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#1 Federal

Multibeam bathymetric data collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using a dual-head Reson T20-P multibeam echosounder (32-bit GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88 Vertical Datum, 1-m resolution)

Organization: Department of the Interior
Dataset Last Updated: April 09, 2026 at 12:00 AM

In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...

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Search relevance: 1.00 | Views last month: 9 | Catalog Last Checked: August 01, 2026 at 05:43 AM

#2 Federal

Multibeam backscatter data collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using a dual-head Reson T20-P multibeam echosounder (8-bit GeoTIFF, UTM Zone 16N, NAD 83, 1-m resolution)

Organization: Department of the Interior
Dataset Last Updated: April 09, 2026 at 12:00 AM

In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...

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Search relevance: 1.00 | Views last month: 8 | Catalog Last Checked: August 01, 2026 at 04:25 AM

#3 Federal

Multibeam trackline data collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using a dual-head Reson T20-P multibeam echosounder (Esri polyline shapefile, Geographic, WGS 84)

Organization: Department of the Interior
Dataset Last Updated: April 09, 2026 at 12:00 AM

In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...

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Search relevance: 1.00 | Views last month: 6 | Catalog Last Checked: August 01, 2026 at 05:24 AM

#4 Federal

Multibeam bathymetric trackline data collected from the Stamp Sands of Lake Superior using a Norbit iWBMSh multibeam echosounder during 2021 (Esri polyline shapefile, UTM Zone 16N, NAD 83)

Organization: Department of the Interior
Dataset Last Updated: November 14, 2022 at 12:00 AM

The erosion and active transport of legacy mine tailings (called “stamp sands”) are impacting native fish species and aquatic habitats on a shallow water rocky reef complex along the Keweenaw...

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Search relevance: 1.00 | Views last month: 5 | Catalog Last Checked: August 01, 2026 at 05:21 AM

#5 Federal

High-resolution (1m) backscatter from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

Organization: Department of the Interior
Dataset Last Updated: November 14, 2022 at 12:00 AM

The erosion and active transport of legacy mine tailings (called “stamp sands”) are impacting native fish species and aquatic habitats on a shallow water rocky reef complex along the Keweenaw...

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Search relevance: 1.00 | Views last month: 4 | Catalog Last Checked: August 01, 2026 at 05:36 AM

#6 Federal

High-resolution (1m) bathymetry from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

Organization: Department of the Interior
Dataset Last Updated: November 14, 2022 at 12:00 AM

The erosion and active transport of legacy mine tailings (called “stamp sands”) are impacting native fish species and aquatic habitats on a shallow water rocky reef complex along the Keweenaw...

XML
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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 05:39 AM

#7 Federal

Associations between cyanobacteria and indices of secondary production in the western basin of Lake Erie

Organization: Department of the Interior
Dataset Last Updated: June 08, 2021 at 12:00 AM

Large lakes provide a variety of ecological services to surrounding cities and communities. Many of these services are supported by ecological processes that are threatened by the increasing...

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Search relevance: 1.00 | Views last month: 3 | Catalog Last Checked: August 01, 2026 at 04:17 AM

#8 Federal

High-resolution (0.5m) bathymetry from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

Organization: Department of the Interior
Dataset Last Updated: November 14, 2022 at 12:00 AM

The erosion and active transport of legacy mine tailings (called “stamp sands”) are impacting native fish species and aquatic habitats on a shallow water rocky reef complex along the Keweenaw...

XML
XML

Search relevance: 1.00 | Views last month: 2 | Catalog Last Checked: August 01, 2026 at 05:42 AM

#9 Federal

High-resolution (0.5m) backscatter from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

Organization: Department of the Interior
Dataset Last Updated: November 14, 2022 at 12:00 AM

The erosion and active transport of legacy mine tailings (called “stamp sands”) are impacting native fish species and aquatic habitats on a shallow water rocky reef complex along the Keweenaw...

XML
XML

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 04:35 AM

#10 Federal

Geotagged lakebed images and their locations collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using the USGS MiniSEABOSS (JPEG images, point shapefile; GCS WGS 84)

Organization: Department of the Interior
Dataset Last Updated: April 09, 2026 at 12:00 AM

In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...

XML
XML

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:24 AM

#11 Federal

Geotagged images of sediment grabs collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using the USGS MiniSEABOSS (JPEG images; GCS WGS 84)

Organization: Department of the Interior
Dataset Last Updated: June 09, 2022 at 12:00 AM

In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...

XML
XML

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 06:15 AM

#12 Federal

Locations and grain-size analysis results of sediment samples collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using the USGS MiniSEABOSS (CSV, GCS WGS 84)

Organization: Department of the Interior
Dataset Last Updated: June 09, 2022 at 12:00 AM

In August 2021, the U.S. Geological Survey, in collaboration with the U.S. Army Corps of Engineers, collected high-resolution geophysical data, sediment samples, and bottom imagery to determine...

XML
XML

Search relevance: 1.00 | Views last month: 1 | Catalog Last Checked: August 01, 2026 at 05:31 AM

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Multibeam bathymetric data collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using a dual-head Reson T20-P multibeam echosounder (32-bit GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88 Vertical Datum, 1-m resolution)

Multibeam backscatter data collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using a dual-head Reson T20-P multibeam echosounder (8-bit GeoTIFF, UTM Zone 16N, NAD 83, 1-m resolution)

Multibeam trackline data collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using a dual-head Reson T20-P multibeam echosounder (Esri polyline shapefile, Geographic, WGS 84)

Multibeam bathymetric trackline data collected from the Stamp Sands of Lake Superior using a Norbit iWBMSh multibeam echosounder during 2021 (Esri polyline shapefile, UTM Zone 16N, NAD 83)

High-resolution (1m) backscatter from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

High-resolution (1m) bathymetry from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

Associations between cyanobacteria and indices of secondary production in the western basin of Lake Erie

High-resolution (0.5m) bathymetry from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

High-resolution (0.5m) backscatter from the Stamp Sands of Lake Superior collected using a Norbit iWBMSh multibeam echosounder during 2021 (GeoTIFF, UTM Zone 16N, NAD 83, NAVD 88)

Geotagged lakebed images and their locations collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using the USGS MiniSEABOSS (JPEG images, point shapefile; GCS WGS 84)

Geotagged images of sediment grabs collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using the USGS MiniSEABOSS (JPEG images; GCS WGS 84)

Locations and grain-size analysis results of sediment samples collected in the vicinity of Buffalo Reef, Michigan, within Lake Superior during USGS Field Activity 2021-005-FA using the USGS MiniSEABOSS (CSV, GCS WGS 84)