An African immigrant reacts after arriving on a rescue ship at the southern Spanish port of Tarifa, near Cadiz, southern Spain August 12, 2014. Spanish emergency services picked up 470 immigrants travelling in dozens of rafts across the Strait of Gibraltar on Tuesday and 227 from the same stretch of water the day before, a spokesman for the Maritime Safety Agency said. REUTERS/Jon Nazca (SPAIN - Tags: SOCIETY IMMIGRATION)