This seemingly abundant species was often touted as a responsible choice, but years of overfishing have led its sustainability rating to be downgraded
Tinned, smoked, barbecued, or fried and squashed into a buttered bap – mackerel is one of the UK’s most versatile and affordable fish. And this seemingly abundant species has been widely touted as a top sustainable choice for seafood-lovers looking for a dose of omega-3.