A new report is warning of a possible reversal in the recent decline in piracy attacks off East Africa, suggesting that the problem could be set to re-emerge.

Oceans Beyond Piracy (OBP), an independent organisation set up to help shipping tackle piracy, has produced its annual review and come up with some worrying figures for the industry.

West Indian Ocean piracy, based mainly in Somalia, peaked in 2010 when 1,090 seafarers were taken hostage.