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) > Smiliogastrinae
Etymology: Enteromius: Greek, enteron = intestine + Greek, myo, mys = muscle (Ref. 45335).
Eponymy: This is a toponym referring to Nyanza, a local name for Lake Victoria, where these species are found. (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性; pH range: 6.5 - 7.5; dH range: 10 - 18. 熱帶; 18°C - 28°C (Ref. 13614)
Africa: Lake Victoria and affluent streams and rivers (Ref. 104796). Also found in Middle Akagera system in Rwanda (Ref. 27628, 46152).
非洲: 在肯亞的尼安薩省與附近的維多利亞湖海岸的河。
大小 / 重量 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 7.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 27628)
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背的軟條 (總數) : 8; 臀鰭軟條: 6.
背鰭的最後鰭條些微地變硬了與比較不有齒在後面的側邊上, 確定地末梢部的部份 (參考文獻 27628; [I 認為作家最後意謂了 , 不分枝的鰭條取代最後的鰭條; Gert Boden,2001]). 觸鬚短; 前面的觸鬚不經過鼻孔; 在後部的觸鬚正好經過眼的前面側邊.(參考文獻 27628) 背部兩側褐色-銀色的色彩, 腹的旁銀色的。 淺灰色的黑色或黑色的側面條紋跳躍從鰓蓋到尾鰭; 背鰭、尾鰭與臀鰭是褐色-橘色的, 偶鰭不是色彩.(參考文獻 27628)
Found in lakes and rivers. In the Lake Victoria system it appears in rivers and lake-side streams during rains, and in dry season along shores of the lake (adults) or in floodwater pools (juveniles) (Ref. 104796). Anadromous (Ref. 104796). Likely to spawn twice a year; floodwater pools appear to be spawning grounds; breeding may also occur among grasses at river edges (Ref. 104796).
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: 在肯亞的尼安薩省與附近的維多利亞湖海岸的河。
Lévêque, C. and J. Daget, 1984. Cyprinidae. p. 217-342. In J. Daget, J.-P. Gosse and D.F.E. Thys van den Audenaerde (eds.) Check-list of the freshwater fishes of Africa (CLOFFA). ORSTOM, Paris and MRAC, Tervuren. Vol. 1. (Ref. 2801)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-2)
無危 (LC) ; Date assessed: 26 October 2015
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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=0.01122 (0.00523 - 0.02406), b=3.01 (2.84 - 3.18), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.0 ±0.3 se; based on size and trophs of closest relatives
回復力 (Ref.
120179): 高度, 族群倍增時間少於 15個月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
