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) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Brachyrhaphis: Greek, brachys, eia = short + Greek, raphis = needle (Ref. 45335).
Eponymy: Dr Donn Eric Rosen (1929–1986) was an American ichthyologist. [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 大洋性; pH range: 7.2 - 8.0; dH range: ? - 10; 非迁移的. 熱帶; 22°C - 30°C (Ref. 26130)
Central America: Costa Rica and Panama.
中美洲: 哥斯大黎加與巴拿馬。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 6.0 cm SL 雄鱼/尚未辨别雌雄; (Ref. 36880); 4.2 cm SL (female)
Body with 12 dark bars on the sides, usually more prominent in males. Caudal fin margin orange with darkened submarginal band in males; tail usually has vertical series of dark streaks near the fin base rather than on the margin. Distal half of dorsal margin orange with black margin. Anal fin yellowish with black blotch (Ref. 36880).
身体有 12 深色的横带侧边上, 通常较突出的在雄性中。 尾鳍边缘橘色的在雄性中有深色的靠近边缘的条纹; 尾部通常有在鳍的基底附近的垂直的成列深色条纹而不是在边缘上。 末梢部一半的上缘橘色的有黑色的边缘。 臀鳍淡黄色的有黑色的斑块.(参考文献 36880)
An insectivorous fish which lives in stagnant waters and in currents of low to moderate velocity, between 20 and 100 m of elevation. Inhabits surface or midwaters of creeks and streams where temperature varies between 22-30°C (Ref. 36880).
生活在污浊的水域中的一个食虫的鱼与在低到中速度的水流中, 在海拔的 20 与 100 公尺之间。 栖息于表面或者温度在 22-30 °C 之间改变的小溪与溪流的中层水域。 (参考文献 36880)
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
中美洲: 哥斯大黎加與巴拿馬。
Lucinda, P.H.F., 2003. Poeciliidae (Livebearers). p. 555-581. 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, Brazil. (Ref. 50894)
世界自然保护联盟红皮书 (Ref. 130435: Version 2024-2)
临近濒危 (NT) (B1ab(iii)); Date assessed: 31 December 2019
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5002 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00851 (0.00374 - 0.01935), b=3.14 (2.95 - 3.33), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.2 ±0.40 se; based on food items.
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).
