摘要
对白鱼既 豚的重要索饵场和栖息地—长江安徽段的调查结果 :在枯水期水质基本上符合地面水环境质量标准Ⅱ类和渔业水质标准的要求 ,其中个别站点的油类略超过渔业水质标准 ,说明个别江段受到不同程度的油污染。从浮游生物调查的结果来看 ,目前长江安徽段的水质属于
Anhui section of the Yangtze river is an important living and feeding ground for Lipotes vexillifer.The results of investigation were as follows:Water quality in the dry season was about Ⅱ grade according to the criteria of water quality for fisheries and the criteria of water quality for grounds.But water at some stations was polluted by oil,so the oil in water at these stations was higher than the content of the criteria of water quality for fisheries.According to the results of investigation on plankton,water quality in Anhui section of the Yangtze river was belong to β middle polluted zone.
出处
《青海畜牧兽医杂志》
2000年第4期15-17,共3页
Chinese Qinghai Journal of Animal and Veterinary Sciences
关键词
长江
安徽段
白JI豚
生态环境
the Yangtze river,Anhui section,Lipotes vexillifer,Ecological environment,Investigation and evaluation.
