River Lugg River Lugg The River Lugg () rises near Llangynllo, Powys. It flows through the border town of Presteigne, Wales then through Herefordshire, England, to the south of Leominster where it meets a tributary, the River Arrow. Its confluence with the River Wye is at Mordiford, downstream of Hereford and from its source. Below Leominster the river was made navigable under the "River Wye & Lugg Navigation Act 1696" for improving the River Wye, and had pound locks. Despite several attempts to improve it, including making flash locks against bridges, the river was probably never a satisfactory navigation. Commercial navigation probably
River Wye, Derbyshire just south of Tideswell, then through Ashford in the Water and Bakewell, and south of Haddon Hall, before meeting the River Derwent at Rowsley. The main tributary of the river is the River Lathkill, which enters approximately one mile from its mouth. The River Wye is one of Derbyshire's best known rivers and is popular with anglers owing to the large numbers of wild brown, rainbow trout and grayling it contains. The alkalinity of the Wye provides a rich source of nutrients that leads to an abundance of insects, invertebrates and other wildlife. This ensures that the Trout and Grayling