To 12 ports; the busiest crossings are to Jutaí (3 hours 25 minutes, six times a week), Alvarães (3 hours 45 minutes, six times a week), Tefé (4½ hours, six times a week), Tonantins (6¾ hours, six times a week), Santo Antônio do Içá (7¾ hours, six times a week), Coari (8¾ hours, six times a week), Amaturá (9½ hours, six times a week) and São Paulo de Olivença (11½ hours, six times a week).