An Amendment to this paper has been published and can be accessed via a link at the top of the paper.
Grill, G., Lehner, B., Thieme, M., Geenen, B., Tickner, D., Antonelli, F., et al. (2019). Author Correction: Mapping the world’s free-flowing rivers (Nature, (2019), 569, 7755, (215-221), 10.1038/s41586-019-1111-9). NATURE, 572(7768), E9-E9 [10.1038/s41586-019-1379-9].