Dataset description: Composite multibeam bathymetry surface of the northern Cascadia Margin offshore Washington

Dataset description: Composite multibeam bathymetry surface of the northern Cascadia Margin offshore Washington

Composite 30-m resolution bathymetric surface of northern Cascadia Margin offshore Washington. The surface was generated from various publicly available bathymetric datasets available in the region. The surface is available as a geoTIFF file.

Keywords	sea-floor characteristics, multibeam sonar, geospatial datasets, marine geophysics, bathymetry, bathymetry measurement
Data types	Multibeam
Format	GeoTIFF;
Amount	117 MB

Contacts

Contact	Peter Dartnell PCMSC_data@usgs.gov

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Location of materials and files

Public files	https://doi.org/10.5066/P14SLWTD https://cmgds.marine.usgs.gov/data-releases/datarelease/10.5066-P14SLWTD/
Metadata	https://cmgds.marine.usgs.gov/metadata/pcmsc/DataReleases/CMGDS_DR_tool/DR_P14SLWTD/NorthernCascadia_composite_bathymetry_UTM10_NAD83_metadata.xml Outline - Questions and answers - Text - XML

Activities and equipment

Activity	Equipment
2018-642-FA	multibeam Atlas Hydrosweep multibeam-echosounder
2021-010-FA	EM122 12 kHz multibeam The EM 122 12 kHz multibeam echo sounder collects bathymetry and backscatter - to full ocean depth.
2022-605-DD	Kongsberg EM-302 Multibeam echo sounder