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Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Ophichthus: Greek, ophis = serpent + Greek, ichthys = fish (Ref. 45335); kusanagi: The name 'kusanagi' refers to the ancient holy sword 'kusanagi-no-tsurugi' (one of the Three Imperial Regalia of Japan) which was used by the legendary Japanese prince Yamato Takeru no Mikoto for
cutting grass and avoiding disaster at Suruga-no-kuni, the type locality of the species.
محیط زیست: محیط زیست / منطقه آب و هوایی / تغييرات عمق / محدوده توزیع
بوم شناسي
دريايي نزديك كف زي; تغييرات عمق 285 - 480 m (Ref. 131479). Subtropical
Northwest Pacific: Japan.
اندازه / وزن / سن
بلوغ: Lm ?  range ? - ? cm
Max length : 65.1 cm TL جنس نر / بدون خواص جنسي; (Ref. 131479)
توصيف مختصر
كليدهاي شناسايي | ريخت شناسي | ريخت ستجي بوسيله انداره گيري
مهره ها: 158 - 163. This species is distinguished by the following characters: head 7.3-9.1% TL; tail 58-60% TL; body depth at gill opening 2.6-3.0% TL; snout 18-20% HL; posterior nostril opening is slightly above upper lip, concealed by a broad dermal flap; mandibular pores 6; preopercular pores 2; teeth on maxilla and vomer biserial; pectoral fin short (length 22–31% HL), its posterodorsal tip pointed, not elongated; dorsal-fin origin is behind pectoral-fin tip 2.0-2.5 times pectoral-fin length (i.e. horizontal distance from a vertical through gill opening to the origin 3.0-3.5 in the fin length and 0.7-1.0 times head length); margin of anal fin not dark-colored margin; pectoral-fin rays 13; total vertebrae 158-163, mean vertebral formula 19-60-160 (Ref. 131479).
Cross section: oval.
چرخه زندگی و رفتار جفتگیری
بلوغ | تولید مثل | تخم ریزی | تخم ها | باروری | توزاد ( لارو)
Hibino, Y., J.E. McCosker and F. Tashiro, 2019. Four new deepwater Ophichthus (Anguilliformes: Ophichthidae) from Japan with a redescription of Ophichthus pallens (Richardson 1848). Ichthyological Research 66(2):289-306. (Ref. 131479)
وضعيت در فهرست قرمز IUCN (Ref. 130435: Version 2025-2 (Global))
خطر برای انسان ها
Harmless
استفاده انسانی
ماهي گيري – شيلات: از بی علاقه گی
ابزارها
گزارش های ويژه
بارگيری XML
منابع اينترنتي
تخمینها بر اساس مدلها
شاخص تنوع فیلوژنتیکی (مرجع 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00093 (0.00041 - 0.00212), b=2.99 (2.79 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
سطح تروفیک (مرجع 69278) |
3.9 ±0.7 se; based on size and trophs of closest relatives |
جهندگی (مرجع 120179) |
متوسط, كمينه زمان لازم براي دو برابر شدن جمعيت 4/1 – 4/4 سال (Preliminary K or Fecundity.). |
آسیبپذیری ماهیگیری (Ref. 59153) |
Low to moderate vulnerability (35 of 100). 🛈 |