Macro- and mesolitter assessment in Nieuwpoort, as part of a pilot study for the TREASURE project

The goal of this work was to assess and describe the presence of macro- and mesolitter in the marina of Nieuwpoort, Belgium, on a slipway, as part of a pilot study for the TREASURE project (Interreg North Sea). The dataset includes a description of the methodology for sampling and sample processing, geographic area, items and particles categorization according to the Join-list, size range, mass, color, polymer and method of sample processing, as well as assessed environmental parameters.