Afon Dulyn (

English English usually refers to: * English language * English people English may also refer to: Peoples, culture, and language * ''English'', an adjective for something of, from, or related to England ** English national ide ...

: ''River Dulyn)'' is the outflow from

Llyn Dulyn Llyn Dulyn ( cy, black lake) is a lake on the edge of the Carneddau range of mountains in Snowdonia, North Wales. The lake is in extent and 189 feet (58 metres) deep. Less than a kilometre to its south lies the smaller Llyn Melynllyn. Cliffs ris ...

, a lake in the

Carneddau The (lit. 'the cairns'; is a Welsh plural form, and is sometimes anglicised to ''Carnedds'') are a group of mountains in Snowdonia, Wales. They include the largest contiguous areas of high ground (over or high) in Wales and England (although l ...

mountains in north-west

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 ...

. It is a tributary of the

river Conwy , name_etymology = , image = Boats in River Conwy.jpg , image_size = 300 , image_caption = Boats in the river estuary at Conwy , map = , map_size = , map_caption = , push ...

. Just below Afon Dulyn the river is joined by

Afon Melynllyn Afon Melynllyn is the outflow from Llyn Melynllyn, a lake in the Carneddau mountains in north-west Wales. It is a tributary of Afon Dulyn, itself a tributary of the river Conwy , name_etymology = , image = Boats in Riv ...

, a small river flowing from neighbouring

Llyn Melynllyn Llyn Melynllyn (Welsh for ''yellow lake'') is a lake within the Carneddau range of mountains in Snowdonia, North Wales. It lies at a height of just over , and has an area of some . Cliffs rise steeply from its western edge, up to the summit of ...

. The river does not carry a great deal of water because water is transferred from Llyn Dulyn to the reservoirs of

Llyn Eigiau Llyn Eigiau is a lake on the edge of the Carneddau range of mountains in Snowdonia, Conwy, Wales. The name ''Eigiau'' is thought to refer to the shoals of fish which once lived here. Early maps refer to it as ''Llynyga''. It is thought that ...

and

Llyn Cowlyd Llyn Cowlyd is the deepest lake in northern Wales. It lies in the Snowdonia National Park at the upper end of Cwm Cowlyd on the south-eastern edge of the Carneddau range of mountains, at a height of above sea level. The lake is long and narrow ...

Ceunant Dulyn

Ceunant Dulyn, or the Dulyn Gorge, has been designated a

Site of Special Scientific Interest A Site of Special Scientific Interest (SSSI) in Great Britain or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland is a conservation designation denoting a protected area in the United Kingdom and Isle of ...

(SSSI) since 1 January 1961 as a

conservation Conservation is the preservation or efficient use of resources, or the conservation of various quantities under physical laws. Conservation may also refer to: Environment and natural resources * Nature conservation, the protection and managem ...

measure to protect the site on account of its wildlife.Natural Resources Wales: Ceunant Dulyn - documents
Its area is 35.66 hectares.

Natural Resources Wales Natural Resources Wales ( cy, Cyfoeth Naturiol Cymru) is a Welsh Government sponsored body, which became operational from 1 April 2013, when it took over the management of the natural resources of Wales. It was formed from a merger of the Count ...

is the body responsible for the site.

References

Caerhun Dulyn Dulyn Sites of Special Scientific Interest in Clwyd {{Wales-river-stub