محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 50 - 300 m (Ref. 35388). Temperate; 71°N - 50°N, 50°W - 21°E
Northeast Atlantic: Norwegian coast from Kattegat to Tanafjord in Finnmark, rare off Bear Island, northern part of North Sea, around Shetland Islands, Scotland, northern England, Wales and Ireland, rare in the English Channel; Rockall Bank, common around Faroes and Iceland; sporadic off East Greenland.
طول در اولین بلوغ / اندازه / وزن / سن
بلوغ: Lm 12.5, range 10 - 15 cm
Max length : 66.5 cm TL جنس نر / بدون خواص جنسي; (Ref. 106276); common length : 25.0 cm TL جنس نر / بدون خواص جنسي; (Ref. 4570); بيشينه وزن گزارش شده: 1.0 kg (Ref. 35388); بيشينه سن گزارش شده: 40 سال ها (Ref. 35388)
Inhabit rocky bottoms, close to the shore, between 10 and 150 m, but also recorded at 760 m (Ref. 4570). Live in shoals and moves closer to the shore in the summer (Ref. 35388). Feed on various small crustaceans and young fishes (Ref. 4570). Viviparous (Ref. 34817).
Ovoviviparous.
Wheeler, A., 1992. A list of the common and scientific names of fishes of the British Isles. J. Fish Biol. 41(suppl.A):1-37. (Ref. 5204)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: تجاري
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
دمای ترجیحی (مرجع
123201): 6.8 - 9.8, mean 7.8 °C (based on 186 cells).
شاخص تنوع فیلوژنتیکی (مرجع
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01148 (0.00733 - 0.01797), b=3.05 (2.92 - 3.18), in cm total length, based on LWR estimates for this species & Genus-body shape (Ref.
93245).
سطح تروفیک (مرجع
69278): 4.0 ±0.67 se; based on food items.
Generation time: 15.7 ( na - na) years. Estimated as median ln(3)/K based on 1
growth studies.
جهندگی (مرجع
120179): خیلی آهسته, كمينه زمان لازم براي دو برابر شدن جمعيت بيش از 14 سال (K=0.07; tm=20; tmax=40).
آسیبپذیری ماهیگیری (Ref.
59153): High to very high vulnerability (71 of 100).
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آسیبپذیری اقلیمی (Ref.
125649): High to very high vulnerability (71 of 100).
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مواد مغذی (Ref.
124155): Calcium = 16 [7, 45] mg/100g; Iron = 0.175 [0.079, 0.422] mg/100g; Protein = 17.7 [16.5, 19.1] %; Omega3 = 0.883 [0.338, 2.408] g/100g; Selenium = 43.3 [17.5, 116.9] μg/100g; VitaminA = 10.7 [2.4, 47.4] μg/100g; Zinc = 0.331 [0.174, 0.567] mg/100g (wet weight);
