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: Brachysomophis: Greek, brachys, eia = short + Greek, soma = body + Greek, ophis = serpent (Ref. 45335); porphyreus: Named for its purplish (= porphyreus) coloration when alive.
More on authors: Temminck & Schlegel.
Environment: milieu / climate zone / depth range / distribution range
生態學
海洋 居於水底的; 深度上下限 ? - 20 m (Ref. 42180). 溫帶
Northwest Pacific: Taiwan and the southern coasts of China and Japan.
西北太平洋: 台灣與中國與日本的南部海岸。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 130 cm TL 雄魚/尚未辨別雌雄; (Ref. 42180)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
脊椎骨: 137 - 148. This species is distinguished by the following characters: tail 52% and head 11-14% of TL; body cylindrical for most of its length; dorsal fin arising well behind pectoral-fin tips; pectoral fins moderately elongate, about 3-6 times in HL; snout moderate; about 3.0 in jaw; jaws elongate, about 2.1-3.0 in head; lower jaw extending beyond snout tip; nostrils in very short tubes in upper lip and closely associated; cirri of labial fringe minute on lips of subadults, absent in large adults; center of eye behind anterior 30% of jaw; interorbital space narrow, less than orbit width; dorsal head profile nearly flat from level of midjaw to snout tip; nape and cheeks swollen, narrowing anteriorly from level of midjaw; cephalic pores inconspicuous; free sensory neuromasts not visible on nape; teeth conical; purplish brown when alive; lateral-line and cephalic pores (except mandibular) surrounded by fine dark punctations.
尾部 52% 與頭部 11-14% 的 TL; 身體圓筒形的為大部分的它的長度; 出現的背鰭在胸鰭頂端正後方; 胸鰭中等細長的, 大約 HL比率 3-6; 吻中等的; 大約 3.0 在頜中; 顎延長, 大約 2.1-3.0個頭長比率; 下頜延伸超過吻頂端; 在非常短的管中在上嘴唇的鼻孔而且接近地聯合了; 唇穗邊的觸鬚細小的在亞成魚的唇上, 不存在於大的成魚; 眼睛中心在前面的 30% 的頜後面; 眼間隔狹窄又少於眼窩寬度; 頭部背面輪廓幾乎平坦從顎部中央的水平到吻頂端; 後頸與頰腫大的, 從顎部中央的水平向前逐漸狹窄; 頭部的孔不明顯的; 分離的感覺神經瘤看不見的在後頸上; 齒錐形; 紫褐色的當活著的; 側線與頭部的孔 (除了顎骨以外) 被黑色細斑包圍了。
Observed nearly fully buried within a muddy bottom at a depth of 20 m (Ref. 42180).
幾乎完全觀察埋藏在泥底部深度 20 公尺裡面。 (參考文獻 42180)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
西北太平洋: 台灣與中國與日本的南部海岸。
McCosker, J.E. and J.E. Randall, 2001. Revision of the snake-eel genus Brachysomophis (Anguilliformes: Ophichthidae), with description of two new species and comments on the species of Mystriophis. Indo-Pac. Fish. (33):1-32. (Ref. 42180)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5078 [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 (Ref.
69278): 4.1 ±0.6 se; based on size and trophs of closest relatives
回復力 (Ref.
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): Very high vulnerability (78 of 100).
Nutrients (Ref.
124155): Calcium = 26.2 [15.9, 48.5] mg/100g; Iron = 0.312 [0.176, 0.516] mg/100g; Protein = 18.4 [16.2, 20.9] %; Omega3 = 0.377 [0.166, 0.955] g/100g; Selenium = 14.6 [7.5, 29.9] μg/100g; VitaminA = 7.3 [1.9, 28.9] μg/100g; Zinc = 0.434 [0.313, 0.600] mg/100g (wet weight);
