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Stomiiformes (Lightfishes and dragonfishes) >
Sternoptychidae (Marine hatchetfishes) > Sternoptychinae
Etymology: Argyropelecus: Greek, argyros = silvered, silver + Greek, pelekys = axe (Ref. 45335).
More on author: Norman.
Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina batypelagisk; djupintervall 300 - 1000 m (Ref. 58018), usually 400 - 600 m (Ref. 4054). Deep-water; 72°N - 54°S, 180°W - 180°E
Eastern Atlantic: Portugal to South Africa; northern record from south Iceland (Ref. 4739). Western Atlantic: 40°N-40°S, including the Gulf of Mexico (Ref. 27768). One record from the Patagonian region of Argentina (Ref. 27363). Indian Ocean: 0°- 40°S. Eastern Pacific: 15°S-40°S. Western Pacific: 20°N-40°S.
Size / Vikt / Age
Maturity: Lm ?  range ? - ? cm
Max length : 12.0 cm SL hane/ej könsbestämd; (Ref. 4462)
Short description
Bestämningsnycklar | Morfologi | Morfometri
Taggstrålar i ryggfenan (totalt) : 0; Mjukstrålar i ryggfenan (totalt) : 9 - 10; Taggstrålar i analfenan: 0; Mjukstrålar i analfenan: 12 - 13. Dorsal blade present and well developed in front of dorsal fin (Ref. 27363). Deep body (Ref. 37473).
An oceanic and mesopelagic species (Ref. 4739). No indication of diel migration (Ref. 4739). Adult complement of photophores acquired at about 1.4 cm SL (Ref. 4739).
Life cycle and mating behavior
Maturities | Reproduktion | Spawnings | Egg(s) | Fecundities | Larver
Quéro, J.-C., J.C. Njock and M.M. de la Hoz, 1990. Sternoptychidae. p. 275-282. 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. 4462)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: saknar intresse
Verktyg
Special reports
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Estimates based on models
Preferred temperature (Ref.
123201): 5.9 - 11.5, mean 8.6 °C (based on 573 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.01050 - 0.03457), b=3.04 (2.88 - 3.20), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.1 ±0.2 se; based on size and trophs of closest relatives
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).