>
Anguilliformes (Eels and morays) >
Ophichthidae (Snake eels) > Ophichthinae
Etymology: Apterichtus: From the Greek απτερόν (apteron), without fins, and ίχθύς (ichtus, more correctly written ichthys; masculine), fish; keramanus: Named for Kerama Island.
Environment: milieu / climate zone / depth range / distribution range
البيئة
بحري القاع; نطاق العمق 25 - 50 m (Ref. 13667). Temperate
Western Pacific: known only from Kerama Island, Okinawa Prefecture, southern Japan.
الحجم / وزن / العمر
Maturity: Lm ?  range ? - ? cm
Common length : 27.6 cm TL ذكر/ مختلط الجنس; (Ref. 13667)
Life cycle and mating behavior
النضج | التكاثر | وضع البيض | بيض | الخصوبة | Larvae
Machida, Y., H. Hashimoto and T. Yamakawa, 1997. Apterichtus keramanus, a new snake eel from Okinawa, southern Japan (Ophichthinae, Ophichthidae). Ichthyol. Res. 44(1):27-33. (Ref. 13667)
IUCN Red List Status (Ref. 130435: Version 2024-1)
استخدامات بشرية
أدوات
تقارير خاصة
Download XML
مصادر علي الأنترنت
Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00091 (0.00039 - 0.00215), b=2.99 (2.79 - 3.19), 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 (31 of 100).