What do your fish and chips say about global trade, overfishing, and climate impact? A new study published in Reviews in Fish Biology and Fisheries dives into how the United Kingdom’s appetite for seafood has dramatically expanded its global reach over the past 120 years—and what that means for sustainability.

In 1900, the UK sourced seafood from just five countries. Fast forward to today, and that number has exploded to eighty-nine. Imports have increased more than sixfold, and the average distance from sea to plate has grown by over 30%. From Atlantic cod to warm-water prawns, the British dinner table is now fed by an increasingly far-flung and fragile supply chain.

The shift isn’t just about taste—it’s a symptom of deeper ecological pressures. The study links this global sourcing boom to the collapse of domestic fish stocks due to decades of overfishing and changes in policy. As the North Sea faltered, UK buyers looked abroad, increasing dependency on international waters and fisheries, many of which face their own sustainability challenges.

This research doesn’t just chart a change in trade—it issues a wake-up call. The authors argue for reinvestment in sustainable local fisheries and more thoughtful consumer choices to help reduce environmental pressures across the globe.