It rises near Moreton-in-Marsh, Gloucestershire, in the Cotswold Hills and flows south-east to the Thames, its valley providing the route of the southern part of the Cotswold Line.

[4][8] The river is largely privately owned, used for fishing and other leisure activities.

The Environment Agency has undertaken restoration work, as of 2008, to recover from the effects of excessive dredging.

You can help Wikipedia by expanding it.This article related to a river in England is a stub.

You can help Wikipedia by expanding it.This Gloucestershire location article is a stub.