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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); thysanema: From the Greek thysanos, a fringe, and nema, thread, alluding to the numerous filaments fringing the anterior escal appendage of this species..
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 650 - 1500 m (Ref. 86949). Deep-water
Indo-West Pacific. Western Central Atlantic: Bermuda (Ref. 26783) and Banda Sea in Philippine Archipelago (Ref. 86949).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 2.7 cm SL (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 6; Rayons mous anaux: 4. Escal morphology: anterior appendage with a series of filaments along posterior margin; medial appendages in three groups; terminal papilla elongate; posterior appendage compressed and branched. Characterized further by having short and broad subopercle, upper end rounded without indentation on posterior margin; length of ventral fork of opercle; 27.7-30.2% SL; ratio of lengths of the dorsal and ventral forks of opercle 0.48-0.50; absence of epibranchial teeth; presence of teeth on pharyngobranchial II; upper jaw teeth 32, lower jaw teeth 30; teeth on vomer 4-6; dorsal fin rays 6; anal fin rays 4; pectoral fin rays 17; head length 45.3% SL; head depth 43.4% SL; premaxilla length 30.2% SL; length of lower jaw 47.2% SL; length of illicium 26.4% 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): 2.6 - 7.6, mean 5.3 °C (based on 686 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).
