This is the shocking moment a foul-mouthed boater caused mayhem on the River Thames and narrowly avoided collision with a group of rowers. Scott Keen steered his boat into a closed-off section of the Thames where a summer regatta was being held while yelling ‘You don’t own the f****** water’.

A man has been handed a fine for over £4,000 after a so called ‘river rage’ incident during a regatta on the Thames.