Actinopteri (ray-finned fishes) > Stomiiformes
(Lightfishes and dragonfishes) > Gonostomatidae
Etymology: Gonostoma: Greek, gonio = angle + Greek stoma = mouth (Ref. 45335).
More on author: Rafinesque.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathypelagic; depth range 100 - 700 m (Ref. 4769). Deep-water; 45°N - 37°S
Eastern Atlantic: Portugal south to Angola including the Azores and the Mediterranean. Also off southern Africa extending from the Atlantic slopes area to about 8°W, southern limit to about 37°S (Ref. 3991). Western Central Atlantic: 20°N - 5°S.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 14.4 cm SL male/unsexed; (Ref. 126117); max. published weight: 16.60 g (Ref. 126117)
Exhibits diel vertical migrations, juveniles and adults in 400-700 m by day and 100-200 m by night (Ref. 4769). Photophores developing in fishes over 18-35 mm SL (Ref. 4769).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
Quéro, J.-C., J.C. Njock and M.M. de la Hoz, 1990. Gonostomatidae. p. 283-292. 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. 4463)
IUCN Red List Status (Ref. 125652)
Threat to humans
Fisheries: of no interest
Common namesSynonymsMetabolismPredatorsEcotoxicologyReproductionMaturitySpawningSpawning aggregationFecundityEggsEgg development
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 123201
): 9.8 - 19.6, mean 14.1 °C (based on 398 cells).
Phylogenetic diversity index (Ref. 82804
= 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00398 (0.00214 - 0.00742), b=3.12 (2.95 - 3.29), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic level (Ref. 69278
): 3.3 ±0.34 se; based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153
): Low vulnerability (10 of 100).