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Scombriformes (Mackerels) >
Gempylidae (Snake mackerels)
Etymology: Neoepinnula: Greek, neos = new + Latin ex = outside + Latin, diminutive of pinna = spiny (Ref. 45335); minetomai: Named for Takeshi Minetoma, a local fisherman in Kuchierabu-jima Island, Kagoshima..
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري قاعية التغذية و المعيشة; نطاق العمق 380 - 420 m (Ref. 115418). Deep-water
Northwest Pacific: Japan.
الحجم / وزن / العمر
Maturity: Lm ? range ? - ? cm
Max length : 32.7 cm SL ذكر/ مختلط الجنس; (Ref. 115418)
وصف مختصر
مفاتيح التعريف | الوصف الخارجي | قياسات المظهر الخارجي
الأشواك الظهرية (المجموع) : 17; الأشعة الظهرية الناعمة (المجموع) : 20; شوكة شرجية: 3; أشعه شرجية لينه: 20; فقرات: 32. This species is disitinguished by the following set of characters: orbit is huge, its horizontal diameter about equal to snout length 10.6-10.9 % SL, 31.3-31.7 %HL, and its upper margin forming dorsal profile of head; fleshy interorbital width is less than orbit diameter, 8.8-8.9 % SL; posteroventral corner of the preopercle forming an acute angle; distal margin of second dorsal and anal fins concave; lower jaw no distinctly enlarged canines; anterior part of the lower lateral line above pectoral fin base covered laterally by opercle; oral cavity is uniformly black; HL 33.5-34.8 % SL; body depth at pelvic fin base 28.2-29.0 % SL, at anal fin origin 27.0-28.0 % SL; pectoral fin length 17.9-18.1 % SL; length of upper caudal fin lobe 25.6 % SL; length of lower caudal fin lobe 23.4-24.0 % SL; snout length 31.3-33.4 % HL; postorbital length 38.2-39.0 % HL; upper jaw length 40.5-41.2 % HL (Ref. 115418).
The species is closely associated with steep rocky bottoms around the islands where it occurs (Ref. 115418)..
Life cycle and mating behavior
Maturities | التكاثر | Spawnings | Egg(s) | Fecundities | Larvae
Nakayama, N., Y. Kimura and H. Endo, 2015. Neoepinnula minetomai, a new species of sackfish from off Kuchierabu-jima Island, southern Japan (Actinopterygii: Gempylidae). Ichthyol. Res. 62(3):320-326. (Ref. 115418)
IUCN Red List Status (Ref. 130435)
استخدامات بشرية
أدوات
تقارير خاصة
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مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = No PD50 data [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00426 - 0.02456), b=3.00 (2.80 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
مستوى غذائي (Ref.
69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
المرونه (Ref.
120179): عالي, الحد الزمني الأدني لتضاعف عدد أفراد المجتمع أقل من 15 شهر (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low to moderate vulnerability (30 of 100).
