A 740-pound bluefin tuna was caught off Whitby in Yorkshire last month, marking the species' return to British waters for the first time in six decades. This represents a significant conservation success story, as the fish had nearly disappeared due to overfishing driven by global demand for sushi and sashimi, with stocks approaching collapse by 2007. The recovery demonstrates the effectiveness of international conservation efforts and proper management of marine resources.

The bluefin tuna had been a prized catch in the 1930s when celebrity anglers travelled to the North Sea to fish for them, but commercial fishing depleted herring stocks and increased international demand caused populations to vanish by the 1990s. The International Commission for the Conservation of Atlantic Tunas (ICCAT) launched a recovery plan in 2007, supported by warming ocean temperatures that increased food availability for the species. By 2021, bluefin tuna were removed from the IUCN Red List, and sightings have increased significantly in recent years, particularly in the English Channel, with fish now caught and released to protect the recovering population.