1681. Rio Carabidas (42.12N, 3.75W) Castilla y Leon, Stream 1682. Rio Caracena (41.52N, 3.07W) Castilla y Leon, Stream 1683. Rio Caramel (37.8N, 1.97W) , Stream 1684. Rio Carballo (41.92N, 8.83W) Galicia, Stream 1685. Rio Carboneras (37.03N, 1.88W) Andalucia, Stream 1686. Rio Carcelen (39.17N, 1.05W) Valenciana, Stream 1687. Rio Cardelle (42.4N, 8.23W) Galicia, Stream 1688. Rio Cardena (40.78N, 4.53W) Castilla y Leon, Stream 1689. Rio Cardenadijo (42.33N, 3.7W) Castilla y Leon, Stream 1690. Rio Cardenas (42.38N, 2.73W) La Rioja, Stream 1691. Rio Cardoner (41.68N, 1.85E) , Stream 1692. Rio Cares (43.32N, 4.6W) Asturias, Stream 1693. Rio Carlilla (41.3N, 3.77W) Castilla y Leon, Stream 1694. Rio Carol (42.4N, 1.88E) , Stream 1695. Rio Carreu (42.2N, 0.97E) Cataluna, Stream 1696. Rio Carrion (41.88N, 4.53W) Castilla y Leon, Stream 1697. Rio Carrizas (38.4N, 2.6W) Andalucia, Stream 1698. Rio Carvallo (41.92N, 8.83W) Galicia, Stream 1699. Rio Caselas (42.05N, 8.55W) Galicia, Stream 1700. Rio Casetas (42.05N, 8.55W) Galicia, Stream 1701. Rio Casoyo (42.42N, 6.92W) Galicia, Stream 1702. Rio Castelbo Arabell (42.32N, 1.4E) Cataluna, Stream 1703. Rio Castells (38.73N, 0.2W) Valenciana, Intermittent Stream 1704. Rio Castilla (41.3N, 3.77W) Castilla y Leon, Stream 1705. Rio Castilleria (42.92N, 4.5W) Castilla y Leon, Stream 1706. Rio Castril (37.6N, 2.78W) Andalucia, Stream 1707. Rio Castro (42.05N, 6.63W) Castilla y Leon, Stream 1708. Rio Castro (43.52N, 8.12W) Galicia, Stream 1709. Rio Castron (41.95N, 5.78W) Castilla y Leon, Stream 1710. Rio Cateiro (42.87N, 7.45W) Galicia, Stream 1711. Rio Caudal (43.3N, 5.87W) Asturias, Stream 1712. Rio Caude (39.37N, 2.82W) Castilla-La Manacha, Stream 1713. Rio Cautaban (39.17N, 1.05W) Valenciana, Stream 1714. Rio Cave (42.42N, 7.65W) Galicia, Stream 1715. Rio Cazorla (37.95N, 3.03W) Andalucia, Stream 1716. Rio Cazuma (39.12N, 0.73W) Valenciana, Stream 1717. Rio Cea (42N, 5.6W) , Stream 1718. Rio Cea (42.1N, 8.32W) Galicia, Stream 1719. Rio Cebal (41.75N, 6.18W) Castilla y Leon, Stream 1720. Rio Cebollon (36.97N, 3.87W) Andalucia, Stream | 1721. Rio Cedena (39.88N, 4.5W) Castilla-La Manacha, Stream 1722. Rio Cedrillas (40.2N, 0.82W) Aragon, Stream 1723. Rio Cega (41.55N, 4.77W) , Stream 1724. Rio Cejo (42.13N, 8.03W) Galicia, Stream 1725. Rio Cejos (41.7N, 3.18W) Castilla y Leon, Stream 1726. Rio Celemin (36.28N, 5.85W) Andalucia, Stream 1727. Rio Cenia (40.52N, 0.52E) , Intermittent Stream 1728. Rio Cenza (42.17N, 7.18W) Galicia, Stream 1729. Rio Cereceda (38.4N, 4.28W) Castilla-La Manacha, Stream 1730. Rio Cereijo de la Brina (41.98N, 8.72W) Galicia, Stream 1731. Rio Cerezo (37.02N, 4.38W) Andalucia, Stream 1732. Rio Cerezuelo (41.22N, 3.63W) Castilla y Leon, Stream 1733. Rio Cerneja (43.03N, 3.48W) Castilla y Leon, Stream 1734. Rio Cervigona (40.17N, 6.65W) Extremadura, Stream 1735. Rio Cervol (40.48N, 0.48E) Valenciana, Intermittent Stream 1736. Rio Chabrina (42.23N, 8.47W) Galicia, Stream 1737. Rio Chabrino (42.23N, 8.47W) Galicia, Stream 1738. Rio Chain (42.6N, 8.65W) Galicia, Stream 1739. Rio Chanca (42.98N, 7.53W) Galicia, Stream 1740. Rio Chico (36.87N, 3.42W) Andalucia, Stream 1741. Rio Chico (37N, 3.18W) Andalucia, Stream 1742. Rio Chico (40.48N, 6.38W) Castilla y Leon, Stream 1743. Rio Chico (40.88N, 4.32W) Castilla y Leon, Stream 1744. Rio Chico (41.72N, 3.03W) Castilla y Leon, Stream 1745. Rio Chico (36.78N, 3W) Andalucia, Intermittent Stream 1746. Rio Chico (37N, 2.72W) Andalucia, Intermittent Stream 1747. Rio Chico (39.85N, 0.47W) Valenciana, Stream 1748. Rio Chico (40.65N, 4.7W) Castilla y Leon, Stream 1749. Rio Chico de Porteros (40.48N, 6.38W) Castilla y Leon, Stream 1750. Rio Chillan (36.75N, 3.88W) Andalucia, Stream 1751. Rio Chillar (36.75N, 3.88W) Andalucia, Stream 1752. Rio Chinchilla (40.1N, 0.15E) Valenciana, Intermittent Stream 1753. Rio Cidacos (42.32N, 1.92W) La Rioja, Stream 1754. Rio Cidacos (42.35N, 1.63W) Navarra, Stream 1755. Rio Ciernes (42.25N, 8.15W) Galicia, Stream 1756. Rio Cierves (42.25N, 8.15W) Galicia, Stream 1757. Rio Cieza (43.22N, 4.07W) Cantabria, Stream 1758. Rio Cifuentes (40.7N, 2.58W) Castilla-La Manacha, Stream 1759. Rio Ciguela (39.13N, 3.73W) Castilla-La Manacha, Stream 1760. Rio Ciguinuela (40.95N, 4.1W) Castilla y Leon, Stream |