Miranda, M.N.; Bossaer, M.; Nitschke, T.; Muyle, J.; Grandjean, J.; Kazour, M.; Doggen, A.; de Gheldere, N.; Cordier, A.;  Beentjes, J.; Vieira, L.R.; Muth, L.; Dumitrache, A.; Mehta, P.; Meyers, N.; Stiers, X.; Schütte, W.; Jayathilaka, P.E.; Rousseau-Duffy, A.; De Backer, J.; Everaert, M.; González Fernández, D.; Catarino, A.I.; Everaert, G.; De Keukelaere, L.; Flanders Marine Institute (VLIZ); River Cleanup: Belgium; FishFlow Innovations: The Netherlands; Interdisciplinary Centre for Marine and Environmental Research (CIIMAR); Hochschule Fresenius University of Applied Science: Germany; Asociaţia Română a Apei (ARA): Romania; Noria Sustainable Innovators (Noria): The Netherlands; University of Cádiz (UCA): Spain; Flemish Institute for Technological Research (VITO): Belgium; (2026): INSPIRE Scheldt and Rhine macrolitter characterization data resulting from various collection methodologies from 2024-2025. Marine Data Archive. https://doi.org/10.14284/793