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中国沿海河口地区鳗苗食性的初步研究 被引量:2

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摘要 白仔鳗标本采集自汕头妈屿岛、福建闽江口、杭州钱墉江口、江苏长江口及丹东鸭绿江口,共323尾.研究了鳗苗摄食消化器官的形态构造、食物组成、摄食频率和摄食强度及食物特征.结果表明,鳗苗胃肠容纳的食物,主要是浮游生物。以藻类和原生动物出现频率最高,但因其个体微小,其重量比重很小.鳗苗的基本食物是水体中的小型动物,以捕食方式获取.
出处 《水利渔业》 1993年第4期16-17,共2页 Reservoir Fisheries
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  • 1董汉林,大连水产学院学报,1989年,4卷,1期,58页
  • 2钟观运,珠江水产,1989年,14卷,1页
  • 3董汉林,大连水产学院学报,1988年,3卷,53页

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