The wave measurements in landfast ice from the XX:project. The wave measurements were obtained by instruments deployed on the landfast ice. For more information about the deployment, see: XX:publication_or_report. The data are created, stored, and quality checked using the code available at: https://github.com/jerabaul29/data_release_sea_ice_drift_waves_in_ice_marginal_ice_zone_2022/tree/master/Data/2020_March_SvalbardGronfjorden . More data may be available at this address than in this nc file. Please discuss any question / issue about the present data inside the issue tracker of the github repository.