| 2017-2018 | EU-BONUS-Project: -Integrated carbon and trace gas monitoring for the Baltic Sea, INTEGRAL |
| 2016-2017 | BMBF-Project: Environmental monitoring for the delaboration of munition in the sea, UDEMM |
| 2016 | BMBF-Project: Biological impacts of ocean acidification, BIOACID |
| 2009-2015 | BMBF-Project: Geochemistry and Ecology of the Namibian Upwelling System, GENUS |
| 2003-2009 | DFG-Project (Principal investigator): Biodiversity and ecophysiology of ancestral red algae of the Baltic Sea |
| 2002-2003 | BMBF-Project: Entwicklung von leitbildorientierten Bewertungsgrundlagen für Übergangsgewässer nach der EU-Wasserrahmenrichtlinie: Innere Küstengewässer der deutschen Ostseeküste (ELBO) |
| 1997-2001 | PhD project „Thermal ecotypes and genetic divergence in subtropical marine macrophytes” |