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) >
Characidae (Characins; tetras)
脂鯉科 (Characins; tetras) > Stevardiinae
Etymology: Iotabrycon: Taken from the Greek letter "iota", with the meaning of the least or in very small quantity + Greek, brykon = to bite (Ref. 45335).
More on author: Roberts.
Issue
No recent description. See Weitzman & Fink (1985) and Weitzman & Menezes (1998) for relationships. See Burns et al. (1995) for data about insemination.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 底中水層性. 熱帶
South America: Vinces River basin in Ecuador.
南美洲: 文斯河流域。
大小 / 重量 / 年齡
Maturity: Lm ?  range ? - ? cm
Max length : 2.2 cm SL 雄魚/尚未辨別雌雄; (Ref. 34092)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
南美洲: 文斯河流域。
Géry, J., 1977. Characoids of the world. Neptune City ; Reigate : T.F.H. [etc.]; 672 p. : ill. (chiefly col.) ; 23 cm. (Ref. 598)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
近危 (NT) (B1ab(iii)); Date assessed: 28 August 2020
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00955 (0.00443 - 0.02057), b=3.06 (2.88 - 3.24), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
營養階層 (Ref.
69278): 3.0 ±0.4 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).