Slag in de Rondte

From BoardGameGeek:

The adventurous sailing competition on the wadden sea A game for sailors and not sailors. for young and old. Everybody gets a boat and six flags. Put a flag on every island. If you get the tide right you get an extra dice. If you get the wind right you get an extra dice. The one who is the first to return back in the harbor of Harlingen, wins the sailing competition. Watch out for the seal :) -description from the designer