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Community ecology

Under the hood of trends in riverine fish

An assessment of time series of riverine fish communities from several continents finds positive trends in abundance and richness but also strong changes in community composition, driven in part by increased proportions of non-native species.

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Fig. 1: Freshwater systems are under considerable threat from human-driven pressures on the environment, which include the introduction of non-native species.

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Correspondence to Charlotte L. Outhwaite.

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Outhwaite, C.L. Under the hood of trends in riverine fish. Nat Ecol Evol 8, 364–365 (2024). https://doi.org/10.1038/s41559-024-02328-5

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