What is trigging? The old Cornish term for cockle picking, trigging sees people digging through the riverbed at low tide, with the estuary around Helford and St Anthony a particularly popular ...

Twenty-three Chinese cockle pickers drowned in February 2004 when caught by the incoming tide in the dark, while working in the waters of Morecambe Bay. Mr Waterfield added the agency would ...

Officers said many were from a farming background and had never even seen the sea until they went cockle picking. Mick Gradwell, who led the operation, said the workload was "ferocious".