Experiences from Surface Water Quality Monitoring

Waterstatus assessment in the Catalan River Basin District. Experience gatheredafter fifteen years with the Water Framework Directive (WFD).- A firstbiopollution index approach and its relationship on biological quality inCatalan rivers.- Use of diatoms to assess the ecological status in Catalanrivers: application of the WFD and lessons learned from the EuropeanIntercalibration Exercise.- Biological Indices Based on Macrophytes: Anoverview of methods used in Catalonia and USA to determine the status of riversand wetlands.- Fish as ecological indicators in Mediterranean streams: theCatalan experience .- Fish-based indices in Catalan Rivers: intercalibrationand comparison of approaches.- Biological indicators to assess the ecologicalstatus of river-dominated estuaries: the case of benthic indicators in the EbroRiver estuary.- New tools to analyse the ecological status of Mediterraneanwetlands and shallow lakes.- Assessing ecological integrity in large reservoirsaccordingto the Water Framework Directive.- Hydromorphological methodologiesto assess ecological status in Mediterranean rivers. Applied approach to theCatalan River Basin District.- Reviewing biological indices and biomarkerssuitability to analyse human impacts. Emergent tools to analyse biologicalstatus in rivers.- Analysis of EU legislated compounds for assessing chemicalstatus. Main challenges and inconsistencies.- Pollutants of emerging concern inrivers of Catalonia: occurrence, fate and risk.