Figure 1

The movement of oil slicks. The simulation of the movement of three oil slicks, denoted by OS1, OS2, and OS3, originating from the different drilling rigs on 6 December 2018, a day with the fine weather. Three snapshots are illustrated: (a) when the oil slicks occur at the rigs, (b) when they drift to the sea surface, and (c) when they land on the coastal areas