Mappp.co geology and wildlife sites

River Kent and Tributaries

…s tributaries support nationally important populations of white clawed crayfish Austropotamobius pallipes. One of the headwaters also supports one of the largest populations of fresh water pearl mussel Margaritifera margaritifera in England. General Description The River Kent’s …

Afon Irfon

…n studied in detail but there is a small population of Atlantic stream crayfish Austropotamobius pallipes in the lower reaches. Remarks: Afon Irfon SSSI is part of the River Wye Special Area of Conservation, being host to the following habitats listed in Annex I of the EC Habita…

River Wye (Lower Wye) / Afon Gwy (Gwy Isaf)

…. The site is also of international importance for its Atlantic stream crayfish Austropotamobius pallipes, common otter Lutra lutra and beds of water crowfoot Ranunculus spp.. Whilst not a special feature of the site, there is a good range of breeding birds associated with riveri…

River Itchen

…arce freshwater and riparian invertebrates, including the white clawed crayfish Austropotamobius pallipes. This site is notified for otter Lutra lutra, water vole Arvicola amphibius, freshwater fishes including bullhead Cottus gobio, brook lamprey Lampetra planeri and Atlantic s…

Drumacrittin Lough

…portant waterbeetle aquatic Coleoptera communities and Atlantic stream crayfish Austropotamobius pallipes present. The chemical composition of the water reflects the underlying Carboniferous Lower Limestone bedrock and the surface glacial till in this area and is highly base-rich…

River Usk (Lower Usk) / Afon Wysg (Wysg Isaf)

… river and there are also localised populations of the Atlantic stream crayfish Austropotamobius pallipes, an endangered species in Europe. Remarks: The site supports the following habitats and species covered by the EC Directive 92/43/EEC on the conservation of natural habitats…

River Usk (Upper Usk) / Afon Wysg (Wysg Uchaf)

…e habitats, together with localised populations of the Atlantic stream crayfish Austropotamobius pallipes and the freshwater pearl mussel Margaritifera margaritifera, both of which are threatened in the UK. Several nationally rare and scarce species of flowering plant occur in th…

River Teme

…ent. Invertebrates The Teme holds a good population of Atlantic stream crayfish Austropotamobius pallipes. The extensive shingle shoals hold a particularly interesting and rare beetle community, with some 17 species being recorded. Of these, Riolus nitens is classed as vulnerable…

Llantrisant Common and Pastures

… also support internationally important populations of Atlantic stream crayfish Austropotamobius pallipes and common otter Lutra lutra. Extensive areas of semi-natural riparian habitats can still be found next to the tributaries. These include woodlands, dominated by alder Alnus …

Erwood Dingle

…upports important populations of otter Lutra lutra and Atlantic stream crayfish Austropotamobius pallipes. The underlying base-rich sandstone influences the species composition of most of the site. The lower slopes and drier stream sides support a canopy of ash Fraxinus excelsior…

Kilroosky Lough

…ve stonewort Charophyte community, and the presence of Atlantic stream crayfish Austropotamobius pallipes. The chemical composition of the water reflects the underlying Carboniferous Lower Limestone bedrock and the surface glacial till in this area and is highly base-rich. Marl d…

Boxford Water Meadows

… Blysmus compressus. The meadows support breeding snipe and freshwater crayfish Austropotamobius pallipes have been recorded regularly and recently. The insect fauna is diverse, with species rare in Berkshire such as the beetles Cantharis pallida and Subcoccinella 24 punctata and…

River Wye

…. The site is also of international importance for its Atlantic stream crayfish Austropotamobius pallipes, common otter Lutra lutra and beds of water crowfoot Ranunculus spp.. Whilst not a special feature of the site, there is a good range of breeding birds associated with riveri…

Wyre Forest

… aquatic invertebrates including a small population of Atlantic stream crayfish Austropotamobius pallipes, a globally threatened and declining species. The brooks have extensive hard rock sections with pool and riffle areas and small silt banks which provide varied habitat divers…

Caeau Coed Mawr (Coedmawr Fields)

…of otters Lutra lutra. Atlantic salmon Salmo salar and Atlantic stream crayfish Austropotamobius pallipes. This site is in two parts -a series of fields lying on either side of the River Edw at Bettws and an area of pastureland to the north-east. The north-eastern area comprises …

Wychwood

…of rich unpolluted waters and include the increasingly rare freshwater crayfish Austropotamobius pallipes, a species listed in the International Red Data Book of Invertebrates and the local water bugs Corixa panzeri and Micronecta scholtzi. Fish present include ten spined stickl…

Upper Ballinderry River

…ently large populations to be viable. In addition, the Atlantic stream crayfish Austropotamobius pallipes is also found. This species is generally associated with hard calcium-rich waters, rather than the softer waters of the Upper Ballinderry. Recent surveys have shown that otte…

Sidling's Copse and College Pond

…am running along the valley floor contains a population of fresh water crayfish Austropotamobius pallipes, a species listed in the International Red Data Book of Invertebrates. The fen supports small clumps of ash, grey willow and aspen which contribute to the breeding habitat fo…

Malham-Arncliffe

…hought to have been a mediaeval introduction. A population of European crayfish Austropotamobius pallipes also occurs here towards the northern edge of its range in Britain. Malham Tarn outflow, Gordale and Cowside Becks are three outstanding upland streams of high water quality …

Big Dog Scarps and Lakes

…, particularly invertebrates. Notable species include the white clawed crayfish Austropotamobius pallipes, a number of water beetles of the order Coleoptera including Agabus arcticus, Laccobius atratus, and Gyrinus distinctus and two water bugs, Callicorixa wollastoni and Glaenoc…

Soudley Ponds

…er whorl grass Catabrosa aquatica and water dock Rumex hydrolapathum. Crayfish Austropotamobius pallipes are present and the ponds are exceptionally rich in other invertebrate species. Of the several hundred species of beetle recorded from the area, 28 are only known in Gloucest…

Lough Navar Scarps and Lakes

… particularly invertebrates. These include the freshwater white clawed crayfish Austropotamobius pallipes, the crescent bluet Coenagrion lunullatum, listed as Vulnerable in the Irish Damselflies and Dragonflies Red List, and Limnoponls rujoscutellatus, a true bug of the order Hem…

Knockballymore Lough

…ncludes a number of notable species, in particular the Atlantic stream crayfish Austropotamobius pallipes. The water chemistry reflects the underlying Carboniferous Lower Limestone bedrock and the surface glacial till in this area, which is highly base-rich. Marl deposition and h…

Tempo River

…of which is found along the whole length of the river and white clawed crayfish Austropotamobius pallipes. The kingfisher Alcedo atthis is also known to occur. Although the fish community has not been extensively surveyed, both Atlantic salmon Salmo salar and Brown trout Salmo t…

Downton Gorge

…rvus corax have also been recorded in the woodland. The river supports crayfish Austropotamobius pallipes, salmon Salmo salar, trout Salmo trutta and grayling Thymallus thymallus. The invertebrate fauna is less well known. So far 60 species of beetle have been recorded some of w…

River Mease

…itional interest is provided by populations of freshwater white clawed crayfish Austropotamobius pallipes and otter Lutra lutra, both animals with a restricted distribution within the East Midlands and which receive special legal protection. Other Information This is a new site…

Ashby Canal

…cronatus. The canal also supports populations of the native freshwater crayfish Austropotamobius pallipes and of the water shrew Neomys fodiens.

River Ise and Meadows

…hamptonshire. Of increasing importance is the population of freshwater crayfish Austropotamobius pallipes, a species undergoing a decline in numbers nationally due to disease. A number of birds use the river corridor including reed bunting, sedge warbler, marsh tit, kingfisher an…

River Eye

…pical of a small, unpolluted but diverse river system. Records include crayfish Austropotamobius pallipes, the water bug Corixa panzeri and the white legged damselfly Platycnemis pennipes, the last named species at the northerly limit of its British range. Additional interest is …

Afon Llynfi

…n recorded recently. Bullhead are abundant everywhere. Atlantic stream crayfish Austropotamobius pallipes have been recorded within the Afon Llynfi. The site supports a range of breeding birds that are associated with riparian habitats, including grey heron Ardea cinerea, grey wa…

West Fermanagh Scarplands

…ociated vegetation is dominated by aquatic bryophytes. Atlantic stream crayfish Austropotamobius pallipes has been recorded in some of these rivers. Grassland communities are complex and reflect the variation in soils, topography and other environmental factors, in addition to ag…

River Lugg

…t. Invertebrates Extensive populations of the native atlantic stream crayfish Austropotamobius pallipes are present, a species which is in decline across Europe. Limited sampling to date has identified a variety of rare and scarce invertebrates from the lower Lugg, including th…

River Wensum

…bundant and diverse invertebrate fauna including the native freshwater crayfish Austropotamobius pallipes as well as a good mixed fishery. Brown trout Salmo trutta fario form the major component of the fish community of the upper Wensum, whilst the middle and lower reaches are do…

Semerwater

…veral stream species including Baetis rhodani and Habrophlebia fusca. Crayfish Austropotamobius pallipes occurs in considerable numbers and the large cladoceran Leptodora kindtii, which is rare in Yorkshire, is present. Wintering birds include a herd of up to 30 whooper swans. …

Blackbrook Reservoir

…tiformis. The reservoir is stocked with brown trout but also supports crayfish Austropotamobius pallipes. It is isolated from populations of the alien American crayfish Pacifastacus leniusculus, the carrier of a fungal spore which has devastated populations of the native crayfis…

Dimmings Dale & The Ranger

…lved oxygen. The stream also supports a population of the white clawed crayfish Austropotamobius pallipes, and, together with the associated streamside habitats, is important for other invertebrate groups, particularly the true flies Diptera with several species unrecorded elsewh…

Moss Valley

…cristatus are recorded from the site and the native British freshwater crayfish Austropotamobius pallipes is found in the waters of the Moss Brook. The valley is also important for breeding birds. Species recorded from the site include green woodpecker Picus viridis, great spotte…

Ensor's Pool

… Pool holds a very large and healthy population of native white clawed crayfish Austropotamobius pallipes estimated at 50,000 individuals. It is of national importance as one of the best lake populations of crayfish in England. The native crayfish population has declined in both …

Stowe Pool and Walk Mill Clay Pit

…ies which support large and healthy populations of native white clawed crayfish Austropotamobius pallipes. Stowe Pool lies in the centre of Lichfield in an area of public open space. Formerly a water supply reservoir, it receives water from the Leamonsley Brook, via Minster Pool.…

Afon Wysg (Isafonydd) / River Usk (Tributaries)

…eeding areas and sheltered flight lines for this species. White-clawed crayfish Austropotamobius pallipes have been recorded in the Caerfanell and Honddu. Remarks: Afon Wysg (isafonydd)/River Usk (tribuatires) SSSI is part of Afon Wysg /River Usk candidate Special Area of Conser…

Vallis Vale

…orded in the site. Vallis Vale is one of the few Somerset sites where crayfish Austropotamobius pallipes occur. Geological Vallis Vale exposes some of Britain’s most classic rock outcrops, exhibiting several of the most easily demonstrated examples of angular unconformity avail…

River Eden and Tributaries

… most important remaining sites in Britain for the native white clawed crayfish Austropotamobius pallipes, a species characteristic of calcareous streams with high water quality. Stream systems on the Eden which support native crayfish include the Lowther system, River Eamont, th…

River Ithon

…Deleaster dichrous and the ground beetle Tachys parvulus. White-clawed crayfish Austropotamobius pallipes were recorded in 1987 near Llandewi Ystradenni. Remarks: The site supports the following habitats and species covered by the EC Habitats Directive (Directive 92/43/EEC on th…

Map of the sites holding the search term ""Austropotamobius pallipes""

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