Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathypelagisch; oceanodroom (Ref. 51243); diepte 300 - 1441 m (Ref. 58426). Deep-water; 79°N - 41°N, 67°W - 35°E
Eastern Atlantic: Norwegian Sea from Lofoten Island northward to the western and northern coasts of Spitsbergen; southern part of the Barents Sea rarely to 35°E , on the Iceland-Faroes Ridge, Iceland and Greenland. Western Atlantic: Baffin Bay to Nova Scotia in Canada (Ref. 7251).
Lengte bij maturiteit / Grootte / Gewicht / Leeftijd
Maturity: Lm 43.1 range ? - ? cm
Max length : 77.5 cm TL mannelijk / geslacht onbekend; (Ref. 106276); max. gerapporteerde leeftijd: 75 Jaren (Ref. 45673)
Inhabit deep waters (Ref. 4570). Epibenthic-pelagic (Ref. 58426). Bear live young. Gregarious throughout life. Feed on euphausiids, hyperiids, cephalopods, chaetognaths and small fishes. Ovoviviparous (Ref. 4570). Longevity was determined from isotope ratios and given as at least 65 years in general and at least 75 years in the waters off Nova Scotia (Ref. 45673).
Ovoviviparous.
Hureau, J.-C. and N.I. Litvinenko, 1986. Scorpaenidae. p. 1211-1229. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris. Vol 3. (Ref. 4570)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: commercieel
Tools
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Estimates based on models
Preferred temperature (Ref.
123201): 0.4 - 6.6, mean 3.6 °C (based on 151 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00513 - 0.01411), b=3.04 (2.90 - 3.18), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 4.2 ±0.61 se; based on food items.
Generation time: 14.1 (10.3 - 18.3) years. Estimated as median ln(3)/K based on 12
growth studies.
Weerstandsvermogen (Ref.
120179): Zeer laag, minimale populatieverdubbelingstijd meer dan 14 jaar (K=0.05-0.10; tm=10-13).
Prior r = 0.18, 95% CL = 0.11 - 0.29, Based on 8 stock assessments.
Fishing Vulnerability (Ref.
59153): High vulnerability (58 of 100).
Climate Vulnerability (Ref.
125649): Moderate vulnerability (42 of 100).
Nutrients (Ref.
124155): Calcium = 12.1 [5.8, 36.4] mg/100g; Iron = 0.194 [0.085, 0.601] mg/100g; Protein = 18.3 [16.7, 19.7] %; Omega3 = 0.359 [0.105, 1.161] g/100g; Selenium = 43.1 [16.9, 112.9] μg/100g; VitaminA = 34.8 [4.6, 255.9] μg/100g; Zinc = 0.311 [0.186, 0.705] mg/100g (wet weight); based on
nutrient studies.
