Jossa (Sinn)

Jossa is a river of Hesse, Germany. It is a tributary of the Sinn, which in turn flows into the Franconian Saale shortly before the latter discharges into the Main at Gemünden am Main.

Course

The Jossa has a length of 32.3 kilometres.
It originates at, an Ortsteil of Jossgrund. Here the Villbach is joined by the Lettgenbrunner Quelle. Since 2007, the place has been marked by a large boulder.
The Jossa then flows southeast before turning northwards. Passing and, it gradually turns east north of, part of Bad Soden-Salmünster. Its northernmost point is near and it then flows southeast to discharge into the Sinn at Jossa, a part of Sinntal.

Watershed

The Jossa and its tributaries drain an area of around 146.7 square kilometres. It marks the border of the area that drains to the east towards the Sinn. To the west and north lies the Kinzig watershed.

Natural history

Beavers have been successfully reintroduced since 1987/88 in the Jossa and Sinn valleys. From an original population of 18 beavers, their numbers had grown to more than 200 towards the end of the first decade in the 21st century.