Introduction. A basin scale framework for the study of Human pressure on river system functioning; J. Garnier, J.-M. Mouchel. Part One: Biological communities. Plankton dynamics in the Rhine during downstream transport as influenced by biotic interactions and hydrological conditions; T. Ietswaart, et al. Aquatic bryophyte assemblage along a gradient of regulation in the river rhine; A. Vanderpoorten, J.-P. Klein. A macrophyte communities sequence as an indicator of eutrophication and acidification levels in weakly mineralised streams in north-eastern France; T. Thiebaut, S. Muller. Use of Oligochaete communities for assessment of the ecotoxicological risks in fine sediment of rivers and canals in the Artois-Picardie water basin (France); J. Prygiel, et al. Contribution of the macrobenthic compartment to the oxygen budget of a large regulate river: the Mosel; V. Bachmann, P. Usselglio-Polatera. Contribution to the ecological quality of Aliakmon River (Macedonia, Hellas): A multivariate approach; M. Lazaridou-Dimitriadou, et al. Multiple anthropogenic impacts induced by Paris on fish communities in the Seine River basin, France; Ph. Boet, et al. Rehabilitation efforts for atlantic salmon in the Meuse Basin area; C. Prignon, et al. Biophysical interactions and the structure and dynamics of Riverine Ecosystems; R. Naiman. Part two: Eutrophication, nutrient dynamics and organic pollution. Biogeochemical nutrient cycles and nutrient strategies; D. Conley. Application of the `snapshot' methodology to a basin-wide analysis of phosphorous and nitrogen at stable low flow; M. Salvia, et al. Nutrient runoff and transfert from land and rivers to the gulf of Riga; P. Stalnacke, et al. Retention of nutrients in river systems: Dependence on specific runoff and hydraulic lod; H. Behrendt, D. Opitz. Modelling nutrient flow from source to river load: A macroscopic analysis applied to the Rhine and Elbe basins; M.J.M. de Wit. Integrated modelling of hydrological processes and nutrient dynamics at the basin scale; V. Krysanova, A. Becker. Nitrogen transfers through the Seine drainage network: a budget based on the application of the `Riverstrahler' Model; G. Billen, J. Garnier. Understanding to oxygen budget and related ecological processes in the Mosel River: the Riverstrahler approach; J. Garniet, et al. Model-based analysis of oxygen budget and biological processes in the regulated rivers Moselle and Saar: Modelling the influence of benthic feeders on phytoplankton; A. Schol, et al. Optimal design and real time control of the integrated urban run-off system; P. Harremoes, W. Rauch. Quantification of nitrates removal by a flooded alluvial zone of the III floodpain (East of France); J.M. Sanchez Perez, et al. The impact of hydrological fluctuations on shallow groundwater hydrochemistry under two alluvial meadows; L. Krebs, et al. Scenario analysis of nutrient management at the river basin scale; B. Kronvang, et al. Methodology for multifonctional assessment or vierine wetlands in the Seine River basin; E. Fustec, et al. Part three: Erosion and sediment transport. Linking land use, erosion and sediment yields in river basins; D.E. Walling. High frequency variation of water flux and sediment discharge during the Little Ice Age (1586-1725 AD) in the Rhone Delta (Mediterranean, France). Relationship to the cathment basin; G. Arnaud-Fassetta, M. Provansal. Estimation od soil loss and sediment yield using suspended sediment load and 137 Cs measurements in agricultural land, Brie Plateau, France; S. Sogon, et al. Assessment of soil erosion in a small agricultural basin of the St Lawrence rivier watershed; L. Mabit, et al. Challanges in relating land use to sediment yield in the upper Yangtze; D. Higgitt, X.X. Lu. Bank erosion in a Danish lowland stream system; A. Laubel, et al. Flood transport of dissolved and suspended matter in the El Abid River bassin (Morocco); O. Cherifi, M. Loudiki. Spatial and temporal variability of total suspended solids in the Seine Basin; M. Meybeck, et al. Part four: Fate of micropollutants. Point and diffuse source analysis of heavy metals in the Elbe drainage area: comparing heavy metal emissions with transported river loads; R. Vink, et al. Annual emissions of pollutants from mine stone applications in drainage basins of dutch rivers; R.S.E.W. Leuven, et al. Role of the dames on the river Lot on two types of pollution: point sources (Cadmium) and non-point sources (phosphorus); A. Dauta, et al. A cadmium budget for the Lot-Garonne-Gironde-Fluvial system (France); G. Blanc, et al. Contamination by polycyclic aromatic hydrocarbons (PAHs) in French and European rivers; M.B. Fernandes, et al. Variability of herbicides (triazines, phenylureas) and tentative mass-balance as a function of stream order in the Marne River basin (France); M. Chevreuil, et al.