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亚速海拟鲤

亚速海拟鲤
科学分类 编辑
界: 动物界 Animalia
门: 脊索动物门 Chordata
纲: 辐鳍鱼纲 Actinopteri
目: 鲤形目 Cypriniformes
科: 雅罗鱼科 Leuciscidae
属: 拟鲤属 Rutilus
种:
亚速海拟鲤 R. heckelii
二名法
Rutilus heckelii
Nordmann, 1840
异名
  • Leuciscus heckelii
    Nordmann, 1840

亚速海拟鲤学名Rutilus heckelii)为辐鳍鱼纲鲤形目雅罗鱼科的一个,分布于黑海亚速海地区,进入顿河库班河第聂伯河德涅斯特河多瑙河流域[1],本鱼体侧扁,嘴下位,虹膜从银色到黄色,胸鳍、腹鳍和臀鳍灰色,边缘深色; 繁殖中的雄性头部有分散的结节,两侧鳞片有结节,体长可达43公分,栖息于淡水、半咸水水域,在海上,成鱼在2.5至4米深度和2-4 ppt盐度处最为丰富,八月开始往海岸集结,九月开始往河流移动,十月达到高峰,十一月底停止迁徙,在主要河流或河口越冬,随着三月冰层的破裂,继续产卵迁徙, 4-5月繁殖,成鱼产卵后立即迁回河口觅食,幼鱼在八月的第一个夏天迁移到河口,属肉食性,以无脊椎动物甲壳类等为食,可作为食用鱼,通常用盐腌渍后风干食用。

参考文献

  1. ^ Rutilus heckelii. FishBase. [20 Dec 2021]. (原始内容存档于19 August 2013). 
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亚速海拟鲤
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