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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Eustomias: Greek, eu = good + Greek, stoma = mouth (Ref. 45335); teuthidopsis: From the terminal filaments, which resemble the arms and enlarged pair of tentacles of squid.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina pelagic-oceanic; djupintervall 0 - 171 m (Ref. 11333). Tropical
Pacific Ocean: Cook Islands.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 19.1 cm SL hane/ej könsbestämd; (Ref. 11333)
Mjukstrålar i ryggfenan (totalt) : 25; Mjukstrålar i analfenan: 36; Ryggkotor: 67. A single terminal bulb 0.8% SL. Barbel length long 89% SL. Short terminal filaments ca 13, 1.8 times bulb length; 2 filaments notably thicker than others, with blunt distal ends and with few or no bulblets. Axis of stem lightly peppered with melanophores; a small dark spot at the base of terminal bulb; groups of small melanophores forming external spots just proximal to bulb. External chevron-shaped or roundish striated areas unpigmented. Number of paired spots unknown (Ref. 11333).
Body shape (shape guide): elongated.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
Gibbs, R.H. Jr., T.A. Clarke and J.R. Gomon, 1983. Taxonomy and distribution of the stomioid fish genus Eustomias (Melanostomiidae), I: subgenus Nominostomias. Smithson. Contrib. Zool. 380:139 p. (Ref. 11333)
Status på IUCN:s rödlista (Ref. 130435: Version 2025-2 (Global))
Hot mot människor
Harmless
Mänskliga användningsområden
Fiskeri: saknar intresse
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Uppskattningar baserade på modeller
Index för fylogenetisk mångfald (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).
Trofisk nivå (Ref.
69278): 4.4 ±0.8 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (13 of 100).
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