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Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Paradiplospinus: Greek, para = the side of + Greek, diploos = double + Latin, spina, pinna = thron (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية المعيشة; نطاق العمق 368 - 626 m (Ref. 6181). Deep-water; 16°S - 30°S, 3°E - 15°E (Ref. 6181)
Southeast Atlantic: known only from off Namibia and western South Africa.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Max length : 52.0 cm SL ذكر/ مختلط الجنس; (Ref. 27121)
الأشواك الظهرية (المجموع) : 35 - 38; الأشعة الظهرية الناعمة (المجموع) : 26 - 30; شوكة شرجية: 2; أشعه شرجية لينه: 24 - 29; فقرات: 60 - 64. Body is extremely elongate. Mouth is large and with fang-like teeth. Eyes large. Pyloric caeca 6. Color of body and fins brownish black.
Occurs in the upper continental slope (Ref. 6181). Juveniles probably pelagic (probably mesopelagic) (Ref. 6181). Specimens 35 to 40 cm SL had ripe gonads (Ref. 6181).
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
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)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Preferred temperature (Ref.
123201): 6.2 - 7.9, mean 7 °C (based on 8 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00102 (0.00046 - 0.00225), b=3.06 (2.88 - 3.24), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 4.5 ±0.7 se; based on diet studies.
المرونه (Ref.
120179): وسيط, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع 1.4-4.4 سنة (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Moderate to high vulnerability (45 of 100).
Climate Vulnerability (Ref.
125649): High to very high vulnerability (66 of 100).
Nutrients (Ref.
124155): Calcium = 28.5 [13.6, 68.3] mg/100g; Iron = 0.46 [0.18, 1.05] mg/100g; Protein = 17.2 [15.0, 19.1] %; Omega3 = 0.275 [0.144, 0.534] g/100g; Selenium = 19.2 [8.0, 42.4] μg/100g; VitaminA = 14.6 [3.1, 68.0] μg/100g; Zinc = 0.308 [0.206, 0.462] mg/100g (wet weight);