Flat oysters in Europe are facing severe threats due to overharvesting, disease, and invasive species, with remaining populations primarily in Sweden and Norway. The Norwegian Directorate of Fisheries has proposed protective measures, but local researchers argue more action is needed to ensure the species' survival. Historically abundant, flat oysters have declined significantly since the 17th century due to human exploitation. They play a crucial role in marine ecosystems as filter feeders and habitat builders. Current efforts focus on conservation and restoration, with calls for stricter harvesting bans and increased awareness. Teljes cikk (Euronews.com)