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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Astronesthinae
Etymology: Rhadinesthes: Greek, rhadinos, -e, -on = soft, flexible + Greek, esthes, -es = suit, something used to wra (Ref. 45335).
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino batipelagico; distribuzione batimetrica 0 - 4900 m (Ref. 58018). Deep-water; 65°N - 46°S, 180°W - 180°E
Eastern Atlantic: Bay of Biscay to Mauritania and off Namibia; reported from Iceland (Ref. 12462). Also tropical Indian Ocean, eastern and western South Pacific, and central North Pacific.
Dimensione / Peso / Età
Maturità: Lm ?  range ? - ? cm
Max length : 41.0 cm SL maschio/sesso non determinato; (Ref. 4465)
Spine dorsali (totale) : 0; Raggi dorsali molli (totale) : 11 - 13; Spine anali: 0; Raggi anali molli: 18 - 21. Teeth on upper jaw slender, all short, widely spaced; 10 to 12 on premaxillary, 14 to 30 teeth on maxillary. No well-developed canines in jaws. Pelvic insertion nearer to tip of snout than to caudal base. Dorsal origin well behind pelvic insertion. Dorsal adipose fin absent.
Body shape (shape guide): elongated.
An oceanic (Ref. 2802) and mesopelagic-bathypelagic species (Ref. 4465). Usually found deeper than 500 m during the day (Ref. 2802). Feeds on midwater fishes and crustaceans (Ref. 2802).
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) |
4.1 ±0.68 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 (50 of 100). 🛈 |