UK Centre for Ecology & HydrologyUK Centre for Ecology & Hydrology is a world-class research organisation focusing on land and freshwater ecosystemsMeet the next alien invaders to threaten nature and economies in Scotland Raccoons, muntjac deer, plants that cause flooding, and mussels that clog up water pipes are among the new problem species that are likely to arrive in Scotland over the next decade https://www.ceh.ac.uk/