Overview: The Jouanne is a 58.5 km (36.4 mi) long river in western France located in the department of Mayenne, region of Pays de la Loire. It is a tributary of the river Mayenne on the left side, and so is a ...

Overview: The Vilaine (Breton: Gwilen) is a river in Brittany, in the west of France. The river's source is in the Mayenne département (53), and it flows out into the Atlantic Ocean at Pénestin in the Morbihan ...

Overview: The Ouette () is a 35 km (22 mi) long river in western France located in the department of Mayenne, region of Pays de la Loire. It is a tributary of the river Mayenne on the left side, and so is a sub ...

Overview: The Semnon (Breton: Sevnon) is a 73.3 km (45.5 mi) long river in the Mayenne, Maine-et-Loire, Ille-et-Vilaine and Loire-Atlantique départements, northwestern France. Its source is in Congrier. It flows ...

Overview: The Vaige is a 53.6 km (33.3 mi) long river in the Mayenne and Sarthe departments in western France.

Overview: The Oudon () is a 103.2 km (64.1 mi) long river in the Mayenne and Maine-et-Loire départements, western France. Its source is near La Gravelle. It flows generally south east. It is a right tributary of ...

Overview: The Ernée is a 65.2 km (40.5 mi) long river in the department of Mayenne, Pays de la Loire, northwestern France. Its source is in the commune of Levaré, and it flows through the communes of Ernée, Cha ...

Overview: The Couesnon (Breton: Kouenon) is a river running from the département of Mayenne in north-western France, forming an estuary at Mont Saint-Michel. It is 97.8 km (60.8 mi) long, and its drainage basin ...

Overview: The Mayenne () is a 202.3 km (125.7 mi) long river in western France, principally located in the French region of Pays de la Loire. Together with the river Sarthe and its tributary the Loir it forms the ...

Overview: The Seiche is a 97.3 km (60.5 mi) long river in western France located in the departments of Mayenne (Pays de la Loire) and Ille-et-Vilaine (Brittany). It is a left tributary of the river Vilaine. It flows ...

Overview: The Colmont is a 50.4 km (31.3 mi) long river in western France located in the departments of Orne, Manche (Normandy) and Mayenne (Pays de la Loire). It is a tributary of the river Mayenne on the right ...

Overview: The Varenne () is a 60.0 km (37.3 mi) long river in western France located in the departments of Orne (Normandy) and Mayenne (Pays de la Loire). It is a tributary of the river Mayenne on the right side ...