These currents as a rule develop in alluvial deposits composing the river channel and hence interact with deformable channel boundaries – the river bed and banks.
Lees Ferry also marks the boundary between the river's upper and lower basins, as established by the 1922 compact.
The effects of rivers on the regions through which they flow tend to alternate between trends toward unifying the regions culturally and politically and making a political boundary of the river.
The village of Aberdyfi marks the boundary between the river and sea, and even stepping from the train on to its single station platform I could hear the roar of the surf breaking on the sandbar at the mouth of the Dyfi.
Places had borders with different categories such as the boundary by river, the boundary between the front yard to the road, the boundary between field rice with ditches, huluwotan or path where water goes through, the hillsides, a place between the village and the forest, and so on, are inhabited by certain forces.
The Sittang River is the region's northwestern boundary, and the rivers Gyaing, Ataran, Salween, and Ye drain the area westward to the Gulf of Martaban.
A third visit to Brewham led to an inspection of a sturdy and thick-set oak, perhaps an ancient boundary marker beside the river which defines the edge of both farm and parish.
Not least on a ground where, with the pitch cut on the far edge of the square, the Cow Corner boundary bowling from the river end looks laughably short.
This is clearly the case for large rivers such as the Rhine, which extends from Switzerland to the Netherlands, but can also occur when municipal boundaries cut across the river branch for which a regional division of the RWS (e.g. the Eastern Netherlands section) carries responsibility.
The western boundary of Germany is the river Rhine, and its northern boundary is the Germanic Ocean, of the shore of which the following is a description.
