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Threats at the Lake Basin/Ecoregion Scale
Natural resource professionals attending the Regional Technical Workshops were asked to give each threat a severity rank (high, medium, low, none, unknown) for their ecoregions or lake basins of expertise. These ranks were given numerical values and averaged to develop a mean severity value for each threat within each ecoregion and lake basin (Appendix E).
Those threats with the greatest severity are also listed in the Lake Basin/Ecoregion Overviews: