Watch the incoming boats and guide them to properly marked places, watching carefully what is going on around you.
Set the boat route to the right ports by drawing your finger on the screen so that there is no collision with another ship!
Tornadoes are going crazy on some oceans. A moment of inattention and your ships will smash on the rocks of nearby islands!
Prepare for adventures in several seas. Each adventure will be more difficult and more demanding than the previous one!