TOPSHOT - This aerial photograph shows sea farmers working between mussels stakes in the English Channel in the EARL Maine père & fils shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

Sea farmers work in a shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

A woman walks between oysters and mussels stored on the beach of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

Sea farmer works in a shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

A sea farmer navigates in the EARL Maine père & fils shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

This photograph shows a bouchot mussel dead on the sand in the EARL Maine père & fils shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

Sea farmer Loïc Maine inspect mussels skates in the EARL Maine père & fils shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)

French sea farmer Loïc Maine walks on the beach toward his tractor and trailer full of mussels in the EARL Maine père & fils shellfish breeding farm off the coast of Bricqueville-sur-Mer, northwestern France, on September 13, 2026. French mussel farms have been hit hard by the heatwaves, and the drought has deprived them of nutrients: French mussel production has fallen by a quarter during the summer of 2026, according to industry experts, who are facing the future with uncertainty. (Photo by Guillaume SALIGOT / AFP via Getty Images)