100).
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