The Süderelbe () (Southern Elbe) is the biggest

anabranch An anabranch is a section of a river or stream that diverts from the main channel or stem of the watercourse and rejoins the main stem downstream. Local anabranches can be the result of small islands in the watercourse. In larger anabranches, ...

of the Unterelbe river in the area which is now the

Port of Hamburg The Port of Hamburg (, ) is a seaport on the river Elbe in Hamburg, Germany, from its mouth on the North Sea. Known as Germany's "Gateway to the World" (), it is the country's largest seaport by volume. In terms of TEU throughput, Hambur ...

Germany Germany, officially the Federal Republic of Germany, is a country in Central Europe. It lies between the Baltic Sea and the North Sea to the north and the Alps to the south. Its sixteen States of Germany, constituent states have a total popu ...

. Its natural flow path was redirected through the Köhlbrand.

See also