On May 21, 2012 an inflatable boat with 17 undocumented refugees was found during a FRONTEX aircraft-patrol on the west of Paleokastritsa in Corfu. The boat was driven to Paleokastritsa accompanied by a floating vessel of the coast guard.
On the same day another boat with 53 sans-papiers was found by the Frontex patrol in the Ioanian Sea at the coast of Preveza. The boat sailed with an escort of the coast patrol to the port of Preveza. The sans-papiers were arrested. A preliminary investigation was conducted by the Port Authority.