Rotach

Rotach
The Rotach at Friedrichshafen.
Mouth	47°38′59″N 9°29′43″E / 47.64972°N 9.49528°E / 47.64972; 9.49528 (Rotach mouth)
Progression	Rhine → North Sea
Length	38.8 km
Source elevation	620 m
Mouth elevation	395 m
River system	Rhine

The Rotach is a 38 km long tributary of Lake Constance and the Rhine River in the German state of Baden-Württemberg. The river source is near the municipality of Wilhelmsdorf. It flows southward through Horgenzell and Oberteuringen before emptying into Lake Constance at the city of Friedrichshafen.

Tributaries of the Rhine Left (western) Alpine Rhine Vorderrhein High Rhine Thur Töss Glatt Aare Sissle Ergolz Birs Birsig Upper Rhine Ill Moder Sauer Lauter Spiegelbach Queich Speyerbach Rehbach Isenach Eckbach Eisbach Pfrimm Selz Middle Rhine Nahe Moselle Nette Brohlbach Ahr Lower Rhine Erft Right (eastern) Alpine Rhine Rein da Tuma Rein da Curnera Rein da Medel Glenner Rabiusa Hinterrhein Plessur Landquart Ill Frutz Lake Constance Dornbirner Ach Bregenzer Ach Leiblach Argen Schussen Rotach Linzer Aach Stockacher Aach Radolfzeller Aach High Rhine Biber Wutach Alb Murg Wehra Upper Rhine Wiese Elz Kinzig Rench Acher Murg Alb Pfinz Saalbach Kraichbach Leimbach Neckar Weschnitz Modau Main Middle Rhine Wisper Lahn Wied Lower Rhine Sieg Wupper Düssel Ruhr Emscher Lippe IJssel Oude IJssel/Issel Berkel Schipbeek