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: Priapella: Taken from Priapus, the Greek, and Roman god of procreation in the mithology and also = a phallus; diminutive (Ref. 45335).
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水 大洋性; pH range: 6.8 - 7.2; dH range: 5 - 15. 熱帶; 24°C - 28°C (Ref. 26130)
Central America: Rio Grijalva system to the lower Rio Usumacinta basin in Chiapas, Mexico.
中美洲: 對在 Chiapas ,墨西哥中的 Rio Usumacinta 流域下游的 Rio Grijalva 系統。
大小 / 重量 / 年龄
Maturity: Lm ?  range ? - ? cm
Max length : 4.5 cm TL 雄鱼/尚未辨别雌雄; (Ref. 26130); 7.0 cm (female)
Inhabits rapidly flowing, preferably torrential waters. Usually found in shallow waters about 20 to 50 cm deep. Feeds on insects. Lives along with livebearing Xiphophorus alvarezi only in the Rio Palenque.
快速地栖息于流动, 可能奔流的水域。 通常发现于浅水域大约 20 到 50 公分深。 吃昆虫。 与怀胎生产小鱼的 阿氏剑尾鱼[Xiphophorus alvarezi] 只在 Rio Palenque 中生活在一起。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
After 28 days of gestation, this species gives birth to 10-30 young.中美洲: 對在 Chiapas ,墨西哥中的 Rio Usumacinta 流域下游的 Rio Grijalva 系統。
Wischnath, L., 1993. Atlas of livebearers of the world. T.F.H. Publications, Inc., United States of America. 336 p. (Ref. 26130)
人类利用
水族馆: 商业性
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年龄范围
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稚鱼动力学
入添量
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5156 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01023 (0.00456 - 0.02295), b=3.13 (2.95 - 3.31), 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).