The Open Day Event was held at Fugro Norway office in the Pircenter, Trondheim on Thursday, the 31ST of May 2023. The main goal of the Open Day Event in Trondheim was to inform about the status of the project after the monitoring platform had been installed in Aitoliko lagoon in Greece and about the BLUE-GREENWAY project’s goals and achievements/results. As one of the two BLUE-GREENWAY pilot areas is Aitoliko lagoon, the Open Day Event in Trondheim enhanced the connection of the public who live, act, and influenced by Aitoliko Lagoon with project’s activities and objectives.