Fisheries conservation requires restricting access to countries’ exclusive economic zones (EEZs), which is costly to monitor and enforce. A new analysis shows that unauthorized foreign fishing is indeed substantially lower just inside the EEZ boundary compared with just outside.
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Barrett, S. Enforcing access restrictions to fishery zones. Nat Sustain 2, 905–906 (2019). https://doi.org/10.1038/s41893-019-0403-2