Abstract: Benthic macroinvertebrates samples were collected in spring and autumn 2000. Fifteen streams in southern Sweden were sampled twice both for chemical, physical, and biological parameters. Eighty-four macroinvertebrate ‘single’ metrics were calculated and tested for their ability of detecting organic pollution of streams. A comparison of the ‘best’ single metrics with two multimetric indices was also done. The Belgian Biotic Index (BBI), the Average Score Per Taxon (ASPT), the Saprobic Index (Zelinka & Marvan), the German Saprobic Index, ...
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