分類 / Names
俗名 | 同種異名 | Catalog of Fishes(屬, 種) | ITIS | CoL | WoRMS | Cloffa
Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers)
鱂形目 (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids)
花鱂科 (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
生態學
; 淡水 大洋性; pH range: 7.2 - 8.0; dH range: ? - 10; 非遷移的. 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 / 年齡
Maturity: Lm ? range ? - ? cm
Max length : 6.0 cm SL 雄魚/尚未辨別雌雄; (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).
身體有 12 深色的橫帶側邊上, 通常較突出的在雄性中。 尾鰭邊緣橘色的在雄性中有深色的靠近邊緣的條紋; 尾部通常有在鰭的基底附近的垂直的成列深色條紋而不是在邊緣上。 末梢部一半的上緣橘色的有黑色的邊緣。 臀鰭淡黃色的有黑色的斑塊.(參考文獻 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).
生活在污濁的水域中的一個食蟲的魚與在低到中速度的水流中, 在海拔的 20 與 100 公尺之間。 棲息於表面或者溫度在 22-30 °C 之間改變的小溪與溪流的中層水域。 (參考文獻 36880)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
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)
IUCN 瀕危狀態 (Ref. 130435: Version 2024-1)
近危 (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).
營養階層 (Ref.
69278): 3.2 ±0.40 se; based on food items.
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).
