The River Wharfe is widely regarded as one of the finest brown trout rivers in the United Kingdom, flowing approximately 60–65 miles from its source near Beckermonds and Oughtershaw in Langstrothdale, at the head of Wharfedale, before joining the Yorkshire Ouse near Cawood. Along its journey, the river passes through some of the most spectacular scenery in the Yorkshire Dales, threading through charming villages such as Buckden, Kettlewell, Kilnsey, Grassington, and Burnsall, and flowing past iconic landmarks including Bolton Abbey. The river is a classic freestone, rain-fed river — responsive to rainfall and characterized by clean, clear water, a varied character of pools, glides, and rapids, and a predominantly cobble and gravel substrate. Its waters support outstanding populations of wild brown trout and grayling, drawing fly anglers from across the country and beyond.