Three decades of increasing temperature were expected to cause cod stocks to decline in the North Sea and Gulf of Maine, but they increased in the North Sea and declined in the Gulf of Maine. These trends are due to changes in fishing pressure rather than climate change.
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Brander, K.M. Climate change not to blame for cod population decline. Nat Sustain 1, 262–264 (2018). https://doi.org/10.1038/s41893-018-0081-5
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