Aist (river)
The 883rd longest river in the world
The Aist is a river in Upper Austria, a left tributary of the Danube. It drains an area of 636 km2 (246 sq mi). The Aist is formed in Hohensteg (south of Pregarten) by the confluence of its source rivers the Feldaist (52 km) and the Waldaist (58 km). The Aist proper is 13.7 km (8.5 mi) long. The Aist, Feldaist and Waldaist flow through the protected Natura 2000 site Waldaist-Naarn (Fauna-Flora-Habitat Area).
Flows through: Austria.
River data from Wikidata (CC0); lengths normalised to a common unit.