As climate change impacts marine ecosystems, fish must migrate or adapt and eventually speciate to preserve their diversity. Research now shows that warming has coincided with reduced fish body size throughout evolutionary history, hindering both preservation strategies.
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Flannery-Sutherland, J. Double jeopardy for fish diversity. Nat. Clim. Chang. 11, 728–729 (2021). https://doi.org/10.1038/s41558-021-01110-w
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DOI: https://doi.org/10.1038/s41558-021-01110-w
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