分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps) >
Nemacheilidae (Brook loaches)
Etymology: Nemacheilus: Greek, nema, -atos = filament + Greek, cheilos = lip (Ref. 45335); banar: Named after the Ba Nar ethnic minority. Noun in apposition.
Eponymy: This is not a true eponym as the fish is named after the Ba Nar, an ethnic minority people in the area of Vietnam where this species was collected. Two species of amphibians are also named after them. (Ref. 128868), visit book page.
More on authors: Freyhof & Serov.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
Asia: Sesan and Ba rivers in Vietnam.
亞洲: 越南。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 8.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 40772)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背棘 (總數) : 0; 背的軟條 (總數) : 14; 臀棘: 0; 臀鰭軟條: 9. 2-3 small black spots on last simple dorsal-fin ray; dark blotch at base of simple and first two branched dorsal-fin rays; head spotted; color pattern with 8-13 dark blotches along lateral line, reaching venter in most specimens; no conspicuous black stripe along lateral line or along mid-dorsal longitudinal line; caudal peduncle elongated, 1.9-2.4 times longer than deep; no acuminate scales on caudal peduncle; distinct median incision in upper lip.
在最後的單一背鰭鰭條上的 2-3個小的黑色斑點; 在單一而前面兩個分枝的背鰭鰭條的基底的黑色斑塊; 頭部有斑點的; 彩色斑紋 8-13個黑色斑塊沿著被在大多數的標本中達到腹部的側線; 沒有顯著的黑色斑紋沿著側線或者沿著背部中央縱向的線; 尾柄延長, 深地的 1.9-2.4 倍; 沒有銳利的尾梗上的鱗片; 在上嘴唇中明顯的中央切口。
Adult specimens have been collected in fast-flowing rivers with rock or large-sized gravel substratum; juveniles from sandy substratum in moderate current.
成年的標本曾經在快速流動的河收集有岩石或巨大的體型礫石下層土壤; 在平穩的水流中稚魚來自沙的下層土壤。
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
亞洲: 越南。
Freyhof, J. and D.V. Serov, 2001. Nemacheiline loaches from Central Vietnam with descriptions of a new genus and 14 new species (Cypriniformes: Balitoridae). Ichthyol. Explor. Freshwat. 12(2):133-191. (Ref. 40772)
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 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00724 (0.00347 - 0.01512), b=3.01 (2.83 - 3.19), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 2.7 ±0.3 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): Low vulnerability (10 of 100).
