Although Boris Johnson is expected to relax some lockdown conditions later today, as it presently stands people are only supposed to leave home for work, food, exercise or health reasons.
But police in Hackney said despite the continuing coronavirus crisis large groups were gathering for picnics in the borough's parks.
Officers taking part in Operation Pima tweeted that they were “fighting a losing battle in the parks” as hundreds were drinking beer and wine and eating pizza.
Victoria Park, in east London, had to be closed in late March after the council said there were too many people breaching social distancing guidelines.