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Multibeam Bathymetry
Multibeam echo sounders, for Bathymetric survey, use sonar pulses to measure the distance between the survey vessel and the seabed. This instrument collects point data at a... -
Defra's Marine Digital Elevation Model (DEM) - 1 arc second (north)
PLEASE NOTE: This dataset is currently only available via an SFTP connection via a large data request here: https://environment.data.gov.uk/support/datadownload This dataset...