Teleostei (teleosts) >
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
Ecology
Marine; bathypelagic; depth range 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).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 14.0 cm SL male/unsexed; (Ref. 4465); 12.5 cm (female)
Dorsal soft rays (total): 18 - 21; Anal soft rays: 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
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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)
IUCN Red List Status (Ref. 130435: Version 2024-2)
Threat to humans
Harmless
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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 (0.00141 - 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).
Trophic level (Ref.
69278): 3.7 ±0.58 se; based on food items.
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Assuming tmax>3).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).