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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Astronesthinae
Etymology: Astronesthes: Greek, astra = ray + Greek, esthes, -es = suit, something used to wrap (Ref. 45335).
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino batipelagico; distribuzione batimetrica 1 - 3000 m (Ref. 74511). Deep-water
Eastern Atlantic: Madeira (Ref. 2802) to off South Africa (Ref. 4465). Western Atlantic: 25°N-5°N. Indo-Pacific: eastern Africa, Gulf of Aden and Bay of Bengal to the vicinity of the Hawaiian and Japanese islands, the Philippines and northwestern Australia. Eastern Pacific: most frequent in the equatorial zone covering the Galapagos. This species is not likely to occur in the central oceanic gyres (Ref. 27676). South China Sea (Ref.74511).
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 21.0 cm SL maschio/sesso non determinato; (Ref. 559)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 15 - 16; Spine anali: 0; Raggi anali molli: 14; Vertebre: 43 - 46. Body black in color (Ref. 3982). Relatively large luminous patches on operculum and interoperculum, and along ventral margin of lower jaw; its color pink when fresh, whitish preserved (Ref. 559). Serial photopores few and widely spaced (Ref. 559). Body moderately elongate and slender. Chin barbel long and slender, tip expanded in form of thin flaps or swollen bulb. Maxillary teeth are comblike (Ref. 37039).
Body shape (shape guide): elongated; Cross section: compressed.
An oceanic and mesopelagic species usually found deeper than 500 m during the day (Ref. 2802). Feeds on midwater fishes and crustaceans (Ref. 2802). Also Ref. 58302.
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Parin, N.V. and O.D. Borodulina, 1996. Revision of the Astronesthes indicus species group (Astronesthidae), with descriptions of five new species. J. Ichthyol. 36(8):551-565. (Ref. 27676)
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
Temperatura preferita (Fonte Biblio.
123201): 3.8 - 11.6, mean 6.1 °C (based on 1689 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00407 (0.00167 - 0.00996), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 3.5 ±0.48 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): Low vulnerability (16 of 100).
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