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No image available for this species; drawing shows typical species in Ophichthidae.
分類 / Names 俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei > Anguilliformes (Eels and morays) 鰻鱺目 (Eels and morays) > Ophichthidae (Snake eels) 蛇鰻科 (Snake eels) > Ophichthinae
Etymology: Xyrias:Greek, xyreo = that cuts like a knife (Ref. 45335); chioui:Named for Captain Jiun-Shiun Chiou, who captured and donated this and other important eel specimens to the laboratory of the National Taiwan Ocean University. Eponymy: Captain Jiun-Shiun Chiou captured a number of eel specimens that he gave to the laboratory of the National Taiwan Ocean University, Keelung. (Ref. 128868), visit book page. More on authors: McCosker, Chen & Chen.
Environment: milieu / climate zone / 深度上下限 / distribution range 生態學
海洋 底中水層性, usually 60 - 70 m (Ref. 82687). ; 24°N - 23°N
A moderately elongate species of Xyrias with tail 47% and head 12% of TL; dorsal-fin origin well behind pectoral tips; pectoral fin spatulate, elongate, 5.9 in HL; snout short, 2.7 in jaw; upper jaw elongate, 2.6 in HL; center of eye in anterior 40% of upper jaw; labial cirri and barbels absent; eyes not elevated; head pores minute, supraorbital pores 1+3, infraorbital pores 4+3, preoperculomandibular pores 2+6; teeth numerous, conical, needle-like, biserial on maxilla and uniserial on mandible and vomer; coloration in preservative pale ventrally, becoming brown dorsally, pectoral fins brown, median fins with a thin dark margin. Vertebral formula 19/61/126 (Ref. 82687). Body shape (shape guide): eel-like.
Life cycle and mating behavior 成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
McCosker, J.E., W.-L. Chen and H.-M. Chen, 2009. Comments on the snake-eel genus Xyrias (Anguilliformes: Ophichthidae) with the description of a new species. Zootaxa 2289:61-67. (Ref. 82687)
Phylogenetic diversity index (參考文獻 82804): PD50 = 0.5625 [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).
營養階層 (參考文獻 69278): 3.9 ±0.6 se; based on size and trophs of closest relatives
回復力 (參考文獻 120179): 中等的, 族群倍增時間最少 1.4 - 4.4年 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref. 59153): Moderate to high vulnerability (53 of 100). 🛈
