Figure 3

True–color image by Terra MODIS in the South China Sea on 4th August 2016, superimposed by the locations of stations K1 and K2 (red stars). The true-color image in this figure was taken from NASA Worldview (https://worldview.earthdata.nasa.gov/) with an open data policy. This figure was created using Surfer Version 12, Golden Software (http://www.goldensoftware.com/home/terms-of-use).