AdvertisementBeachgoers In Spain Face Invasion Of JellyfishAugust 27, 2013Lauren FrayerfacebookEmailThe number of people stung by jellyfish on Mediterranean beaches, like those of the island of Ibiza in Spain, is rising. Along some stretches of Spain's coast, scientists have spotted huge, mile-long blooms of jellyfish, sometimes with 30 to 40 animals per square yard of sea. (Getty Images)