Supported by EU funding, Euroseismic is a new central meta-database for geophysical data derived from marine seismic surveys for European seas which is now available on the internet www. eu-seased. net Based on data held by marine departments of European geological survey organisations and their partners, it comprises data-entry with online data import modules, online data edit, data quality control and data retrieval via a map interface in combination with numerical extended search facilities, data export and a GIS-based geographical interface for navigation and presentation.