To 13 ports; the busiest crossings are to Naples (50 minutes, 25 times a day), Procida (15 minutes, 17 times a day in season), Pozzuoli (an hour, about nine times a day), Forio (15 minutes, about eight times a day in season), Capri (42 minutes, about four times a day, April to late October), Casamicciola (10 minutes, about three times a day, early April to late October), Lacco Ameno (20 minutes, about three times a day, early April to late October) and Monte di Procida (20 minutes, twice a day, early July to mid-September).