1 Correction to: Journal of Oceanography (2020) 76:389–400 https://doi.org/10.1007/s10872-020-00552-8

In the original publication of the article, there was an error in the name of the university in affiliation 1. The correct affiliation should read as “College of Meteorology and Oceanography, National University of Defense Technology, Deya Road, Changsha, China”.