The Yarrow Water is a river in the Borders in the south east of Scotland. It is a tributary of the Ettrick Water and renowned for its high quality trout and salmon fishing. The name "Yarrow" may derive from the Celtic word garw meaning "rough" or possibly share a derivation with the English name "Jarrow".

The River Tweed, or Tweed Water, Scots: Watter o Tweid, Welsh: Tuedd), is a river 97 miles (156 km) long that flows east across the Border region in Scotland and northern England. Tweed cloth derives its name from its association with the River Tweed. The Tweed is one of the great salmon rivers of Britain and the only river in England where an Environment Agency rod licence is not required for angling. The river generates a large income for the local borders region, attracting anglers from all around the world.