The ecological status of European rivers: evaluation and intercalibration of assessment methods -- The ecological status of European rivers: evaluation and intercalibration of assessment methods -- The STAR project: context, objectives and approaches -- The STAR project: context, objectives and approaches -- Stream and River Typologies -- Stream and river typologies - major results and conclusions from the STAR project -- Evaluation of the use of Water Framework Directive typology descriptors, reference sites and spatial scale in macroinvertebrate stream typology -- Data composition and taxonomic resolution in macroinvertebrate stream typology -- Relationships among biological elements (macrophytes, macroinvertebrates and ichthyofauna) for different core river types across Europe at two different spatial scales -- A comparison of the European Water Framework Directive physical typology and RIVPACS-type models as alternative methods of establishing reference conditions for benthic macroinvertebrates -- Linking Organism Groups -- Linking organism groups - major results and conclusions from the STAR project -- Detection of ecological change using multiple organism groups: metrics and uncertainty -- Indicators of ecological change: comparison of the early response of four organism groups to stress gradients -- Biological quality metrics: their variability and appropriate scale for assessing Streams -- Macrophytes and Diatoms -- Macrophytes and diatoms - major results and conclusions from the STAR project -- Macrophyte communities in unimpacted European streams: variability in assemblage patterns, abundance and diversity -- Macrophyte communities of European streams with altered physical habitat -- European river plant communities: the importance of organic pollution and the usefulness of existing macrophyte metrics -- Assessment of sources of uncertainty in macrophyte surveys and the consequences for river classification -- Uncertainty in diatom assessment: Sampling, identification and counting variation -- Hydromorphology -- Hydromorphology - major results and conclusions from the STAR project -- Occurrence and variability of River Habitat Survey features across Europe and the consequences for data collection and evaluation -- Preliminary testing of River Habitat Survey features for the aims of the WFD hydro-morphological assessment: an overview from the STAR Project -- Tools for Assessing European Streams with Macroinvertebrates -- Tools for assessing European streams with macroinvertebrates: major results and conclusions from the STAR project -- Cook book for the development of a Multimetric Index for biological condition of aquatic ecosystems: experiences from the European AQEM and STAR projects and related initiatives -- The AQEM/STAR taxalist - a pan-European macro-invertebrate ecological database and taxa inventory -- The PERLA system in the Czech Republic: a multivariate approach for assessing the ecological status of running waters -- Intercalibration and Comparison -- Intercalibration and comparison - major results and conclusions from the STAR project -- Comparison of macroinvertebrate sampling methods in Europe -- The STAR common metrics approach to the WFD intercalibration process: Full application for small, lowland rivers in three European countries -- Direct comparison of assessment methods using benthic macroinvertebrates: a contribution to the EU Water Framework Directive intercalibration exercise -- Intercalibration of assessment methods for macrophytes in lowland streams: direct comparison and analysis of common metrics -- Errors and Uncertainty in Bioassessment Methods -- Errors and uncertainty in bioassessment methods - major results and conclusions from the STAR project and their application using STARBUGS -- Effects of sampling and sub-sampling variation using the STAR-AQEM sampling protocol on the precision of macroinvertebrate metrics -- Sample coherence - a field study approach to assess similarity of macroinvertebrate samples -- Estimates and comparisons of the effects of sampling variation using 'national' macroinvertebrate sampling protocols on the precision of metrics used to assess ecological status -- Assessing the impact of errors in sorting and identifying macroinvertebrate samples -- Influence of macroinvertebrate sample size on bioassessment of streams -- Influence of seasonal variation on bioassessment of streams using macroinvertebrates.