Characteristic Amazon Danube Mississippi Rhine Yukon Basin Characteristics Basin Area (million km^2) 5.8 0.79 3.2 0.17 0.86 Mean Runoff (mmyr^1) 1118 260 191 448 237 Mean Temperature (oC) 24.5 8.6 10.1 8.0 -6.7 Mean Annual Vf (myr^-1) 44 16 19 15 10 Lake (%) 0.4 0.4 0.6 0.9 1.1 Inputs to Aquatic (TgNyr^-1) 6.6 0.8 2.0 0.6 0.08 Removal Small Rivers (%) 17.4 12.0 16.3 8.1 15.5 Large Rivers (%) 21.0 16.6 12.1 9.8 10.4 Lakes Small Reservoirs (%) 8.9 13.4 21.3 9.8 28.1 Large Reservoirs (%) 0.2 0.5 6.6 0.8 0.0 Other (%) 0.0 0.0 3.4 0.0 2.2 Total Aquatic Removal (%) 47.5 42.5 59.7 28.5 56.2 Export (%) 52.5 57.5 40.3 71.4 43.8 Observed Export (%)* 67 65 69 46 100+