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Evolutionary biology

The cod that got away

Commercial fishing can reduce the age and size at which fish mature. But it has been unclear whether this reflects changes in genes or in physical responses to the environment. A look at Atlantic cod provides an answer.

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Figure 1

D. ALLAN/NATUREPL.COM

Figure 2: Fishing out life histories.

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Hutchings, J. The cod that got away. Nature 428, 899–900 (2004). https://doi.org/10.1038/428899a

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