Milieu: milieu / Klimaatzone / Diepte / verspreidingsgebied
Ecologie
marien benthopelagisch; diepte 100 - 770 m (Ref. 7412), usually 360 - 540 m (Ref. 7412). Deep-water
Eastern Atlantic: Azores, Madeira, the Canary Islands, Cape Verde and St. Helena Islands. Western Atlantic: West Indies, Saba Bank, Leeward Islands, off northern coast of Cuba and west of the Bahamas. Reported to occur in the northern coast of South America (Ref. 5217).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturiteit: Lm 26.0, range 20 - ? cm
Max length : 48.0 cm TL mannelijk / geslacht onbekend; (Ref. 5217); common length : 30.0 cm TL mannelijk / geslacht onbekend; (Ref. 7412); max. gerapporteerde leeftijd: 14 Jaren (Ref. 88061)
Dorsale stekels (totaal) : 5; Dorsale zachte stralen (totaal) : 34 - 37; Anale stekels: 4; Anale zachte stralen: 15 - 16; Wervels: 29. Dark brownish grey in color, silvery below; black blotch on distal part of anterior dorsal rays (Ref. 6624). Snout blunt, rounded, adipose. Hyoid barbels present (Ref. 37108).
Body shape (shape guide): fusiform / normal.
Found on semi-hard and soft bottoms on the continental shelf and slope. Marketed fresh and frozen.
Levenscyclus en paargedrag
Maturiteit | Voortplanting | Paaien | Eieren | Fecunditeit | Larven
Hureau, J.-C., 1990. Polymixiidae. p. 625. 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. 2. (Ref. 7412)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2025-2 (Global))
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van minder commercieel belang
Tools
Speciale rapporten
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Internetbronnen
Schattingen op basis van modellen
Gewenste temperatuur (Ref.
123201): 8.4 - 15.3, mean 11.4 °C (based on 187 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5007 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01202 (0.00915 - 0.01580), b=3.04 (2.96 - 3.12), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.2 ±0.73 se; based on food items.
Generation time: 5.1 ( na - na) years. Estimated as median ln(3)/K based on 2
growth studies.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Assuming tm=2-4).
Kwetsbaarheid van de visserij (Ref.
59153): Moderate to high vulnerability (48 of 100).
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Voedingsstoffen (Ref.
124155): Calcium = 27.7 [17.0, 62.5] mg/100g; Iron = 0.479 [0.233, 0.908] mg/100g; Protein = 16.9 [15.8, 18.0] %; Omega3 = 0.322 [0.169, 0.635] g/100g; Selenium = 20.1 [8.9, 44.6] μg/100g; VitaminA = 16.4 [3.7, 73.8] μg/100g; Zinc = 0.337 [0.227, 0.497] mg/100g (wet weight);
