分類 / 名稱
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cypriniformes (Carps)
鯉形目 (Carps) >
Cobitidae (Spined loaches)
鰍科 (Spined loaches)
Etymology: Cobitis: Greek, kobitis, -idos = a kind of sardine; also related with the voice Greek, kobios, Latin gobius = gudgeon (Ref. 45335); takenoi: Named for Mr. Makoto Takeno, who discovered this spined loach.
Eponymy: Makoto Takeno of the Graduate School of Agriculture, Kinki University, Osaka, Japan, discovered this species. [...] (Ref. 128868), visit book page.
環境： 環境 / 氣候帶 / 深度上下限 / 配送範圍
生態學
; 淡水 底中水層性.
分布
領土 | FAO區域 | 生態系 | 發現紀錄 | 分布圖 | 簡介 | Faunafri
Asia: Kyoto prefecture, Honshu Island, Japan.
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 6.6 cm SL 雄魚/尚未辨別雌雄; (Ref. 118115); 8.5 cm SL (female)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
背的軟條 (總數) : 10; 臀鰭軟條: 8; 脊椎骨: 40 - 44. This species can be diagnosed by the following characters: maxillary barbel short, more of the same eye diameter; adult males with lamina circularis simple and roundish; upper segments of the first branched ray of the pectoral fin narrow; prepelvic myotome 14; line L5 organized in 11-17 oblong or ovoid blotches out of spawning season, and lines L3 and L5 in adult male well-developed longitudinal obvious stripes during spawning season; lower and upper spot at caudal base not connected; tetraploid (Ref. 118115).
Body shape (shape guide): elongated.
Occurs in the middle and lower reaches of rivers with sandy-mud bottom (Ref. 118115).
生命週期和交配行為
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Nakajima, J., 2016. Cobitis takenoi sp. n. (Cypriniformes, Cobitidae): a new spined loach from Honshu Island, Japan. ZooKeys 568:119-128. (Ref. 118115)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-2)
極危 (CR) (B2ab(iii,v)); Date assessed: 07 December 2017
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基於模型的估計
系統發育多樣性指數 (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00513 (0.00234 - 0.01125), b=3.09 (2.92 - 3.26), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (參考文獻
69278): 3.2 ±0.4 se; based on size and trophs of closest relatives
回復力 (參考文獻
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
釣魚的脆弱性 (Ref.
59153): Low vulnerability (10 of 100).
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