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花鲢鱼怎么分公和母

更新时间: 2020-10-24 00:00:00     

雄鱼特征如下:

1、在胸鳍前面的几根鳍条上,特别在第一鳍条上明显的生有一排骨质的细小栉齿,用手抚摸有粗糙、刺手的感觉,这些栉齿生成后,不会消失;

2、腹部较小,性成熟时轻压精巢部位有精液从生殖孔流出。

雌鱼特征如下:

1、只在胸鳍末梢小部分生有栉齿,其余部分比较光滑;

2、腹部大而柔软,泄殖孔末梢常突出,有时微带红润。

关键词: 鲢鱼 怎么

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