分类 / Names
俗名 | 同种异名 | Catalog of Fishes(属, 种) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Rivulidae (Rivulines) > Rivulinae
Etymology: geayi: The name is dedicated to M. Geay, who first discovered it (Ref. 27188).
More on author: Vaillant.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 底中水层性; 非迁移的. 熱帶; 24°C - 28°C (Ref. 2060)
South America: Atlantic coastal rivers and Amazon River basin.
南美洲: 法屬圭亞那與巴西。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 5.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 35237); common length : 4.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 27139)
Calm and timid. Typical species of wooded rivers where the current is slow and the bottom is covered with dead leaves. Sexual differentiation is possible at the age of two months (Ref. 27188). Not a seasonal killifish (Ref. 27139). Difficult to breed in the aquarium. Eggs measure 1.6 mm in diameter (Ref. 35237).
平静与胆小的。 水流慢的树木繁茂河的典型种与底部被覆盖着枯叶的地方。 性的区别在二个月大的时候是可能的。 (参考文献 27188) 不是一个季节性的鳉科鱼类.(参考文献 27139) 困难的在水族馆繁殖。 卵测量 1.6 mm 直径。 (参考文献 35237)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
Eggs are of 1.6 mm diameter.南美洲: 法屬圭亞那與巴西。
Costa, W.J.E.M., 2003. Rivulidae (South American Annual Fishes). p. 526-548. In R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil. (Ref. 36579)
人类利用
渔业: 没有兴趣; 水族馆: 商业性
更多信息
年龄范围成长体长-体重体长-体长体长-频率形态测量图型态特徵仔鱼稚鱼动力学入添量丰度BRUVS
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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=0.00912 (0.00512 - 0.01625), b=3.14 (2.98 - 3.30), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
回复力 (Ref.
120179): 高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).