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Lophiiformes (Anglerfishes) >
Oneirodidae (Dreamers)
Etymology: Chaenophryne: Greek, 'chaeno' or 'chaino' = to gape + Greek, 'phryne' = toad (alluring to a "gaping toad") (Ref. 86949).
More on authors: Regan & Trewavas.
Ambiente: milieu / zona climatica / distribuzione batimetrica / gamma di distribuzione
Ecologia
marino batipelagico; distribuzione batimetrica 200 - 1000 m (Ref. 86949). Deep-water
Tropical and subtropical parts of all oceans.
Dimensione / Peso / Età
Maturità: Lm ? range ? - ? cm
Max length : 9.6 cm SL maschio/sesso non determinato; (Ref. 75756)
Breve descrizione
Chiavi di identificazione | Morfologia | Morfometria
Raggi dorsali molli (totale) : 7 - 8; Raggi anali molli: 5 - 6. Distinguishing characteristics of metamorphosed female: esca with single elongate internally pigmented anterior appendage, approximately one-fourth to nearly one-third length of escal bulb, trilobed distally with 3 round translucent windows; anterior escal appendage flanked laterally by an elongate unpigmented swelling; absence of medial escal appendages; posterior escal appendages with swollen basal portion and compressed distal crest, with terminal, anteriorly directed crescent-shaped filament and a pair of anterior lobes each bearing none to several filaments; 2-3 filamentous anterolateral escal appendage on each side; basal series of 7-12 filaments on each side; total number of teeth in upper jaw 25-51, lower jaw with 33-53 teeth; ratio between number of teeth in upper jaw to lower jaw teeth 0.76-0.98; vomerine teeth 4-8; length of illicium 32.8-47.4% SL; escal bulb width 4.5-6.5% SL (Ref. 86949).
Body shape (shape guide): short and / or deep.
Also mesopelagic (Ref. 10524).
Ciclo vitale e comportamento di accoppiamento
Maturità | Riproduzione | Deposizione | Uova | Fecondità | Larve
Bertelsen, E., 1990. Oneirodidae. p. 498-507. 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. 10524)
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): 7.5 - 12.4, mean 9.3 °C (based on 50 cells).
Indice di diversità filogenetica (Fonte Biblio.
82804): PD
50 = 0.5312 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01995 (0.00906 - 0.04395), b=3.01 (2.83 - 3.19), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Livello trofico (Fonte Biblio.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
Resilienza (Fonte Biblio.
120179): Alto, tempo minimo di raddoppiamento della popolazione meno di 15 mesi (Preliminary K or Fecundity.).
Vulnerabilità della pesca (Ref.
59153): Low vulnerability (10 of 100).
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