The Leibniz-Institute of Freshwater Ecology and Inland Fisheries (IGB) is the largest research institute for freshwater ecology and inland fisheries in Germany (www.igb-berlin.de). It is a member of the Forschungsverbund Berlin e.V. (FVB) and the Leibniz-Association. The FVB manages 8 large research institutes in Berlin that have close links to all three universities in the German capital.