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        雅羅

        雅羅

        雅羅為冷溫帶平原區的上層魚類。喜生活于清澈的緩流或靜水水體,常棲息在水流較緩的江河、湖泊或靜水中,游泳迅速活潑,喜聚群活動,尤其在春、夏水溫逐漸升高時常活動于淺水處覓食,冬天水溫降低在深水處越冬。為雜食性魚類,以矽藻、絲狀藻、水生昆蟲等為食。一般3冬齡達到性成熟,雄魚稍早。具溯河產卵習性。每年3月底至4月初解凍后桃汛期逆水溯河產卵。

          
          
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            91欧美激情一区二区三区成人