- Scripps Institution of Oceanography (California), Prof. Dimitri D. Deheyn: analysis of microfibers through microscopy
- "Federico II" University Naples, Association for Sustainable Development AIPU, Arch. Luigi Valerio, dr. Adriano Madonna
- Institute of polar science CNR-ISP (Venice): current Italian research institute involved
- Lega Navale Italiana Section of Sperlonga-Lago di Fondi
- Riviera di Ulisse Regional Park, Costa Riviera di Ulisse and River Garigliano Agreement
- JRC (European Commission, Ispra branch, Varese), Turin Polytechnic, University of Naples (Federico II): in charge of past sampling campaigns
- associations, NGOs, Italian high schools, diving schools, sailors and boaters, …….