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: Rivulus: Latin, rivus = stream (Ref. 45335).
Eponymy: Erhard Roloff (1903–1980) was a German aquarist and amateur ichthyologist. [...] (Ref. 128868), visit book page.
Taxonomic Remarks
Incertae sedis: presently not possible to assign to any genus until a complete set of morphological and molecular data can be analysed (Ref. 89845).
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; 20°C - 26°C (Ref. 2060)
Central America: Dominican Republic.
中美洲: 多明尼加共和國。
大小 / 重量 / 年龄
成熟度: Lm ?  range ? - ? cm
Max length : 5.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 36579)
Inhabits headwater streams. Associates with Poecilia and Limia species in small, sand-bottomed creeks with fast currents (Ref. 13498). Not a seasonal killifish. Is difficult to maintain in aquarium (Ref. 27139).
栖息于溪流源头。 伴随着在小又砂质底的小溪 Poecilia 与 Limia 种且水流快速的地方.(参考文献 13498) 不是一个季节性的鱂科鱼类。 在水族馆是难以维持。 (参考文献 27139)
生命周期和交配行为
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
中美洲: 多明尼加共和國。
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))
临近濒危 (NT) (B1b(iii)); Date assessed: 29 May 2020
人类利用
渔业: 商业性; 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 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high]. |
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Bayesian length-weight
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a=0.00661 (0.00312 - 0.01398), b=3.10 (2.92 - 3.28), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref. 93245). |
营养阶层 (参考文献 69278) |
3.2 ±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). 🛈 |
价格分类 (Ref. 80766) |
Unknown.
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