Wadden Sea is located between Germany and the Netherlands, enjoying a temperate ecosystem in a humid area, the coast. Numerous sandbanks, preriile sea grass, salt marshes, estuaries, beaches and dunes make up a wonderful setting.     Wadden Sea is one of the most important regions in the world for migratory birds, with up to 6.1 million birds in the region while more than 400,000 breeding pairs capable of averaging 10 to 12 million birds passin...