河 流 水 生 态 环 境 质 量 评 价 技 术 指 南(试行)国家水体污染控制与治理科技重大专项流域水污染防治监控预警主题“流域水生态环境质量监测与评价研究” 课题组二零一四年六月目 录前言 .........................................................................1 总则 .......................................................................编制目 的 .............................................适用范 围 .............................................指导原 则 .............................................科学实用原则.....................................因地制宜原则.....................................循序渐进原则.....................................引用文 件 .............................................术语与定 义 ...........................................河流 River .......................................水生态环境质量Water Eco-environmentQuality.....生境 Habitat.....................................着生藻类Periphyton..............................底栖动物Macroinvertebrate.......................参照环境Reference Condition.....................生物指数BioticIndex (BI ) ......................生物完整性Biological Integrity..................生物完整性指数Index of BiologicalIntegrity(IBI )..................................................2 水生态环境质量评价要 素. .....................................................评价要素的类 别 .......................................生物类群的选 择 .......................................3 参照状态的确定方 法..........................................................特定位点参照状态.....................................生态区参照状 态 .......................................4 评价方法 ...................................................................水质评 价 .............................................生境评 价 .............................................生物评 价 .............................................水生生物评价方法适用性 ...........................评价方 法 .................