To 17 ports; the busiest crossings are to Aspö (25 minutes, 25 times a day in season), Sturkö (20 minutes, about 12 times a day in season), Tjurkö (10 minutes, about 11 times a day, May to September), Hasslö (20 minutes, about eight times a day in season), Trummenäs (20 minutes, about seven times a day in season), Gdynia (10 hours, three times a day), Yttre Park (50 minutes, about four times a day, May to September) and Inlängan (an hour, about four times a day, May to September).