Legal
Chart data and attributions.
SeaTrack’s charts are built from open data from the providers below. They are for situational awareness only and must not be used for navigation.
OpenStreetMap / OpenSeaMap
Open Database Licence (ODbL)
© OpenStreetMap contributors
© OpenSeaMap / OpenStreetMap contributors (ODbL)
GEBCO
Public domain
GEBCO Bathymetric Compilation Group 2026 (2026). The GEBCO_2026 Grid — a continuous terrain model for oceans and land at 15 arc-second intervals. doi:10.5285/4f68d5c7-45eb-f999-e063-7086abc036fa
LINZ
CC BY 4.0
Sourced from the LINZ Data Service and licensed for reuse under the CC BY 4.0 licence.
Protomaps
Courtesy of Protomaps
Basemap build by Protomaps (protomaps.com), data © OpenStreetMap contributors