December 8, 2025Scientific DataOpen Access

A global dataset of native and alien distributions of alien species

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Alien species distributions and their origins are mapped across 289 regions worldwide, aiding management of biological invasions.
The dataset includes 427,956 records of 39,700 alien species and 21,345 native species, emphasizing the scale of the study.
Analysis employs a harmonized global dataset for reproducibility and transparency in biological research methodologies.
This dataset supports efforts to mitigate biological invasions and inform strategies for managing emerging alien species.

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Comprehensive dataset reveals alien species distributions in 289 regions, highlighting routes of spread and management of biological invasions.

Gómez-Suárez et al. (2025) studied this question.

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Comprehensive dataset reveals alien species distributions in 289 regions, highlighting routes of spread and management of biological invasions.