分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps)
鯉形目 (Carps) >
Cyprinidae (Minnows or carps)
鯉科 (Minnows or carps) > Acrossocheilinae
Etymology: Onychostoma: Greek, onyx, -ychos = nail + Greek, stoma = mouth (Ref. 45335).
More on author: Boulenger.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水; 半鹹淡水 底中水層性. 熱帶
Asia: Laos, Viet Nam, China.
亞洲: 寮國，越南，中國。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 23.8 cm SL 雄魚/尚未辨別雌雄; (Ref. 82789); common length : 12.5 cm SL 雄魚/尚未辨別雌雄; (Ref. 35840)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Body golden yellowish with a dark mid-lateral stripe, broader and most conspicuous above pectoral; sometimes a few thinner stripes below mid-lateral stripe; large adults with a transverse row of 4-6 large tubercles on tip of snout; wide mouth, width about 1.5 times in maximum head width; barbels absent in adults; last simple dorsal ray slender, and finely serrated posteriorly in large adults; caudal peduncle 2.0-2.8 times longer than deep (Ref. 43281).
身體金的淡黃色的具有一個黑色側面中央的斑紋, 比較寬的與大部分顯著的上方胸鰭; 有時在側面中央的斑紋之下的一些較薄的斑紋; 在吻尖上大的成魚有 4-6 的橫跨列大的瘤結; 寬的嘴, 寬度大約 1.5 倍最大的頭部寬度; 觸鬚不存在於成魚; 最後的單一背鰭鰭條細長的, 而且在後部地在大的成魚中細鋸齒狀的; 尾柄深地的 2.0-2.8 倍.(參考文獻 43281)
Adults inhabit streams with swift and clear waters (Ref. 43281).
用迅急清澈的水域棲息於溪流。 (參考文獻 43281)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔魚
亞洲: 寮國，越南，中國。
Kottelat, M., 2013. The fishes of the inland waters of Southeast Asia: a catalogue and core bibliography of the fishes known to occur in freshwaters, mangroves and estuaries. The Raffles Bulletin of Zoology 2013 (Suppl. 27):1-663. (Ref. 94476)
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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=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this 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 (19 of 100).
