Raymond Blanc speaks on Newsnight about dwindling mackerel stocks

Raymond Blanc has spoken to BBC Newsnight, following news that the Marine Conservation Society (MCS) has downgraded mackerel from its list of fish suitable to eat.

The society says that international arguments about quotas mean it is no longer a sustainable choice.

To watch the Newsnight feature in full, click on the link below to view it on BBC iPlayer: the piece begins at 41:25: