Marlen Vasquez from CUT was seconded to TerraMarine premises (in two phases during 2024 and 2025), working on WP4 – Environmental mapping and Monitoring, T4.2 – Coastal Water Monitoring. The primary objectives of the secondment were to familiarize with the activities performed by TerraMarine, plan and structure the activities to be performed under T.4.2, and review the data acquired during the fieldwork performed.