Classificatie / Namen
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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Eustomias: Greek, eu = good + Greek, stoma = mouth (Ref. 45335); securicula: Name from Latin ‘securicula’ meaning a small hatchet, referring to the shape of the luminous bulb which is narrowed ventrally, and a sharp inferior edge; noun in apposition.
Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien benthopelagisch; diepte ? - 1030 m (Ref. 126203). Deep-water
Northern Pacific: Emperor seamount chain (Ojin seamount). High Seas only.
Grootte / Gewicht / Leeftijd
Maturiteit: Lm ?  range ? - ? cm
Max length : 13.0 cm SL mannelijk / geslacht onbekend; (Ref. 126203)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 25; Anale zachte stralen: 35. This species of the subgenus Biradiostomias is distinguished by the following characters: a leaf-like terminal extension of the chin barbel, the distal third with a single oval bulb with a small papillary terminal appendage and with a patch of pigmentation at the base; ventral edge of the bulb is laterally compressed, sharp; inner trunk of the barbel with loose melanophoric pigmentation and disappearing at the border with terminal expansion; total vertebrae 68; absence of formed dorsal subcutaneous spots (Ref. 126203).
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Prokofiev, A.M. and A.M. Orlov, 2022. Eustomias securicula sp. nov. - the second representative of the subgenus Biradiostomias (Melanostomiidae) in the Pacific Ocean. J. Ichthyol. 62(2):316-319. (Ref. 126203)
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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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=0.00309 (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). |
Trofisch niveau (Ref. 69278) |
4.2 ±0.8 se; based on size and trophs of closest relatives |
Weerstandsvermogen (Ref. 120179) |
Hoog, minimale populatieverdubbelingstijd minder dan 15 maanden (Preliminary K or Fecundity.). |
Kwetsbaarheid van de visserij (Ref. 59153) |
Low vulnerability (25 of 100). 🛈 |