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10-meter Digital elevation model (DEM) of beach topography and near-shore bathymetry of Lake Superior at the Duluth Entry, Duluth, MN, September 2020

This dataset is a digital elevation model (DEM) of the beach topography and near-shore bathymetry of Lake Superior at the Duluth Entry, Duluth, Minnesota. The DEM has a 10-meter (m; 32.8084 feet) cell size and was created from a LAS dataset of terrestrial light detection and ranging (lidar) data representing the beach topography, and multibeam sonar data representing the bathymetry. The survey area extends approximately 0.85 kilometers (0.5 miles) offshore, for an approximately 1.87 square kilometer surveyed area. Lidar data were collected September 23, 2020 using a boat mounted Velodyne unit. Multibeam sonar data were collected September 22-23, 2020 using a Norbit integrated wide band multibeam system compact (iWBMSc) sonar unit. Methodology similar to Wagner, D.M., Lund, J.W., and Sanks, K.M., 2020 was used.

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Author(s) Jenny L Hanson orcid, Stephanie R Sattler orcid, John (William) Lund orcid
Publication Date 2024-09-12
Beginning Date of Data 2020-09-22
Ending Date of Data 2020-09-23
Data Contact
DOI https://doi.org/10.5066/P9JH0O1X
Citation Hanson, J.L., Sattler, S.R., and Lund, J.(., 2024, 10-meter Digital elevation model (DEM) of beach topography and near-shore bathymetry of Lake Superior at the Duluth Entry, Duluth, MN, September 2020: U.S. Geological Survey data release, https://doi.org/10.5066/P9JH0O1X.
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Metadata Date 2024-09-12
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Loading https://doi.org/10.1016/j.jglr.2024.102459

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License http://www.usa.gov/publicdomain/label/1.0/
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Harvest Source: ScienceBase
Harvest Date: 2024-09-13T04:54:56.914Z