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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Astronesthinae
Etymology: Heterophotus: Greek, heteros = other + Greek, photos = light (Ref. 45335).
More on authors: Regan & Trewavas.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino batipelagico; distribuzione batimetrica 790 - 1420 m (Ref. 58302). Deep-water; 55°N - 40°S, 85°W - 125°W
Eastern Atlantic: Western Sahara south to Namibia, not recorded close to the coast. Western Atlantic: Bermuda south to Brazil including Caribbean Sea and the southern Subtropical Convergence. Also, Indian and Pacific Oceans.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 35.6 cm SL maschio/sesso non determinato; (Ref. 4465)
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 11 - 13; Spine anali: 0; Raggi anali molli: 12 - 17. Teeth on jaws very short, spine-like; photopores of ventral row excluding AC series arranged in discontinuous, close-set groups of 1 to 5 (Ref. 559). Barbel shorter than head, dark stem, flattened and tapering tip (Ref. 37473). Black in color (Ref. 37039).
Body shape (shape guide): elongated; Cross section: compressed.
Meso- and bathypelagic (Ref. 58302).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Gibbs, R.H. Jr., 1990. Astronesthidae. p. 300-307. In J.C. Quero, J.C. Hureau, C. Karrer, A. Post and L. Saldanha (eds.) Check-list of the fishes of the eastern tropical Atlantic (CLOFETA). JNICT, Lisbon; SEI, Paris and UNESCO, Paris. Vol. 1. (Ref. 4465)
Stato della Lista Rossa IUCN (Ref. 130435: Version 2025-2 (Global))
Minaccia per l'uomo
Harmless
Usi umani
Strumenti
Rapporti speciali
Scarica XML
Fonti Internet
Stime basate su modelli
Indice di diversità filogenetica (Fonte Biblio. 82804) |
PD50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00417 (0.00170 - 0.01023), b=3.05 (2.84 - 3.26), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
Livello trofico (Fonte Biblio. 69278) |
4.2 ±0.73 se; based on food items. |
Resilienza (Fonte Biblio. 120179) |
Medio, tempo minimo di raddoppiamento della popolazione 1.4 - 4.4 anni (Preliminary K or Fecundity.). |
Vulnerabilità della pesca (Ref. 59153) |
Moderate to high vulnerability (47 of 100). 🛈 |