分类 / Names
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Teleostei >
Cyprinodontiformes (Rivulines, killifishes and live bearers) >
Poeciliidae (Poeciliids) > Poeciliinae
Etymology: Gambusia: Gambusia: From the Cuban term, Gambusino, which means "nothing", usually in the context of a joke or a farce. Fishing for gambusinos = when one catches nothing (Ref. 45335).
More on author: Hubbs.
Environment: milieu / climate zone / depth range / distribution range
生态学
; 淡水; 半咸淡水 底中水层性; pH range: 6.5 - 7.8; dH range: ? - 18. 熱帶; 22°C - 26°C (Ref. 2060)
North America: Rio Nautla, northern Veracruz, Mexico, along the Atlantic slope of Campeche, Atlantic drainage of inland Mexico in the states of Oaxaca and Chiapas, presumably across the base of the Yucatan Peninsula to Quintana Roo, south to southern Belize (Moho river drainage). Also found in the Rio Usumacinta drainage in Guatemala, and in isolated islands in the Petén region.
北美洲: Rio Nautla, 北方的墨西哥非拉克斯州,沿著 Campeche 的大西洋斜坡, 內陸墨西哥的大西洋流域在 Oaxaca 的狀態與 Chiapas 中, 可能越過對 Quintana 袋鼠的尤卡坦半島的基底, 南至貝里斯 (Moho 河流域) 南部. 在瓜地馬拉也發現於 Rio Usumacinta 流域, 與在 Peten 區域中的孤立島中。
大小 / 重量 / 年龄
Maturity: Lm ? range ? - ? cm
Max length : 2.6 cm SL 雄鱼/尚未辨别雌雄; (Ref. 30499); 3.5 cm SL (female)
Usually found near the shore where vegetation is present in both pond and river habitats. Feeds mainly on benthic, vegetation-associated invertebrates, and on terrestrial shoreline organisms.
通常发现于植物是的海岸出现在池塘和河栖息地附近。 主要吃底栖性，植物联合的无脊椎动物, 与在陆栖的海岸线生物上。
Life cycle and mating behavior
成熟度 | 繁殖 | 产卵场 | 卵 | 孕卵数 | 仔鱼
After about 28 days gestation, female gives birth to 10-35 young. Sexual maturity is reached after four months (Ref. 2060).北美洲: Rio Nautla, 北方的墨西哥非拉克斯州,沿著 Campeche 的大西洋斜坡, 內陸墨西哥的大西洋流域在 Oaxaca 的狀態與 Chiapas 中, 可能越過對 Quintana 袋鼠的尤卡坦半島的基底, 南至貝里斯 (Moho 河流域) 南部. 在瓜地馬拉也發現於 Rio Usumacinta 流域, 與在 Peten 區域中的孤立島中。
Greenfield, D.W. and J.E. Thomerson, 1997. Fishes of the continental waters of Belize. University Press of Florida, Florida. 311 p. (Ref. 30499)
人类利用
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Estimates based on models
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5000 [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): 3.5 ±0.37 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).
