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Lophiiformes (Anglerfishes) >
Oneirodidae (Dreamers)
Etymology: Oneirodes: Greek, 'oneiros' = a dream or dreamlike or out of a dream (suggesting this fish is so strange and marvelous that can exist only in dreams) (Ref. 86949).
More on authors: Regan & Trewavas.
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur ? - 2500 m (Ref. 40966). Deep-water
Indo-West Pacific.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 9.2 cm SL mâle / non sexé; (Ref. 26783)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 5 - 6; Rayons mous anaux: 4. Characterized by having escal morphology: esca with large complex anterior appendage consisting of a wide compressed base bearing a relatively short unpaired branched filament on posterior margin, 2 extremely long distal filaments that bifurcate as many as five times, and a stout, bifurcated medial filament, each branch becomes highly branched distally; pair of filamentous, highly branched medial escal appendages less than length of escal bulb; terminal escal papilla with a single distal streak of pigment; slender unbranched posterior escal appendage less than length of escal bulb; relatively short, filamentous, branched anterolateral appendage on each side; long and narrow subopercle, dorsal end tapering, rounded or pointed distally, without indentation on posterodorsal margin; length of ventral fork of opercle 26.6-27.7% SL; ratio of lengths of the dorsal and ventral forks of opercle 0.47-0.51; absence of epibranchial teeth; presence of teeth on pharyngobranchial II; upper jaw teeth 60-67, lower jaw teeth 56-76; teeth on vomer 5-6; dorsal fin rays 5-6; anal fin rays 4; pectoral fin rays 15-17; head length 43.8-47.7% SL; head depth 42.4-50.0% SL; premaxilla length 35.9-40.0% SL; length of lower jaw 50.0-52.7% SL; length of illicium 37.5-107.7% SL (Ref. 86949).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Pietsch, T.W., 1999. Oneirodidae. Dreamers (deep-sea anglerfishes). p. 2031-2032. In K.E. Carpenter and V.H. Niem (eds.) FAO species identification guide for fishery purposes. The living marine resources of the WCP. Vol. 3. Batoid fishes, chimaeras and bony fishes part 1 (Elopidae to Linophrynidae). FAO, Rome. (Ref. 12940)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
Télécharger en XML
Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 2.4 - 3.6, mean 3.1 °C (based on 458 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [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).
Niveau trophique (Ref.
69278): 3.9 ±0.7 se; based on size and trophs of closest relatives
Résilience (Ref.
120179): Haut, temps minimum de doublement de population inférieur à 15 mois (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
