鸭绿江下游渔业水质现状评价

Evaluation of Fishery Water Quality in Downstream Yalu River

鸭绿江下游是辽宁省的重要渔业水域,为更好地掌握这一资源丰富的水域水质现状,于2002—2006年进行了长达5年的采样调查。调查结果表明,鸭绿江下游江段符合渔业水质标准,尤其是马市以上江段水质基本达到地表水环境质量标准Ⅱ类;主要污染物为石油类、高锰酸钾指数。

The dowstream of Yalu River is an important fishery waters in Liaoning Province.In order to better control of the abundant natural resources and water water quality,the authors proceeded to sample and investigate for five years,from 2002 to 2006.The results showed that the lower river of Yalu River accorded with fishery water quality standard,particularly in the upstrearm,basically accorded with water environment quality standard Ⅱcategory.Main pollutants were petroleum category and potassium permanganate index.