Hydrographic Office of the Polish Navy (HOPN/BHMW)

The Hydrographic Office of the Polish Navy (HOPN) is a key institution responsible for hydrographic and oceanographic activities in Poland. It produces nautical charts, tide tables, and other navigational aids essential for maritime safety. HOPN also conducts hydrographic surveys and research to support naval operations and contribute to scientific knowledge. Its mission includes ensuring safe navigation, supporting national defense, and promoting the sustainable use of marine resources.