HELCOM MORS Environmental database stores environmental levels of radioactivity in the Baltic Sea, reported by contracting parties in accordance with relevant HELCOM recommendations and guidelines.
database is updated and verified annually by HELCOM contracting
parties. The latest verified version of the database consists of
concentrations of radionuclides in biota, seawater and sediment from
time period 1984-2017.
Download MORS Environment database
Radioactive substances core indicator
Guidelines for monitoring of radioactive substances
IAEA MaRiS Database