Upper Wye Gorge is a Site of Special Scientific Interest (SSSI), noted for its biological and geological characteristics, around

Symonds Yat Symonds Yat is a village in the Wye Valley and a popular tourist destination, straddling the River Wye in the English county of Herefordshire, close to the Gloucestershire border. It is within a few miles of Monmouthshire and the Welsh border. ...

in the

Wye Valley The Wye Valley Area of Outstanding Natural Beauty (AONB; cy, Dyffryn Gwy) is an internationally important protected landscape straddling the border between England and Wales. The River Wye ( cy, Afon Gwy) is the fourth-longest river in th ...

on the Wales–England border. The site is listed in the 'Forest of Dean Local Plan Review' as a Key Wildlife Site (KWS).

Geography

The SSSI, of which are in

England England is a country that is part of the United Kingdom. It shares land borders with Wales to its west and Scotland to its north. The Irish Sea lies northwest and the Celtic Sea to the southwest. It is separated from continental Europe b ...

and are in

Wales Wales ( cy, Cymru ) is a country that is part of the United Kingdom. It is bordered by England to the east, the Irish Sea to the north and west, the Celtic Sea to the south west and the Bristol Channel to the south. It had a population in ...

, notified in 1969, is located north east of the town of Monmouth. It lies within the civil parishes of Goodrich and Whitchurch in

Herefordshire Herefordshire () is a county in the West Midlands of England, governed by Herefordshire Council. It is bordered by Shropshire to the north, Worcestershire to the east, Gloucestershire to the south-east, and the Welsh counties of Monmouthsh ...

, English Bicknor in

Gloucestershire Gloucestershire ( abbreviated Glos) is a county in South West England. The county comprises part of the Cotswold Hills, part of the flat fertile valley of the River Severn and the entire Forest of Dean. The county town is the city of Gl ...

and within the community of Monmouth in Monmouthshire.Ordnance Survey: Explorer map sheet OL14 ''Wye Valley & Forest of Dean'' The majority of the site is owned and managed by the

Forestry Commission The Forestry Commission is a non-ministerial government department responsible for the management of publicly owned forests and the regulation of both public and private forestry in England. The Forestry Commission was previously also respon ...

, with part of it owned and managed as a

nature reserve A nature reserve (also known as a wildlife refuge, wildlife sanctuary, biosphere reserve or bioreserve, natural or nature preserve, or nature conservation area) is a protected area of importance for flora, fauna, or features of geological or ...

by the Herefordshire Nature Trust. It contains part of

Lady Park Wood Lady Park Wood National Nature Reserve () is a nature reserve straddling the borders of Gloucestershire in England and Monmouthshire in Wales. Most of the wood is in Wales – where it forms Wales' easternmost point – but it is managed under ...

, a national nature reserve in Wales (NNR), as well as King Arthur's Cave. Part of Lady Park Wood NNR is in England (Gloucestershire) and a larger part is in Wales. The SSSI falls within the Wye Valley Woodlands/ Coetiroedd Dyffryn Gwy

Special Area of Conservation A Special Area of Conservation (SAC) is defined in the European Union's Habitats Directive (92/43/EEC), also known as the ''Directive on the Conservation of Natural Habitats and of Wild Fauna and Flora''. They are to protect the 220 habitats and a ...

(SAC) under the EU Habitats Directive.

Geology

The gorge is formed out of

Old Red Sandstone The Old Red Sandstone is an assemblage of rocks in the North Atlantic region largely of Devonian age. It extends in the east across Great Britain, Ireland and Norway, and in the west along the northeastern seaboard of North America. It also exte ...

and

Carboniferous Limestone Carboniferous Limestone is a collective term for the succession of limestones occurring widely throughout Great Britain and Ireland that were deposited during the Dinantian epoch (geology), Epoch of the Carboniferous period (geology), Period. T ...

, on top of which are a large variety of

soil Soil, also commonly referred to as earth or dirt Dirt is an unclean matter, especially when in contact with a person's clothes, skin, or possessions. In such cases, they are said to become dirty. Common types of dirt include: * Debri ...

s. These soils are mostly alkaline, but there are areas which have

acidic In computer science, ACID ( atomicity, consistency, isolation, durability) is a set of properties of database transactions intended to guarantee data validity despite errors, power failures, and other mishaps. In the context of databases, a ...

surface layers. A series of caves (including King Arthur's Cave) on the northern, English, side of the gorge is of great importance for their

Pleistocene The Pleistocene ( , often referred to as the ''Ice age'') is the geological epoch that lasted from about 2,580,000 to 11,700 years ago, spanning the Earth's most recent period of repeated glaciations. Before a change was finally confirmed in ...

mammal remains. The oldest deposits include those from lion,

red deer The red deer (''Cervus elaphus'') is one of the largest deer species. A male red deer is called a stag or hart, and a female is called a hind. The red deer inhabits most of Europe, the Caucasus Mountains region, Anatolia, Iran, and parts of we ...

reindeer Reindeer (in North American English, known as caribou if wild and ''reindeer'' if domesticated) are deer in the genus ''Rangifer''. For the last few decades, reindeer were assigned to one species, ''Rangifer tarandus'', with about 10 sub ...

, spotted hyena,

woolly mammoth The woolly mammoth (''Mammuthus primigenius'') is an extinct species of mammoth that lived during the Pleistocene until its extinction in the Holocene epoch. It was one of the last in a line of mammoth species, beginning with '' Mammuthus s ...

and

woolly rhinoceros The woolly rhinoceros (''Coelodonta antiquitatis'') is an extinct species of rhinoceros that was common throughout Europe and Asia during the Pleistocene epoch and survived until the end of the last glacial period. The woolly rhinoceros was a me ...

. Later deposits from colder periods include

lemming A lemming is a small rodent, usually found in or near the Arctic in tundra biomes. Lemmings form the subfamily Arvicolinae (also known as Microtinae) together with voles and muskrats, which form part of the superfamily Muroidea, which also includ ...

and

steppe pika The steppe pika (''Ochotona pusilla'') is a small mammal of the pika family, Ochotonidae. It is found in the steppes of southern Russia and northern Kazakhstan. General description Ochotonidae includes only one genus - ''Ochotona'', formed by ...

. This provides evidence that humans had occupied the caves during this period.

Wildlife and ecology

Flora

As with other woodlands in the

Area of Outstanding Natural Beauty An Area of Outstanding Natural Beauty (AONB; , AHNE) is an area of countryside in England, Wales, and Northern Ireland, that has been designated for conservation due to its significant landscape value. Areas are designated in recognition of ...

, the Upper Wye Gorge contains many species of trees that are locally and even nationally rare, forming one of the most extensive areas of semi-natural, broadleaved

woodland A woodland () is, in the broad sense, land covered with trees, or in a narrow sense, synonymous with wood (or in the U.S., the ''plurale tantum'' woods), a low-density forest forming open habitats with plenty of sunlight and limited shade (se ...

in the entire valley. Due to the range of soils across the site, ten different types of woodland have been discovered to exist. Of particular interest are trees of the nationally rare large-leaved lime (''

Tilia platyphyllos ''Tilia platyphyllos'', the large-leaved lime or large-leaved linden, is a species of flowering plant in the family (biology), family Malvaceae (Tiliaceae). It is a deciduous tree, native plant, native to much of Europe, including locally in sout ...

''), as well as

whitebeam The whitebeams are members of the family Rosaceae, comprising subgenus ''Aria'' (or, according to some authorities, its own genus) of genus ''Sorbus'', and hybrids involving species of this subgenus and members of subgenera ''Sorbus'', ''Torminar ...

species: English whitebeam (''

Sorbus anglica ''Sorbus anglica'', the English whitebeam, is a species of whitebeam tree in the family Rosaceae. It is uncommonly found in Ireland and the United Kingdom The United Kingdom of Great Britain and Northern Ireland, commonly known as the Un ...

''), grey-leaved whitebeam ('' Sorbus porrigentiformis''), rock whitebeam (''

Sorbus rupicola ''Sorbus rupicola'', known as rock whitebeam, is a rare shrub or small tree best known from the British Isles but also reported from Norway, Sweden and Russia. Reaching heights of 10 m,''New Flora of the British Isles''; Clive Stace; Third edi ...

'') and round-leaved whitebeam ('' Sorbus eminens''). The dominant tree species within the gorge are ash (''

Fraxinus excelsior ''Fraxinus excelsior'', known as the ash, or European ash or common ash to distinguish it from other types of ash, is a flowering plant species in the olive family Oleaceae. It is native throughout mainland Europe east to the Caucasus and Albor ...

''), common beech (''

Fagus sylvatica ''Fagus sylvatica'', the European beech or common beech is a deciduous tree belonging to the beech family Fagaceae. Description ''Fagus sylvatica'' is a large tree, capable of reaching heights of up to tall and trunk diameter, though more ...

''), Cornish oak (''

Quercus petraea ''Quercus petraea'', commonly known as the sessile oak, Cornish oak, Irish Oak or durmast oak, is a species of oak tree native to most of Europe and into Anatolia and Iran. The sessile oak is the national tree of Ireland, and an unofficial embl ...

''), English oak (''

Quercus robur ''Quercus robur'', commonly known as common oak, pedunculate oak, European oak or English oak, is a species of flowering plant in the beech and oak family, Fagaceae. It is a large tree, native to most of Europe west of the Caucasus. It is widel ...

'') and silver birch (''

Betula pendula ''Betula pendula'', commonly known as silver birch, warty birch, European white birch, or East Asian white birch, is a species of tree in the family Betulaceae, native to Europe and parts of Asia, though in southern Europe, it is only found ...

''). Mid-level flora includes hazel (''

Corylus avellana ''Corylus avellana'', the common hazel, is a species of flowering plant in the birch family Betulaceae. It is native to Europe and western Asia. It is an important component of the hedgerows that were the traditional field boundaries in lowland En ...

''), field maple (''

Acer campestre ''Acer campestre'', known as the field maple, is a flowering plant species in the family Sapindaceae. It is native to much of continental Europe, Britain, southwest Asia from Turkey to the Caucasus, and north Africa in the Atlas Mountains. It has ...

''), small-leaved lime (''

Tilia cordata ''Tilia cordata'', the small-leaved lime or small-leaved linden, is a species of tree in the family Malvaceae, native to much of Europe. Other common names include little-leaf or littleleaf linden, or traditionally in South East England, pry or p ...

'') and wych elm (''

Ulmus glabra ''Ulmus glabra'' Hudson, the wych elm or Scots elm, has the widest range of the European elm species, from Ireland eastwards to the Urals, and from the Arctic Circle south to the mountains of the Peloponnese and Sicily, where the species reaches i ...

''). Ground-layer plants are dominated by bilberry (''

Vaccinium myrtillus ''Vaccinium myrtillus'' or European blueberry is a holarctic species of shrub with edible fruit of blue color, known by the common names bilberry, blaeberry, wimberry, and whortleberry. It is more precisely called common bilberry or blue whortle ...

''), bramble (''

Rubus fruticosus ''Rubus fruticosus'' L. is the ambiguous name of a European blackberry species in the genus ''Rubus'' in the rose family. The name has been interpreted in several ways: *The species represented by the type specimen of ''Rubus fruticosus'' L., ...

''), common bracken (''

Pteridium aquilinum ''Pteridium aquilinum'' (bracken, brake or common bracken), also known as eagle fern, is a species of fern occurring in temperate and subtropical regions in both hemispheres. Originally native to Eurasia and North America, the extreme lightness o ...

''), dog's mercury ('' Mercurialis perennis''), false brome (''

Brachypodium sylvaticum ''Brachypodium sylvaticum'', commonly known as false-brome, slender false brome or wood false brome, is a perennial grass native to Europe, Asia and Africa. It has a broad native range stretching from North Africa to Eurasia. The bunchgrass is ...

''), great wood-rush (''

Luzula sylvatica ''Luzula sylvatica'', commonly known as greater wood-rush or great wood-rush, is a perennial flowering plant in the rush family Juncaceae. Description ''Luzula sylvatica'' is the largest woodrush, with stems high. It forms clumps of bright g ...

''). Scarce and locally uncommon plants that are found in the gorge are narrow-leaved bittercress (''

Cardamine impatiens ''Cardamine impatiens'', the narrowleaf bittercress or narrow-leaved bitter-cress, is a plant species in the genus ''Cardamine'' of the family Brassicaceae. It is a slender, biennial herb, that produces sterile leaves in the first year, one to s ...

''), stinking hellebore (''

Helleborus foetidus ''Helleborus foetidus'', known variously as stinking hellebore , dungwort, setterwort and bear's foot, is a species of flowering plant in the buttercup family Ranunculaceae, native to the mountainous regions of Central and Southern Europe and Asi ...

''), wood barley ('' Hordelymus europaeus'') and wood fescue ('' Festuca altissima'').

Grassland A grassland is an area where the vegetation is dominated by grasses ( Poaceae). However, sedge ( Cyperaceae) and rush ( Juncaceae) can also be found along with variable proportions of legumes, like clover, and other herbs. Grasslands occur na ...

areas on the site contain the uncommon bloody cranes-bill ('' Geranium sanguineum'') as well as the nationally scarce

sedge The Cyperaceae are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges. The family is large, with some 5,500 known species described in about 90 genera, the largest being the "true sedges" genus '' Carex'' ...

species: dwarf sedge ('' Carex humilis''), fingered sedge ('' Carex digitata'') and soft-leaved sedge ('' Carex montana'').

Fauna

A wide variety of mammals populate the gorge, including

badger Badgers are short-legged omnivores in the family Mustelidae (which also includes the otters, wolverines, martens, minks, polecats, weasels, and ferrets). Badgers are a polyphyletic rather than a natural taxonomic grouping, being united by ...

s and

fallow deer ''Dama'' is a genus of deer in the subfamily Cervinae, commonly referred to as fallow deer. Name The name fallow is derived from the deer's pale brown colour. The Latin word ''dāma'' or ''damma'', used for roe deer, gazelles, and antelopes ...

. The caves in the gorge provide a winter roost for

greater horseshoe bat The greater horseshoe bat (''Rhinolophus ferrumequinum'') is an insectivorous bat of the genus '' Rhinolophus''. Its distribution covers Europe, Northern Africa, Central Asia and Eastern Asia. It is the largest of the horseshoe bats in Europe an ...

s and lesser horseshoe bats. Birds that use the woodlands in the SSSI include

buzzard Buzzard is the common name of several species of birds of prey. ''Buteo'' species * Archer's buzzard (''Buteo archeri'') * Augur buzzard (''Buteo augur'') * Broad-winged hawk (''Buteo platypterus'') * Common buzzard (''Buteo buteo'') * Eastern ...

nuthatch The nuthatches () constitute a genus, ''Sitta'', of small passerine birds belonging to the family Sittidae. Characterised by large heads, short tails, and powerful bills and feet, nuthatches advertise their territory using loud, simple songs. M ...

, peregrine falcon, pied flycatcher, raven,

tawny owl The tawny owl (''Strix aluco''), also called the brown owl, is commonly found in woodlands across Europe to western Siberia, and has seven recognized subspecies. It is a stocky, medium-sized owl, whose underparts are pale with dark streaks, a ...

and the

wood warbler The wood warbler (''Phylloscopus sibilatrix'') is a common and widespread leaf warbler which breeds throughout northern and temperate Europe, and just into the extreme west of Asian Russia in the southern Ural Mountains. This warbler is stro ...

. Insects species found on the site include a dance fly ('' Hilara media'') and a wasp ('' Omalus puncticollis''), which are nationally rare; as well as uncommon butterflies: wood white,

pearl-bordered fritillary The pearl-bordered fritillary (''Boloria euphrosyne'') is a butterfly of the family Nymphalidae found in Europe and through Russia across the Palearctic to the north of Kazakhstan. Description The adult butterfly is orange with black spots on ...

and the white admiral.

References

External links

Natural England
(SSSI information)
Forestry Commission

{{authority control River Wye Forests and woodlands of Gloucestershire Sites of Special Scientific Interest in Gloucestershire Sites of Special Scientific Interest in Herefordshire Canyons and gorges of Monmouthshire Forests and woodlands of Monmouthshire Sites of Special Scientific Interest in Monmouthshire Canyons and gorges of England Nature Conservation Review sites Sites of Special Scientific Interest notified in 1969