Other shellfish including crabs and mussels were also rescued by fishermen.

BBC: Stranded lobsters rescued from East Yorkshire coast

They are required to know which foods cause reactions, including nuts, fish, shellfish, and eggs, and are encouraged to have a list of every ingredient for each menu item.

WSJ: Finding Food Allergy Allies

Yet the favored varieties for ceviche, including sea bass, sole and shellfish, are increasingly scarce and expensive.

WSJ: The Best Ceviche in Lima, Peru | In Search Of

The FSA surveyed 336 fresh, frozen and processed sea fish and shellfish for mercury content, including trout, salmon, tuna, halibut, hoki, sea bass, lobster, mussels and prawns.

BBC: Predatory fish health warning