This layer shows the Fish-based Index of Biological Integrity (IBI) Scores for MN lakes as calculated by DNR Fisheries. Scores range from 0-100, with higher scores indicating...

This layer shows the aquatic life use judgements for MN lakes where fish index of biological integrity (IBI) monitoring has been completed. The judgement corresponding with the...

Eutrophication may have detrimental effects on a lake, including reductions in the quantity and diversity of aquatic plants, fish and wildlife. The ability to assess the...

This layer summarizes the stressors to impaired or vulnerable lakes, which are identified from fish-based index of biological integrity (IBI) scores and aquatic life use...

The Wildlife Action Network (WAN) was developed as part of the 2015-2025 MN Wildlife Action Plan revision. The WAN is made up of ten GIS layers representing quality aquatic and...