The government's claim that people should eat two portions of fish a week could help destroy Britain's fishing stocks, according to a report out tomorrow by the Royal Commission on Environmental Pollution.

Ther study is to put forward 60 recommendations for "radical change" in government policy on the issue.

Writing in the Telegraph today, the Prince of  Wales criticises the "appalling" destruction of dolphins and porpoises by trawlers catching bass in the Channel as an example of the multiple failures of Europe's common fisheries policy.