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).
More on author: Regan.
Environment: milieu / climate zone / depth range / distribution range
生態學
; 淡水 大洋性; pH range: ? - 8.0; dH range: ? - 8.5; 非遷移的. 熱帶; 23°C - 32°C (Ref. 36880)
Central America: Costa Rica.
中美洲: 哥斯大黎加。
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)
簡短描述
檢索表 | 型態特徵 | 形態測量圖
Sides with up to 12 dark bars, more prominent on males and diffused or absent in females. Caudal fin margin yellow or orange, submarginal darkened band in males. Distal half of dorsal fin yellowish or orange; the margin of the fin is black. Anal fin yellow with a black blotch. The gonopodium is shorter (mean 30.4% of SL) than B. olomina (mean 32.9 of SL) (Ref. 36880).
側邊多達 12條深色的橫帶, 較突出的在雄性上而且擴散了或者不存在於雌性。 尾鰭邊緣黃色或橘色的, 在雄性中的靠近邊緣的顏色較深條紋。 末梢部一半的背鰭淡黃色或橘色的; 鰭的邊緣是黑色的。 臀鰭黃色的有一個黑色的斑塊。 生殖足比 B. olomina(SL 中的平均 32.9) 更短的 (意謂 30.4% 的 SL) 。 (參考文獻 36880)
An insectivorous fish which lives in waters of low to moderate current velocity, rarely in strong current, from 3-540 m elevation; in temperatures 23-32°C. Inhabits midwater or near the surface in brooks and creeks; sometimes in shallow waters of large rivers (Ref. 36880).
生活在低到中水流速度的水域中,極少在強的水流的一個食蟲的魚, 從 3-540 公尺海拔; 在溫度 23-32 ° C. 在小溪與小溪中棲息於中層水域或接近水表面; 有時在淺水區中大河.(參考文獻 36880)
Life cycle and mating behavior
成熟度 | 繁殖 | 產卵場 | 卵 | 孕卵數 | 仔魚
Every 28 days, female gives birth to 10-30 young.
Can be very aggressive, even to their own Young. This updates previous information from Ref. 26130.中美洲: 哥斯大黎加。
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)
人類使用
工具
特別的報告
下載 XML
網路資源
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 (tm<1).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
