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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Eustomias: Greek, eu = good + Greek, stoma = mouth (Ref. 45335).
More on authors: Regan & Trewavas.
Miljö: miljö / Klimatzon / djupintervall / distributionsområde
Ekologi
marina pelagic-oceanic. Tropical
Western Atlantic: Straits of Florida, the northern Gulf of Mexico, the Bahamas, the Caribbean Sea, and off the northern coast of South America.
Storlek / Vikt / Ålder
Könsmognad: Lm ?  range ? - ? cm
Max length : 14.5 cm SL hane/ej könsbestämd; (Ref. 37039)
Kort beskrivning
Bestämningsnycklar | Morfologi | Morfometri
Mjukstrålar i ryggfenan (totalt) : 22 - 24; Mjukstrålar i analfenan: 33 - 37. Body slender and elongate, color black; body depth 8-10% SL. Long, tapering, protrusible snout. Chin barbel moderately short, 18-41% SL. Barbel with slender stem and 2-4 terminal bulbs, with proximal (0.3-1.3% SL) and distal (0.6-2.1% SL) bulbs separated by a distance of 4-6.2% SL. Distal bulb bears terminal filaments 0.3-4.9% SL that either possess or lack swollen bulblets. Deep ventral groove absent. Pectoral rays free (Ref. 37039).
Body shape (shape guide): elongated.
Livscykel och parningsbeteende
Könsmognad | Reproduktion | Lek | Ägg | Fekunditet | Larver
McEachran, J.D. and J.D. Fechhelm, 1998. Fishes of the Gulf of Mexico. Volume 1: Myxiniformes to Gasterosteiformes. University of Texas Press, Austin. 1112p. (Ref. 37039)
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
Önskad temperatur (Ref.
123201): 5.9 - 16.9, mean 10 °C (based on 248 cells).
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): 4.2 ±0.8 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Hög, lägsta populationsfördubblingstid mindre än 15 månader (Preliminary K or Fecundity.).
Sårbarhet i fisket (Ref.
59153): Low vulnerability (10 of 100).
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