Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع; نطاق العمق 40 - 700 m (Ref. 56504). Subtropical; 62°N - 10°N, 18°W - 36°E
Eastern Atlantic: western Norway, Skagerrak, Shetlands and western Scotland to Senegal. Also in the Mediterranean (mainly western part).
Length at first maturity / الحجم / وزن / العمر
Maturity: Lm 8.2 range ? - ? cm
Max length : 30.0 cm TL ذكر/ مختلط الجنس; (Ref. 5377); common length : 13.0 cm SL ذكر/ مختلط الجنس; (Ref. 4952)
الأشواك الظهرية (المجموع): 9 - 10; الأشعة الظهرية الناعمة (المجموع): 23-25; شوكة شرجية 3; أشعه شرجية لينه: 22 - 24. Eye large; snout as long as eye or longer. Mouth very protractile, forming a short tube when protruded. Third dorsal and anal spines only a little longer and stronger than the others. Body depth more than one and a half times in standard length. Vertebrae 21-23.
Depth range from 40-600 m (Ref. 35388) and from 288-700 m in the eastern Ionian Sea (Ref. 56504). Gregarious. Form schools. Found over rock or coral, but also trawled over sandy ground. Feed on crustaceans or worms, mollusks (Ref. 4952). Males are smaller than females (Ref. 5377).
Quéro, J.-C., 1986. Caproidae. p. 777-779. 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. 2. (Ref. 4952)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
مصائد: غير ذات اهمية
مزيد من المعلومات
مراجعالأستزراع المائيملف الأستزراع المائيسلالاتجينيElectrophoresesالتوريثالأمراضمعالجةNutrientsMass conversion
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 6.9 - 15, mean 10.7 °C (based on 295 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01905 (0.01455 - 0.02496), b=2.81 (2.73 - 2.89), in cm total length, based on LWR estimates for this species (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.1 ±0.3 se; based on diet studies.
المرونه (Ref.
120179): منخفض, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 4.5-14 سنة (K=0.145; tmax=26; tm=1.84).
Prior r = 0.44, 95% CL = 0.29 - 0.69, Based on 1 stock assessment.
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
Climate Vulnerability (Ref.
125649): Low vulnerability (19 of 100).
Nutrients (Ref.
124155): Calcium = 74.7 [37.7, 139.1] mg/100g; Iron = 1.11 [0.56, 2.07] mg/100g; Protein = 17.9 [16.7, 19.0] %; Omega3 = 0.313 [0.180, 0.549] g/100g; Selenium = 37 [16, 86] μg/100g; VitaminA = 18.1 [4.5, 77.6] μg/100g; Zinc = 0.767 [0.502, 1.164] mg/100g (wet weight);
