The great Sumatran earthquake of 2004 allows us to assess the statistics and statistical stability of the global earthquake catalogue from the digital era. A key question is: do such mega-earthquakes continue to follow the Gutenberg–Richter (G–R) trend1, or is there an observable cut-off2?
Main, I. G., Li, L., McCloskey, J., & Naylor, M. (2008). Effect of the Sumatran mega-earthquake on the global magnitude cut-off and event rate. Nature Geoscience, 1(3), 142-142. https://doi.org/10.1038/ngeo141