The number of maritime incidents in the Red Sea and the Gulf of Aden has risen by 475% since the Yemeni Houthi attacks on merchant ships began, according to British figures. Instead of one incident every two or three weeks due to piracy, there are now six to seven incidents per day, Lieutenant Commander Jo Black of the UK Maritime Trade Operations (UKMTO) situation centre told the British news agency PA on Wednesday. He described the situation since November 18 as an “unprecedented development.” Since a peak period of piracy between 2008 and 2012, the region had been relatively quiet – until t…