Actinopteri (ray-finned fishes) > 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
Marine; bathypelagic; depth range 120 - 800 m (Ref. 27684). Deep-water; 36°N - 20°S, 98°W - 154°W
Indo-West Pacific: northern Madagascar to adjacent waters of the Ogasawara Islands and adjacent waters of the Hawaiian Islands. Also reported from the Philippine Sea.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 10.8 cm SL male/unsexed; (Ref. 27684); 10.8 cm SL (female)
Morphology | Morphometrics
soft rays: 13 - 17;
Vertebrae: 48 - 49. A large luminous patch on opercular bones. Body uniformly black; its color pink in fresh condition, but whitish when preserved. AC continuous, almost in a straight line. Serial photopores numerous. IV with a prominent bend toward pectoral base. Barbel about as long as head in males, but minute in females.
Mesopelagic (Ref. 58302).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Kailola, P.J., 1987. The fishes of Papua New Guinea. A revised and annotated checklist. Vol. 1. Myxinidae to Synbranchidae. Research Bulletin No. 41. Department of Fisheries and Marine Resources, Port Moresby, Papua New Guinea. 194 p. (Ref. 6993)
IUCN Red List Status (Ref. 125652)
Threat to humans
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 9.2 - 18.7, mean 12.9 °C (based on 269 cells).
Phylogenetic diversity index (Ref. 82804
= 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00417 (0.00172 - 0.01010), b=3.05 (2.83 - 3.27), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245
Trophic level (Ref. 69278
): 3.8 ±0.6 se; based on size and trophs of closest relatives
Resilience (Ref. 120179
): High, minimum population doubling time less than 15 months (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100).