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National Fish Habitat Action Plan – Disturbance Index Merry Gallagher - MDIFW

National Fish Habitat Action Plan – Disturbance Index Merry Gallagher - MDIFW NFHAP (fishhabitat.org) Dataset reflects CURRENT aquatic habitat condition An index reflects local catchment and network connectivity disturbance

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National Fish Habitat Action Plan – Disturbance Index Merry Gallagher - MDIFW

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  1. National Fish Habitat Action Plan – Disturbance Index Merry Gallagher - MDIFW NFHAP (fishhabitat.org) Dataset reflects CURRENT aquatic habitat condition An index reflects local catchment and network connectivity disturbance Variables include: levels of urbanization, agriculture, human density, connectivity barriers, pollution point sources All 50 States

  2. Map of Data Collection Region

  3. Attribute table includes these parameters: Urbanization (low, med, high intensities) Pasture Crop land Population density Road crossing density Road density # of Dams Mines and Mineral processing facilities Toxics release inventory sites National pollutants discharge elimination sites Superfund sites Variance measures can be calculated for numeric variables by watershed areas and compared across drainages, regions, etc.

  4. Variance in Pop Density

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