Enns (river) below the Enns"). Finally, it meets the Danube at Mauthausen and the city of Enns. The Enns is a typical wild water river and draws its water from an area of more than , which is the fifth-largest in Austria. The average outflow at its mouth is . The Anisian Age in the Triassic Period of geological time is named from Anisus, the Latin name of the river Enns. In the middle of the 19th century, canals began to be built along the between Weißenbach and the Gesäuse, in order to make use of the water for agriculture and forestry.
Rossola nera grape (frequently with Nebbiolo) where it contributes acidity to the blend. Over the years Rossola nera has been known under a variety of synonyms including: Rossoladure, Rossera, Rossola and Rossolo. However, Vitis International Variety Catalogue (VIVC) managed by the Geilweilerhof Institute for Grape Breeding in Germany currently does not recognize any synonyms for the grape variety. The VIVC does list "Rossola nera" as a recognized synonym of Mourvèdre. Rossola nera Rossola nera is a red Italian wine grape variety that has been growing in the Valtellina region of Lombardy since at least the 17th century. In 2004 DNA profiling determined