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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); plagionema: From the Greek plagios, oblique, and nema, thread, alluding to the oblique, anteroventrally directed anterior esca appendage..
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 1500 - 2000 m (Ref. 58018). Deep-water
East Indian Ocean: west coast of Tasmania. Western Central Pacific: Banda Sea. Southeast Pacific: Peru-Chile Trench.
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 2.5 cm SL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 5 - 6; Rayons mous anaux: 4. Escal morphology: anterior appendage narrow, elongate, and directed anteroventrally; medial appendages absent; posterior appendage minute; a pair of filamentous, branched, anterolateral appendages. Characterized further by having short subopercle, upper end rounded, without indentation on posterodorsal margin; ventral forks length of opercle 22.7-25.0% SL; ratio of lengths of dorsal and ventral forks of opercle 0.53-0.60; absence of epibranchial teeth; presence of teeth on pharyngobranchial II; upper jaw teeth 24-34, lower jaw teeth 31-38; teeth on vomer 6; dorsal fin rays 5-6; anal fin rays 4; pectoral fin rays 14-15; head length 33.7-45.8% SL; head depth 37.5-41.9% SL; premaxilla length 26.0-31.4% SL; length of lower jaw 36.5-45.8% SL; length of illicium 13.0-25.0% SL (Ref. 86949).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
Pietsch, T.W. and J.A. Seigel, 1980. Certioid anglerfishes of the Philippine Archipelago, with descriptions of five new species. Fish. Bull. 78(2):379-398. (Ref. 26783)
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 - 3.4, mean 2.7 °C (based on 250 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): 3.2 ±0.6 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).
