CNR-ISMAR participated at the Biological Monitoring Symposium organized by the School of Biological Sciences of the National University of Costa Rica during the Congress of Integration of Knowledge for a Sustainable Ocean (CISOS24) on 3-6th June 2024 at San Josè, Costa Rica. Dr Giuseppe Suaria gave an invited talk on “Monitoring plastic pollution in the marine environment: main findings and future perspectives” where the results obtained during the NAUTILOS project were presented.