TAPAS partner, Marta Castilla-Galiván, from University of Nantes presented a poster on their work on Integrated Multi-Trophic Aquaculture System (IMTA) using sea urchins and oysters. The experiment aims to determine the growth rate and yield of Palmaria palmata and Ulva sp. when cultivated in IMTA system with effluents from oysters and sea urchins.