Common names from other countries
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Scombriformes (Mackerels) >
Trichiuridae (Cutlassfishes) > Lepidopodinae
Etymology: Lepidopus: Greek, lepis = scale + Greek, pous = foot (Ref. 45335).
Environment: milieu / climate zone / نطاق العمق / distribution range
البيئة
بحري قاعية التغذية و المعيشة; محيطية (Ref. 51243); نطاق العمق 42 - 620 m (Ref. 56504), usually 100 - 300 m (Ref. 6181). Deep-water; 64°N - 49°S, 29°W - 176°W (Ref. 6181)
Eastern Atlantic: France and western Mediterranean to Senegal, including Azores, Madeira, the Canary Islands and offshore seamounts; Cape Fria, Namibia to Agulhas Bank, South Africa including northern Walvis Ridge. Southern Indian Ocean: seamounts 30 to 35°S. Southwest Pacific: Australia (New South Wales to southern West Australia) and New Zealand. Southeast Pacific: Peru. A doubtful record from Cape San Lucas, Mexico.
Length at first maturity / الحجم / وزن / العمر
النضج: Lm 111.0, range 92 - ? cm
Max length : 210 cm TL ذكر/ مختلط الجنس; (Ref. 36731); common length : 117 cm SL ذكر/ مختلط الجنس; (Ref. 6181); أعلا وزن تم نشرة: 8.0 kg (Ref. 6181); العمر: 8 سنين (Ref. 117131)
الأشعة الظهرية الناعمة (المجموع) : 98 - 110; شوكة شرجية: 2; أشعه شرجية لينه: 59 - 66; فقرات: 105 - 114. Second anal-fin spine plate-like. Pyloric caeca 20 - 29. Body uniformly silvery (Ref. 6181). Pelvic fin very small (Ref. 35388).
Body shape (shape guide): eel-like; Cross section: compressed.
Occur on continental shelf, along its edge and upper slope down to 400 m (600 m in Australia), usually over sandy and muddy bottoms from 100 to 250 m (over 300 m in Australia). Depth range from 333-620 m in the eastern Ionian Sea (Ref. 56504). Migrate into midwater at night. Form schools; occasionally found inshore in upwelling of deep water when it appears at surface. Feed on crustaceans, small squid and fish (Ref. 6768). Eggs and larvae are pelagic (Ref. 6768).
Nakamura, I. and N.V. Parin, 1993. FAO Species Catalogue. Vol. 15. Snake mackerels and cutlassfishes of the world (families Gempylidae and Trichiuridae). An annotated and illustrated catalogue of the snake mackerels, snoeks, escolars, gemfishes, sackfishes, domine, oilfish, cutlassfishes,. scabbardfishes, hairtails, and frostfishes known to date. FAO Fish. Synop. 125(15):136 p. (Ref. 6181)
IUCN Red List Status (Ref. 130435: Version 2025-1)
استخدامات بشرية
مصائد: ذو قيمة تاجرية عالية; لعبة سمكه: نعم
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (مرجع
123201): 9.8 - 16, mean 12.1 °C (based on 330 cells).
Phylogenetic diversity index (مرجع
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00041 (0.00032 - 0.00052), b=3.11 (3.04 - 3.18), in cm total length, based on LWR estimates for this species (Ref.
93245).
مستوى غذائي (مرجع
69278): 3.8 ±0.3 se; based on diet studies.
المرونه (مرجع
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (K=0.14-0.38; tmax=5-8).
Prior r = 0.41, 95% CL = 0.27 - 0.61, Based on 4 data-limited stock assessments.
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (53 of 100).
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Climate Vulnerability (Ref.
125649): Moderate vulnerability (38 of 100).
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Nutrients (Ref.
124155): Calcium = 12.7 [5.3, 26.3] mg/100g; Iron = 0.278 [0.126, 0.619] mg/100g; Protein = 17.3 [15.6, 19.0] %; Omega3 = 0.219 [0.095, 0.529] g/100g; Selenium = 34.6 [12.2, 93.0] μg/100g; VitaminA = 4.17 [0.63, 22.13] μg/100g; Zinc = 0.279 [0.173, 0.476] mg/100g (wet weight); based on
nutrient studies.
