The Aron is a 105 km long river

River

A river is a natural watercourse, usually freshwater, flowing towards an ocean, a lake, a sea, or another river. In a few cases, a river simply flows into the ground or dries up completely before reaching another body of water. Small rivers may also be called by several other names, including...

 in central France

France

The French Republic , The French Republic , The French Republic , (commonly known as France , is a unitary semi-presidential republic in Western Europe with several overseas territories and islands located on other continents and in the Indian, Pacific, and Atlantic oceans. Metropolitan France...

. It is a right tributary of the Loire, which it meets in Decize

Decize

Decize is a commune in the Nièvre department in central France.-Site:The town is situated on a former island in the Loire at the confluent of the Aron river. The right channel of the Loire was dammed up to reclaim land and now remains as an arm stretching upstream to the centre of town...

. It flows through the département Nièvre

Nièvre

Nièvre is a department in the centre of France named after the Nièvre River.-History:Nièvre is one of the original 83 departments created during the French Revolution on March 4, 1790...

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Course

The source of the Aron is in the commune Crux-la-Ville

Crux-la-Ville

Crux-la-Ville is a commune in the Nièvre department in central France.-Demographics:At the 1999 census, the population was 453. On 1 January 2006, the estimate was 415.-References:*...

, about 35 km north-east of Nevers

Nevers

Nevers is a commune in – and the administrative capital of – the Nièvre department in the Bourgogne region in central France...

. It flows in a southerly direction, through the towns Châtillon-en-Bazois

Châtillon-en-Bazois

Châtillon-en-Bazois is a commune in the Nièvre department in central France.-Demographics:At the 1999 census, the population was 1056. On 1 January 2007, the estimate was 975.-References:*...

 and Cercy-la-Tour

Cercy-la-Tour

Cercy-la-Tour is a commune in the Nièvre department in central France.-Geography:The village is located in the middle of the commune, where the river Alène joins the Aron.-Demographics:...

, and empties into the Loire in the city of Decize

Decize

Decize is a commune in the Nièvre department in central France.-Site:The town is situated on a former island in the Loire at the confluent of the Aron river. The right channel of the Loire was dammed up to reclaim land and now remains as an arm stretching upstream to the centre of town...

. Much of its length, from Châtillon-en-Bazois to Decize, the river flows parallel to the Canal du Nivernais

Canal du Nivernais

The Canal du Nivernais links the Loire basin with the Seine basin following approximately the course of the river Yonne in a south to north direction....

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Among its tributaries is the Alène

Alène

The Alène is a long river in the Nièvre département, central France. Its source is at Poil, about west of the village, in the parc naturel régional du Morvan. It flows generally west...

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