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Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Astronesthinae
Etymology: Astronesthes: Greek, astra = ray + Greek, esthes, -es = suit, something used to wrap (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
Écologie
marin bathypélagique; profondeur 0 - 2000 m (Ref. 47377). Deep-water; 34°N - 30°S
Eastern Atlantic: Morocco south to Angola. Western Atlantic: Gulf of Mexico, Caribbean Sea, and western central Atlantic close to the Bahamas and Antilles from 30°-20°N between 24°-47°W. One specimen collected off the Guianas (Ref. 13608).
Taille / Poids / Âge
Maturity: Lm ? range ? - ? cm
Max length : 14.0 cm SL mâle / non sexé; (Ref. 4465); 12.5 cm (female)
Description synthétique
Clés d'identification | Morphologie | Morphométrie
Rayons mous dorsaux (Total) : 18 - 21; Rayons mous anaux: 13 - 15. Body moderately elongate and slender. Chin barbel about half head length. Tip of barbel slightly swollen. Maxillary teeth are comblike and closely spaced. Photophores small, not broken in small groups. Luminous patches developed on operculum and nostrils. Dark color (Ref. 37039).
Found on island or continental slopes (Ref. 2802). Minimum depth from Ref. 58018.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimates based on models
Preferred temperature (Ref.
123201): 5.6 - 16.6, mean 9.5 °C (based on 345 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00140 - 0.00821), b=3.03 (2.82 - 3.24), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
Niveau trophique (Ref.
69278): 3.7 ±0.58 se; based on food items.
Résilience (Ref.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
