The Wadden Sea forms a transitional habitat between land and sea. The shallow depth and constant exchange with the adjacent North Sea create a very special geological space. The Wadden Sea Over the Course [...] The Wadden Sea Ecosystem The coastal area of the south-eastern North Sea, including the Wadden Sea, is a highly productive system with diverse interactions between the organisms living here. In this coastal [...] of the Wadden Sea are being investigated using modern DNA technology, from the genetic level to microbial, plankton and benthic communities. In addition, the commercially used North Sea shrimp and the