EU-Seased aims at improving coordination, cooperation and the exchange as well as accessibility of information amongst European scientists in the field of the Sedimentology and integrates three projects: EUMARSIN, EUROCORE and EUROSEISMIC. EUROCORE: a searchable Internet (meta) database of seabed samples from the ocean basins held at European Institutions, Universities and Marine Stations EUMARSIN: European Marine Sediment Information Network on the Internet, concerning marine sediment meta-databases of the Geological Surveys of the EU-countries and Norway. EUROSEISMIC: European Marine Seismic Metadata and Information Centre.