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Belene, 18 November 2014. WWF has released some 5,000 sterlets into the Danube River today as part of a 50,000-strong sturgeon restocking programme. This is the first restocking of endangered sturgeons performed by a non-government organization in Bulgaria, after years of scientific research, climatic and biological challenges.

Vienna, 19 January 2011. Environmental aspects of the danube strategy and pushing sub-basin management are among the top priorities of the 2011 presidency