[1] Tech Univ Berlin, Chair Water Resources Management & Modeling Hydro, Gustav Meyer Allee 25, D-13355 Berlin, Germany
[2] Leibniz Inst Freshwater Ecol & Inland Fisheries, Dept Ecohydrol, Muggelseedamm 310, D-12587 Berlin, Germany
[3] Humboldt Univ, Dept Geog, Rudower Chaussee 16, D-12489 Berlin, Germany
[4] Tech Univ Berlin, Chair Climatol, Rothenburgstr 12, D-12165 Berlin, Germany
[5] Univ Montana, Reg Hydrol Lab, 32 Campus Dr, Missoula, MT 59812 USA
[6] Univ Aberdeen, Kings Coll, Northern Rivers Inst, St Marys Bldg, Old Aberdeen AB24 3UE, Scotland