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Puntius fasciatus


Puntius fasciatus
Melon Barb
瓜纹倒钩 (4条纹)
Puntius fasciatus can reach a maximum length of 12 cm. This species can range in colour depending on location: fish from highland areas are typically orange-coloured, while those at lower altitudes are normally purple or reddish. Females are larger and fuller; males are more colourful and have a red or black colouration in their dorsal fin. The Melon Barb can live for up to 6 years.

瓜纹倒钩,体延长而呈卵圆形,侧扁;头小而眼大;口小而吻尖。体侧呈浅黄褐色,腹部银白色;体侧另具4条大小宽度不一的黑色横带;鳃盖后方为红色;各鳍则为淡色。雄鱼的颜色通常为深粉红色,繁殖季节时更会出现鲜红的婚姻色,而体侧之黑斑纹也逐渐扩大。最大体长可达12公分。
主要栖息在小溪流、河川等流动的水域。群居性。以蠕虫、甲壳类、昆虫、水生植物及碎屑为食,属杂食性鱼类。
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