1. Department of Functional and Evolutionary Ecology, University of Vienna, Vienna, Austria
2. Research Platform ‘Plastics in the Environment and Society,’ University of Vienna, Vienna, Austria
3. Marine Biology Station, National Institute of Biology, Piran, Slovenia
4. Department of Mineralogy and Crystallography, University of Vienna, Vienna, Austria
5. NIOZ, Department of Marine Microbiology and Biogeochemistry, Royal Netherlands Institute for Sea Research, Utrecht University, Den Burg, The Netherlands