gcb2662-sup-0001-AppendixS1.docWord document73KAppendix S1. List of 88 taxa used in the study, sorted by their correspondence analysis loadings.
gcb2662-sup-0002-AppendixS2.docWord document21KAppendix S2. Methodological details for calculating post-stratification weights.
gcb2662-sup-0003-AppendixS3.docWord document32KAppendix S3. Linear mixed-effects modelling results for the four largest regions of apparent decline in biological quality.
gcb2662-sup-0004-FigS1.pdfapplication/PDF98KFigure S1. Smoothed, post-stratified trends for (a) Average Score per Taxon (ASPT) index and (b) Lotic-invertebrate Index for Flow Evaluation (LIFE).
gcb2662-sup-0005-FigS2.pdfapplication/PDF231KFigure S2. The four largest regions of declining CA1 scores and richness.
gcb2662-sup-0006-FigS3.pdfapplication/PDF121KFigure S3. Modelled relationships from the cross section models for CA1 score and taxon richness.

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