The River Terrig ( cy, Afon Terrig) is a small river in north-east

Wales Wales ( cy, Cymru ) is a Countries of the United Kingdom, country that is part of the United Kingdom. It is bordered by England to the Wales–England border, east, the Irish Sea to the north and west, the Celtic Sea to the south west and the ...

. The river rises at Llyn Cyfynwy near

Graianrhyd Graianrhyd, also spelt ''Graeanrhyd'', is a small, scattered village in the community of Llanarmon-yn-Iâl, Denbighshire, Wales, lying in hilly limestone country around to the east of Llanarmon-yn-Iâl village, and just to the south of Eryrys ...

village in the

community A community is a social unit (a group of living things) with commonality such as place, norms, religion, values, customs, or identity. Communities may share a sense of place situated in a given geographical area (e.g. a country, village, tow ...

of Llanarmon-yn-Ial,

Denbighshire Denbighshire ( ; cy, Sir Ddinbych; ) is a county in the north-east of Wales. Its borders differ from the historic county of the same name. This part of Wales contains the country's oldest known evidence of habitation – Pontnewydd (Bontnewy ...

, about three miles from the source of the

River Alyn The River Alyn ( cy, Afon Alun) is a tributary of the River Dee, in north-east Wales. The River Alyn rises at the southern end of the Clwydian hills and the Alyn Valley forms part of the Clwydian Range and Dee Valley Area of Outstanding Nat ...

.''

Cambridge County Geographies Cambridge County Geographies is a book series published by Cambridge University Press. Volumes *Aberdeenshire by Mackie, Alexander *Argyllshire and Buteshire by MacNair, Peter (wikisource) *Ayrshire by Foster, John *Banffshire by Barclay, W. *Bedf ...

: Flintshire'', Cambridge University Press, p.25 It then flows northwards and eastwards, forming the boundary between the old parishes of

Nercwys Nercwys is a rural village and community in Flintshire, Wales, which is surrounded by open countryside. The community population taken at the 2011 census was 585. The older, Anglicised spelling of Nerquis can sometimes be found. It has a small ...

and

Treuddyn Treuddyn is a village, community and electoral ward in Flintshire, Wales, located just off the A5104 road, around 4 miles south-east of Mold and 3 miles north-west of Caergwrle. The community includes the nearby village of Coed Talon, to the ea ...

. At Nant-y-Mynydd it is joined by several small springs from Mynydd Ddu, and finally itself joins the River Alyn at

Pontblyddyn Pontblyddyn is a small village outside Leeswood, in Flintshire, Wales and is situated around 8 miles from Wrexham. Plas Teg, one of the most important Jacobean era The Jacobean era was the period in English and Scottish history that coinci ...

Flintshire , settlement_type = County , image_skyline = , image_alt = , image_caption = , image_flag = , image_shield = Arms of Flint ...

. The Terrig is a habitat for

brown trout The brown trout (''Salmo trutta'') is a European species of salmonid fish that has been widely introduced into suitable environments globally. It includes purely freshwater populations, referred to as the riverine ecotype, ''Salmo trutta'' morph ...

. Its name is derived from its rapid flow after times of heavy rain;

Thomas Pennant Thomas Pennant (14 June Old Style, OS 172616 December 1798) was a Welsh natural history, naturalist, traveller, writer and antiquarian. He was born and lived his whole life at his family estate, Downing Hall near Whitford, Flintshire, in Wales ...

, in his ''Tours in Wales'', described it as "the ''Terrig'', or the ''violent'', ..often of a tremendous swell and fury".Pennant, T. ''Tours in Wales, Volume 2'', Wilkie and Robinson, 1810, p.44

References

Terrig Terrig 2Terrig {{Wales-river-stub