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Header: Das Leibniz-Institut für Ostseeforschung Warnemünde


The Leibniz Institute for Baltic Sea Research Warnemünde (IOW) is a non-university marine research institute. In its four departments, the basic disciplines of marine research are represented. Its research programme is directed towards coastal and marginal seas with a special focus on the Baltic Sea ecosystem. In addition to its research activities, the IOW pursues a transfer concept and operates research infrastructures for the scientific community. The IOW is a member of the Leibniz Association. Its institutional budget is jointly funded by the Federal Government and the Länder. The IOW is a foundation under public law.

Director of the institute is Prof. Dr. Oliver Zielinski.

IOW by the numbers

The IOW in numbers (as at 31.12.2023) 257 employees, including 154 researchers.


Total budget in 2023: 27,1 Mio. EUR of which 15,8 Mio. EUR in institutional funding from the states and federal governements and 11,3 Mio. EUR in third party funding.

Structure and governance, supervisory and advisory boards


Central Units