Riss

The rift south of Biberach an der Riss

The crack [ rɪs ] is an approximately 50 km long right or southern tributary of the Danube in Upper Swabia, Baden -Wuerttemberg ( Germany ). Your source streams are the Cold crack and the heat crack.

Course

The crack runs in the districts of Ravensburg and Biberach and Alb- Donau-Kreis in. The river has two source streams: the longer and more southerly Cold crack rises south of Michelwinnaden (northern district of Bad Waldsee ) in the district of Ravensburg, the shorter and more northerly Warm crack in Winterstetten village in the district of Biberach (southern part of the municipality of Ingoldingen ).

The Cold crack flows from its source, which is about 600 meters south of the church of Michelwinnaden located on arable and meadow area north of Tannwalds, mainly in the north and the beginning of the village by the castle pond. Below and to the north of the village it does not run, the water of the brook coming from the southwest " Old crack " Taking up towards but by Winterstetten village to downstream flow together a little further with the zoom flowing from this village warm crack.

The Warm tear flows from its source in Winterstetten village, the mill pond, also mostly to the north; in the village is called a short cul de sac south-west of the pond " On Rißursprung ". Approximately half a kilometer below, north of the village it combines with the cold crack.

Combines Thus, the crack continues to develop predominantly northward, where the river has cut into the Altmoränengebiet the crack - Aitrach plate. It flows through Winterstetten city (southern part of the municipality of Ingoldingen ) and then east past the nucleus of Ingoldingen where the coming from northwest spring creek opens. Then the crack takes at Degernau (eastern part of the municipality of Ingoldingen ) on the zoom flowing from the southeast Loud and flows between pig Hausen and Appendorf (western parts of municipalities of high village) therethrough, said she west, the location at high village plateau Hochgeländ happens. She then runs west past Ummendorf stating that its the Kneipp spa Jordanbad ( Biberach an der Riss belonging ) opens the zoom flowing from this community and from southeast Umlach. The crack extends further and Biberach an der Riss, where their coming from the southwest Rotbach flows.

Below Biberach an der Riss, the crack runs across Warthausen and Langenschemmern (municipality part of Schemmerhofen ) where the approach flowing from the west Mühlbach joins, after Schemmerberg (municipality part of Schemmerhofen ). Further north, it passes through the upper and Untersulmetingen (western parts of the city of Laupheim ), with it, the zoom flowing from west suppression Ibach and directly to the north near the hamlet of Lower Church accrue to the coming from the same direction Aischbach in Obersulmetingen the coming of the West Inkerkinger Rotbach and Untersulmetingen. This area extends to the Rißmündung few kilometers east parallel to the crack of the Danube inflow Dürnach north.

Then the crack flows through Rißtissen (eastern district of Ehingen ) in Alb- Donau-Kreis to (partly artificially created) to open a little later with four arms mouth into the approaching flowing from southwest Danube; north of Rißtissen branches of Rißkanal on the crack. The Rißmündung opposite on the north bank of the Danube Öpfingen community.

Watershed

The headwaters of the crack is located on the Rhine-Danube watershed, which is part of the European watershed. While emerging from their two spring-fed streams in the area of ​​Michelwinnaden and Winterstetten village crack flows in a predominantly north to the Danube, runs the Schussen which springs a little further northwest near Bad Schussenried, mostly in a southerly direction into the lake, and thus into the Rhine.

Rißeiszeit

The crack is named after the penultimate ice age, which Rißeiszeit ( in Northern Germany also called Saale ice age ). In the natural history department of the Braith - Mali - Museum in Biberach an der Riss, many ideological models to find Rißeiszeit.