106 datasets found
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Federal
Acoustic-backscatter data collected in the Cache Slough Complex and the Sacramento River Deep Water Ship Channel, California, during field activity 2018-684-FA
Department of the Interior —
Acoustic-backscatter data were collected during a 2018 swath survey in the Cache Slough Complex and the Sacramento River Deep Water Ship Channel, California. Data... -
Federal
Bathymetry and seafloor acoustic backscatter of mobile subaqueous sand dunes in the lower Columbia River, Washington and Oregon, 2021
Department of the Interior —
Bathymetry and seafloor acoustic backscatter data were collected at four sites (SKM, SLG, LDB, WLW) using a SWATHPlus interferometric sonar (234 kHz) pole mounted to... -
Federal
Seafloor character offshore of Point Estero, California
Department of the Interior —
Seafloor character, a combination of seafloor induration (surface hardness) and rugosity, was derived from multibeam echosounder (MBES) and annotated underwater video... -
Federal
Acoustic-backscatter data for Santa Cruz Harbor, California collected during USGS field activity 2022-609-FA
Department of the Interior —
1-m resolution acoustic-backscatter data were collected during a January 2022 SWATHPlus survey in and near the Santa Cruz harbor, California. Data were collected and... -
Federal
Ship navigation tracklines from a 2018 multibeam survey near Noyes Submarine Canyon, southeast Alaska
Department of the Interior —
These metadata describe ship navigation tracklines from a 2018 multibeam echosounder survey near Noyo Submarine Canyon and vicinity, southeast Alaska. Data were... -
Federal
Acoustic backscatter intensity from multibeam echosounder data collected offshore of Point Buchon, California
Department of the Interior —
This part of USGS Data Series 781 (Golden, 2019) presents 2-m-resolution acoustic backscatter data for the Offshore of Point Buchon, California, map area. Backscatter...
106 datasets found