Sea depth
How deep the sea is, from the shallows to the deepest trenches.
In twelve languages
GEBCO Bathymetric Compilation Group 2026 (2026). The GEBCO_2026 Grid - a continuous terrain model for oceans and land at 15 arc-second intervals. NERC EDS British Oceanographic Data Centre NOC. doi:10.5285/4f68d5c7-45eb-f999-e063-7086abc036fa