The number of records of alien populations obtained from GBIF (top) and OBIS (bottom).
Part of: Seebens H, Kaplan E (2022) DASCO: A workflow to downscale alien species checklists using occurrence records and to re-allocate species distributions across realms. NeoBiota 74: 75-91. https://doi.org/10.3897/neobiota.74.81082