Contrary to the widely held notion that considers the occurrence of freak waves in the ocean as being rare, C, from an examination of five years of wave measurements made in the South Atlantic Ocean, we found the occurrence of freak waves is actually more frequent than rare.
Liu, P. C., & Pinho, U. F. (2004). Freak waves - More frequent than rare! Annales Geophysicae, 22(5), 1839–1842. https://doi.org/10.5194/angeo-22-1839-2004