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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).
Environnement : milieu / zone climatique / profondeur / gamme de distribution
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
Maturité: 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).
Body shape (shape guide): elongated.
Found on island or continental slopes (Ref. 2802). Minimum depth from Ref. 58018.
Cycle de vie et comportement reproducteur
Maturité | Reproduction | Frai | Œufs | Fécondité | 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: Version 2025-2 (Global))
Menace pour l'homme
Harmless
Utilisations par l'homme
Outils
Articles particuliers
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Sources Internet
Estimations basées sur des modèles
Température préférée (Réf.
123201): 5.6 - 16.6, mean 9.5 °C (based on 345 cells).
Indice de diversité phylogénétique (Réf.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00339 (0.00141 - 0.00817), 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 (Réf.
69278): 3.7 ±0.58 se; based on food items.
Résilience (Réf.
120179): Milieu, temps minimum de doublement de population : 1,4 à 4,4 années (Assuming tmax>3).
Vulnérabilité de la pêche (Ref.
59153): Low vulnerability (10 of 100).
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