分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Characiformes (Characins)
脂鯉目 (Characins) >
Alestidae (African tetras)
Alestidae (African tetras)
Etymology: Micralestes: Greek, mikros = small + Greek,lestes = thief (Ref. 45335).
Eponymy: Lieutenant Maurice Joseph Auguste Marie Raphael Storms (1875–1941) is described in Boulenger’s cryptic etymology as “…a cousin of the late Raymond Storms, so well-known for his important contributions to paleoichthyology”. [...] (Ref. 128868), visit book page.
More on author: Boulenger.
Environment: milieu / climate zone / 深度上下限 / distribution range
生態學
; 淡水 大洋性; pH range: 6.0 - 7.6; dH range: 18 - 25. 熱帶; 22°C - 26°C (Ref. 2059)
Africa: widely distributed in the Congo River basin (Ref. 42032) in Central African Republic (Ref. 45441) and Democratic Republic of the Congo (Ref. 42032). Also reported from the Rusizi and Malagarasi in Burundi (Ref. 98755), the Lake Chad basin in Central African Republic (Ref. 83569) and the Lake Tanganyika basin in Tanzania (Ref. 4967).
非洲: 剛果河流域，查德， Ituri。 也出現在坦尚尼亞。 (參考文獻 4967)
大小 / 重量 / 年齡
成熟度: Lm ? range ? - ? cm
Max length : 10.0 cm SL 雄魚/尚未辨別雌雄; (Ref. 4967)
背棘 (總數) : 2; 背的軟條 (總數) : 8; 臀棘: 3; 臀鰭軟條: 15 - 16. Body height 2.9-3.9 times in standard length (Ref. 42032). Head length 3.7-3.9 times in standard length (Ref. 42032). Cuspid number: external row on upper jaw 5-6, internal row on upper jaw 6-8, external row on lower jaw 5-8, internal row on lower jaw 1 (Ref. 42032). Weakly developed black mediolateral band in front of the pelvic fins but more expressed to the back of the body (Ref. 42032). Mediolateral band silvery in live specimens (Ref. 42032). Fins without black spot (Ref. 42032).
Body shape (shape guide): fusiform / normal.
身體高度 2.9-3.9 倍標準的長度.(參考文獻 42032) 頭長 3.7-3.9 倍標準的長度.(參考文獻 42032) 犬齒數字: 在上頜 5-6 上的外部的列, 在上頜 6-8 上的內在的列, 在下頜 5-8 上的外部的列, 在下頜 1 上的內在的列.(參考文獻 42032) 微弱地在腹鰭之前發展了黑色的側面中央的條紋，但是更多對身體的背部表達。 (參考文獻 42032) 側面中央的條紋銀色的在活體中.(參考文獻 42032) 鰭沒有黑色的斑點。 (參考文獻 42032)
Inhabits lakes (Ref. 4967).
棲息於湖。 (參考文獻 4967)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
非洲: 剛果河流域，查德， Ituri。 也出現在坦尚尼亞。 (參考文獻 4967)
Paugy, D., 1984. Characidae. p. 140-183. 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. 5331)
IUCN 瀕危狀態 (Ref. 130435: Version 2025-1)
無危 (LC) ; Date assessed: 13 August 2019
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Estimates based on models
Phylogenetic diversity index (參考文獻
82804): PD
50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01072 (0.00484 - 0.02371), b=3.02 (2.84 - 3.20), in cm total length, based on LWR estimates for this (Sub)family-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.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
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