To 12 ports; the busiest crossings are to Tefé (30 minutes, six times a week), Coari (4 hours 50 minutes, six times a week), Fonte Boa (4 hours 50 minutes, six times a week), Codajás (7½ hours, six times a week), Jutaí (8½ hours, six times a week), Tonantins (12 hours, six times a week), Manaus (12½ hours, six times a week) and Santo Antônio do Içá (12¾ hours, six times a week).