Actinopterygii (ray-finned fishes) > Stomiiformes
(Lightfishes and dragonfishes) > Stomiidae
(Barbeled dragonfishes) > Astronesthinae
Etymology: Borostomias: Greek, boros, -a, -on = gluttonous + Greek, stomías, -ou = a tough, hard -mouthed horse (Ref. 45335).
Environment / Climate / Range
Marine; bathypelagic; depth range ? - 658 m (Ref. 26165). Deep-water, preferred ?; 35°N -
Eastern Atlantic: Morocco south to Congo. Western Atlantic: southern part of USA to the Gulf of Mexico and the Caribbean Sea. One specimen collected off the Guianas (Ref. 13608). Western Pacific: Australia (Ref. 7300) and New Zealand (Ref. 5755). Also known from the Northwest Pacific (Ref. 41173). Elsewhere, Indian Ocean.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 31.0 cm SL male/unsexed; (Ref. 4465)
Morphology | Morphometrics
soft rays: 18. Body moderately elongate and slender, enlarge fanglike teeth in the jaws. Moderate chin barbel, bulbous black proximal part and narrow pale distal part. Serial photophores not broken into small groups (Ref. 37039).
An oceanic and mesopelagic species usually found deeper than 500 m during the day (Ref. 2802). Feeds on midwater fishes and crustaceans (Ref. 2802).
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. 109396)
CITES (Ref. 94142)
Threat to humans
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingMass conversion
Estimates of some properties based on models
Phylogenetic diversity index (Ref. 82805
= 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00380 (0.00146 - 0.00990), b=3.11 (2.88 - 3.34), based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic Level (Ref. 69278
): 4.0 ±0.66 se; Based on food items.
Resilience (Ref. 69278
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Vulnerability (Ref. 59153
): Moderate vulnerability (41 of 100) .