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); roswithae: Named in honor of Roswitha Etzel, Cuxhaven (Ref. 42972).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 大洋性; pH range: 6.8 - 9.2; 非迁移的. 熱帶; 20°C - 24°C (Ref. 42972)
Central America: Panama.
中美洲: 巴拿馬。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 5.0 cm TL 雄鱼/尚未辨别雌雄; (Ref. 50894)
简单描述
检索表 | 型态特徵 | 形态测量图
背棘 (总数) : 0; 背的软条 (总数) : 9; 脊椎骨: 27 - 29. Pronounced dark brown reticulum along the body sides, often with a crescent tail pattern (Ref. 42972).
明显的深褐色的网状质沿着身体侧边, 时常具有一个新月形的尾部图案.(参考文献 42972)
Inhabits small rivers; adults found in schools (Ref. 42972).
栖息于小的河; 成群出现的成鱼.(参考文献 42972)
Life cycle and mating behavior
Maturities | 繁殖 | Spawnings | Egg(s) | Fecundities | 仔鱼
中美洲: 巴拿馬。
Meyer, M.K. and V. Etzel, 1998. Notes on the genus Brachyrhaphis Regan 1913, with the description of a new species from Panama. Senckenb. Biol. 77(2):155-160. (Ref. 42972)
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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=0.00813 (0.00354 - 0.01865), b=3.16 (2.97 - 3.35), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
营养阶层 (Ref.
69278): 3.3 ±0.4 se; based on size and trophs of closest relatives
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).
![Image of Brachyrhaphis roswithae (Roswitha\](/images/thumbnails/gif/tn_POECILT0.gif "Image of Brachyrhaphis roswithae (Roswitha\")