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Lakes of Biological Significance
This layer shows lakes meeting criteria for Lakes of Biological Significance (LBS) in Minnesota. Lakes were identified and classified by DNR subject matter experts on objective... -
Historical Public Waters Inventory (PWI) Maps
To create this raster layer of Minnesota DNR’s original county Public Waters Inventory (PWI) maps, the maps were scanned, their collars removed, and then georectified and... -
Lakes with DNR Fisheries IBI Scores
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... -
Central Region Regionally Significant Ecological Areas
This is an analysis of regionally significant Terrestrial and Wetland Ecological Areas in the seven county metropolitan area. Individual forest, grassland and wetland models... -
Listed Infested Waters
These are water bodies (lakes, streams/rivers, wetlands) listed as infested with any of these aquatic invasive species:bighead carpBrazilian waterweed brittle naiadEurasian... -
Lakes with Aquatic Life Use Judgement (Based on Fish IBI)
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... -
Lake Plant Eutrophication IBI
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... -
Stressors to Impaired or Vulnerable Lakes (Based on Fish IBI)
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... -
Minnesota Biological Survey Lakes and Aquatic Plant Data
This data set is a GIS point feature class derived from the Minnesota Biological Survey Lakes Database. Each point in this layer is located within a lake in which a search for... -
Regulated Water Features - Trout Stream Special Regulations
This layer shows Minnesota trout streams that have a special regulation as described in the 2020 Minnesota Fishing Regulations. Road crossings were determined using the best... -
Watershed Health Assessment Scores
The Watershed Health Index approach identifies and analyzes data that characterizes the principal components of watershed health at the Major Watershed and Catchment scales. For... -
Forest Health Survey 2024, Minnesota
This dataset shows where largescale tree canopy damage was delineated in aerial surveys in 2024. Only forest disturbances were mapped if they were occurring at the time of the... -
Forest Health Survey 2023, Minnesota
This dataset shows where largescale tree canopy damage was delineated in aerial surveys in 2023. Only forest disturbances were mapped if they were occurring at the time of the... -
Migratory Waterfowl Feeding and Resting Areas
This resource contains 2 feature classes: 1) A polygon feature class of lakes completely or partially designated as Migratory Waterfowl Feeding & Resting Areas, as listed in... -
Regionally Significant Ecological Areas and Regional Ecological Corridors - M...
mlccs_regionally_significant_ecological_areas_2014_2020: This is an analysis of regionally significant Terrestrial and Wetland Ecological Areas n the same extent of the Metro... -
Score The Shore Survey, Minnesota
Score The Shore is a natural resources survey to estimate the amount of habitat in three lakeshore zones; shoreland, shoreline, and aquatic. This scoring process provides a... -
Oak Wilt Range in Minnesota
The oak wilt range is a 20 mile buffer around all confirmed oak wilt points in Minnesota, unless confirmed as eradicated for 5 years by DNR staff. DNR data in Minnesota and... -
Lakes of Phosphorus Sensitivity Significance
This layer was created to identify Lakes of Phosphorus Sensitivity Significance (LPSS) within Minnesota. Available lake data were analyzed to classify lakes based on sensitivity... -
Lake Benefit:Cost Assessment
This dataset was formulated to rank lakes as they relate to the state's priority of focusing on high-quality, high-value lakes that likely provide the greatest return on... -
MNWAP Wildlife Action Network
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...
