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Ophidiiformes (Cusk eels) >
Bythitidae (Livebearing brotulas)
Etymology: Barathronus: Greek, barathron = abyss + ending -ites, that lives there; the Barathron was a deep pit in Athens where criminals were thrown; 1849 +Greek, onos = hake.
More on author: Nielsen.
Environment: milieu / climate zone / depth range / distribution range
Ecología
marino batipelágico; rango de profundidad 0 - 1710 m (Ref. 123477). Deep-water
Southwest Indian Ocean.
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 3.9 cm SL (female)
Short description
Claves de identificación | Morfología | Morfometría
Radios blandos dorsales (total) : 81; Radios blandos anales: 73; Vértebra: 86. This species is distinguished from the other five Barathronus species with pigmented peritoneum by the following set of characters: D 81, A 73, pectoral-fin rays 25; anterior gill arch with 33 long rakers; vertebrae, precaudal 36, total 86; no ventral flexure of anteriormost vertebrae; vomer with 3 fangs; with a distinct brown streak in midline of body and a concentration of brown pigment between dorsal fin and nape; rounded, 1 mm long otoliths seen through of the skull (Ref. 121928).
Rare species (Ref. 34024).
Life cycle and mating behavior
Maturities | Reproducción | Spawnings | Egg(s) | Fecundities | Larva
Nielsen, J.G., 2019. Revision of the circumglobal genus Barathronus (Ophidiiformes, Bythitidae) with a new species from the eastern North Atlantic Ocean. Zootaxa 4679(2):231-256. (Ref. 121928)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Pesquerías: sin interés
Herramientas
Special reports
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Fuentes de Internet
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5005 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.2 ±0.5 se; based on size and trophs of closest relatives
Resiliencia (Ref.
120179): Alto, población duplicada en un tiempo mínimo inferior a 15 meses (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
