result, there are about 10-12 million waders, geese, ducks and gulls in the Wadden Sea as a whole. The park works closely with the Jordsand Society (Verein Jordsand) especially in the area of bird conservation. Biosphere reserve Since 1992 the national park has also been designated as a biosphere reserve, something which increases the importance of the park, because since then it has been placed under international protection in accordance with the UNESCO programme, "man and biosphere". The national park management is responsible for the care of the biosphere reserve and its national aspects. Addresses Nationalpark Hamburgisches Wattenmeer Nationalpark-Station Neuwerk, Turmwurt D - 27499 Insel Neuwerk Tel.: 04721 / 69271 and Behörde für Umwelt, Klima, Energie und Agrarwirtschaft Nationalpark-Verwaltung Hamburgisches Wattenmeer Neuenfelder Straße 19 D - 21109 Hamburg Sources Filmography Im Nationalpark Wattenmeer. Documentary, 45 min., Deutschland, 1998, by Jens-Uwe Heins and Michael Sutor, Production: Komplett-Media-GmbH, Grünwald (), Short description by ARD See also Wadden Sea Lower Saxony Wadden Sea National Park Schleswig-Holstein Wadden Sea National Park Wadden Sea Conservation Station Mudflat hiking References External links Hamburg Wadden Sea National Park National park atlas National parks of Germany Biosphere reserves of Germany Nature reserves in Hamburg Wadden Sea Protected areas of Hamburg Protected areas established in 1990 1990 establishments in West Germany Ramsar sites in Germany