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Saginaw Bay Restoration Assessment Degree Flowlines

Dates

Publication Date

Citation

Jaenicke, M.E., Hopkins, A.L., Kowalski, K.P., Bozimowski, A.A., and Sanocki, C.A., 2024, Saginaw Bay Restoration Assessment Degree Flowlines: U.S. Geological Survey data release, https://doi.org/10.5066/P92W7VZ8.

Summary

The U.S. Geological Survey (USGS) created geospatial datasets of potential culvert locations along with flowlines connected toLake Huron as part of the Saginaw Bay Restoration Assessment (SBRA). The Degree Flowlines and Culverts datasets represent the flowline network and culverts in the SBRA study area. Both datasets will be served in the Great Lakes Wetlands Restoration Area mapping application [https://glcwra.wim.usgs.gov/]. The map-based user interface can be used by stakeholders to find potential areas for successful wetlands restoration. Each flowline was assigned a connectivity score describing its level of connectedness to Lake Huron. Low numbers represent fewer disconnections, such as culverts or road crossings, between the [...]

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SBRA_Culverts.zip 42.86 KB application/zip
SBRA_DegreeFlowlines.zip 802.89 KB application/zip
SBRA_DegreeFlowlinesandCulverts.xml
Original FGDC Metadata

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22.57 KB application/fgdc+xml
Shapefile: SBRA Study Area Thumbnail Image.zip
SBRA_Study_Area_WebMercator.cpg 5 Bytes
SBRA_Study_Area_WebMercator.dbf 86 Bytes
SBRA_Study_Area_WebMercator.prj 425 Bytes
SBRA_Study_Area_WebMercator.sbn 132 Bytes
SBRA_Study_Area_WebMercator.sbx 116 Bytes
SBRA_Study_Area_WebMercator.shp 815.79 KB
SBRA_Study_Area_WebMercator.shx 108 Bytes

Purpose

The purpose of the Degree Flowlines dataset is to quantify the degrees of hydraulic separation between each National Hydrologic Dataset (NHD) reach (stream) and Lake Huron. The higher the degree of separation, the less connected the river/stream is to the hydroperiod of the lake. Ultimately, reducing hydrologic disconnections of the coastal areas to the Great Lakes would benefit a coastal wetland restoration project. The culverts point layer indicates potential locations of culverts and other hydraulic control structures. This layer is important to understand the hydrologic connection between the coastal area and Lake Huron. It is provided for documentation of the interim step of the Degree Flowlines layer creation. The culverts dataset is not meant to be an exhaustive catalog of all culverts within the study area, rather only the ones through which NHD streams flow.

Additional Information

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Type Scheme Key
DOI https://www.sciencebase.gov/vocab/category/item/identifier doi:10.5066/P92W7VZ8

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