August 1, 2025Global Change BiologyOpen Access

A Global Account of Established Non‐Native Fish Species

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Established non-native fish species may threaten biodiversity through competition and predation as primary mechanisms.
The dataset covers 1535 species across 193 countries, with aquarium trade and aquaculture as major introduction pathways.
Comprehensive evaluation shows significant knowledge gaps in understanding ecological impacts of non-native fish introductions.
This study supports the development of targeted biosecurity policies to mitigate environmental and economic impacts of invasions.

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Analysis reveals established non-native fish species in 193 countries, highlighting introduction pathways and ecological impacts.

Haubrock et al. (2025) studied this question.

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