Table 1 Number of HydroLAKES polygons matched with HydroBASINS polygons by Pfafstetter level.
HydroBASIN Pfafstetter level | Number of lakes | Percent of valid lakes | Median basin size (km2) |
|---|---|---|---|
2 | 2595 | 0.18% | 2198593 |
3 | 6650 | 0.46% | 548263 |
4 | 8912 | 0.62% | 225882 |
5 | 15948 | 1.12% | 58705 |
6 | 23262 | 1.63% | 16967 |
7 | 41001 | 2.88% | 5042 |
8 | 55107 | 3.87% | 1632 |
9 | 55061 | 3.87% | 518 |
10 | 9747 | 0.69% | 353 |
11 | 196 | 0.01% | 333 |
12 | 1204020 | 84.64% | 156 |
