Sea urchin (Paracentrotus lividus) gut biomass as a co-product with antioxidant and antibacterial potential to supplement aquafeedsFernando Pagels, Inês Garrido, Carla Teixeira, Tânia G. Tavares, Benjamin Costas, F. Xavier Malcata, Luisa M.P. Valente and A. Catarina GuedesAquat. Living Resour., 36 (2023) 26DOI: https://doi.org/10.1051/alr/2023022