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Rare migration strategy key during climate change

Southern salmon populations face increased risk from a warming climate. New analysis of salmon ear bones shows outsized reliance on rarely used cold-water habitat for population survival through drought years — habitat that is expected to shrink under climate change.

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Fig. 1: Juvenile salmon hatch in inland streams and later migrate long distances to reach the ocean.

Natalie Fobes/Corbis Documentary/Getty


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Correspondence to Rebecca A. Buchanan.

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Buchanan, R.A. Rare migration strategy key during climate change. Nat. Clim. Chang. 11, 906–907 (2021).

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