Brexit has done nothing to stem sharp decline of UK fish populations, shows study

Experts call for urgent strategy to end overfishing as report shows just 41% of stocks of species such as cod and mackerel considered healthy

The UK’s populations of fish such as cod, herring and mackerel are still being “grossly mismanaged” by politicians and overfished, despite hitting unhealthy levels, a study has found.

British fish stocks have been under growing pressure for decades, but during the Brexit campaign some politicians promised that leaving the EU would allow the UK to take control.