Kiessling et al. 2021 Results of floating macrolitter and floating meso-/microplastic pollution for each sampling site

Full dataset for sampling sites considered by Kiessling et al. 2021 "Citizen scientists discover hotspots of meso- and microplastics – schoolchildren in Germany investigate floating litter in rivers". Results for floating macrolitter and floating micro-/mesoplastic pollution and metadata are listed in the table. Please refer to the manuscript at  https://doi.org/10.1016/j.scitotenv.2021.147849 for a detailed description of sampling methods.