Bathymetry - North Atlantic Ocean, valued added transit Halifax / Brest (Transit TV_HALBES 2025)

Bathymetry in the North Atlantic Ocean. This dataset consists of a bathymetric Digital Terrain Model (DTM), derived from the EM122 multibeam echosounder (12kHz) data of the R/V L'Atalante, with a 1/8 arcminute grid spacing. The data acquisition is carried out in an opportunity mode during the ship's transit. Vertical reference: observed sea level. Cruise description : LOUBRIEU Benoit, ESCARTIN Javier (2025) TV_HALBES 2025 cruise, RV L'Atalante, https://doi.org/10.17600/18004090