Teleostei (teleosts) >
Stomiiformes (Lightfishes and dragonfishes) >
Stomiidae (Barbeled dragonfishes) > Melanostomiinae
Etymology: Chirostomias: Greek, cheir = hand + Greek, stoma = mouth (Ref. 45335).
More on authors: Regan & Trewavas.
Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathypelagic; depth range ? - 500 m (Ref. 5951). Deep-water; 45°N - 20°N
Eastern Atlantic: Spain south to Mauritania. Western Atlantic: USA to Cuba. Northwest Atlantic: Canada (Ref. 5951).
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 20.5 cm SL male/unsexed; (Ref. 4468)
Short description
Identification keys | Morphology | Morphometrics
Dorsal soft rays (total): 18 - 20; Anal soft rays: 22 - 26. Body slender, compressed, much deeper than wide. Barbel short. Stem of barbel black or dark brown, basal portion of bulb black, terminal luminous portion and filaments yellowish. Postorbital photophore absent in males, present in males. Black, with greenish or bluish bronze iridescence on anterior parts of sides (Ref. 37473).
Mesopelagic species.
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Gibbs, R.H. and M.A. Barnett, 1990. Melanostomiidae. p. 308-337. 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. 4468)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
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Estimates based on models
Preferred temperature (Ref.
123201): 11.5 - 19.3, mean 13.8 °C (based on 22 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00302 (0.00117 - 0.00783), b=3.12 (2.89 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 4.3 ±0.8 se; based on size and trophs of closest relatives
Resilience (Ref.
120179): Medium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (15 of 100).
Nutrients (Ref.
124155): Calcium = 26 [6, 111] mg/100g; Iron = 0.425 [0.131, 1.408] mg/100g; Protein = 3.06 [0.00, 7.01] %; Omega3 = 0.172 [0.053, 0.606] g/100g; Selenium = 7.76 [1.93, 30.84] μg/100g; VitaminA = 59.7 [7.7, 460.7] μg/100g; Zinc = 0.52 [0.23, 1.28] mg/100g (wet weight);