分类 / 名称
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).
Eponymy: Martin François Geay (1859–1910) was a pharmacist, natural history collector, and traveller. [...] (Ref. 128868), visit book page.
More on author: Vaillant.
环境:氛围 / 气候带 / 深度上下限 / 分布范围
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
成熟度: 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)
生命周期和交配行为
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)
世界自然保护联盟红皮书 (Ref. 130435: Version 2025-2 (Global))
人类利用
渔业: 没有兴趣; 水族馆: 商业性
工具
特别资料
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网络资源
基于模型的估算
系统发育多样性指数 (参考文献 82804) |
PD50 = 0.5000 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00912 (0.00524 - 0.01589), 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 (参考文献 69278) |
3.3 ±0.4 se; based on size and trophs of closest relatives |
回复力 (参考文献 120179) |
高度, 族群倍增时间少于 15个月 (Preliminary K or Fecundity.). |
渔业脆弱性 (Ref. 59153) |
Low vulnerability (10 of 100). 🛈 |