Mappp.co geology and wildlife sites

River Blythe

…pper and middle reaches and in the riffles. The structure of this river is very variable and its importance is increased because of the rarity of such examples in lowland Britain. The diverse physical features of the Blythe are mirrored by its diverse plant communities. The mean …

Shibdon Pond

…llum spicatum, fennel leaved pondweed Potamogeton pectinatus and water crowfoot Ranunculus penicillatus var. calcareus. To the north west large stands of reed mace Typha latifolia occupy the shallower margins of the pond. These merge into tall fen with reed grass Glyceria maxima,…

Stockbridge Common Marsh

…upports a well developed aquatic flora comprising patches of the water crowfoot Ranunculus penicillatus var. calcareus and the water starworts Callitriche species. These channels, together with Marsh Court Lake support a wide range of characteristic breeding and wintering wetlan…

River Ribble (Long Preston Deeps)

… occurrence of spiked water milfoil Myriophyllum spicatum, brook water crowfoot Ranunculus penicillatus var. calcareus and blanket weed Cladophora glomerata. The fine material on the river bed is derived from alluvium and river terrace deposits and boulder clay from the valley bo…

River Kennet

… The Kennet shows a clear downstream succession in plant communities reflecting variations in geology and flow rate as well as the influence of the canal. The flora is considered to be intermediate in character between the classic chalk rivers of the south and the oolitic rivers …

Owenkillew River

…s composed of gravel and pebble with occasional boulders. Stream water crowfoot Ranunculus penicillatus ssp. penicillatus, unbranched bur reed Sparganium emersum, broad leaved pondweed Potamogeton natans, yellow water lily Nuphar lutea and intermediate water-starwort Callitriche …

Basingstoke Canal

… Scotland Bridge in Surrey. The relative lack of pollution in the Canal and the variation in water chemistry throughout its length have given rise to a diversity of plant species and communities that has no parallel elsewhere in Britain. This, together with a rich and varied inve…

Tempo River

…lar higher plants are restricted to a few species such as stream water crowfoot Ranunculus penicillatus var. penicillatus, curled pondweed Potamogeton crispus, and Canadian pondweed Elodea canadensis in the channel with reed canary grass Phalaris arundinacea and branched bur-reed…

Owenreagh River

…lar higher plants are restricted to a few species such as stream water crowfoot Ranunculus penicillatus var. penicillatus, while bryophytes mosses and liverworts are much more common, particularly greater water moss Fontinalis antipyretica and rushy feather moss Brachythecium plu…

Cladagh (Swanlinbar) River

…d Rhyncostegium riparioides. The main vascular plants are stream water crowfoot Ranunculus penicillatus var. penicillatus in the channel, with reed canary grass Phalaris arundinacea common along the margins. The flow regime in the upper reaches is mainly glide, smooth-flowing, wi…

River Tweed

… mat-grass Nardus stricta, purple moor-grass Molinia caerulea, lesser spearwort Ranunculus flammula and water forget-me-not Myosotis scorpioides. Moss species including Fontinalis antipyretica and Philonotis fontana are common on boulders and bedrock. Once these streams join to f…

River Foyle and Tributaries

…pha on stabilised boulders and rocks. Downstream, beds of stream water crowfoot Ranunculus penicillatus ssp. penicillatus occur where the flow is less dynamic, particularly in the lower sections of the River Derg and Moume Beg River and along the Strule and Moume Rivers down to S…

East Aston Common

…tius communities. Collectively these grasslands are rich in species including a variety of sedges for example, the local long stalked yellow sedge Carex lepidocarpa and brown sedge Carex disticha, flat sedge Blysmus compressus, meadow rue Thalictrum flavum, adder’s tongue fern Op…

River Hull Headwaters

… of the river with gravel, sand and silt sediments deposited on the riverbed in varying proportions. This variation in the riverbed sediments is reflected in the species composition of the aquatic vegetation which is abundant throughout the headwaters during the summer. Driffield…

Afon Teifi

…ltstones and sandstones, that are extensively mantled by Quaternary deposits of variable, but sometimes considerable thicknesses. These consist of sands and gravels, glacial lake clays, alluvium and peat. Afon Teifi is of special interest for a range of river types and associated…

Tweed Catchment Rivers - England: Till Catchment

…ch are typical of mineral rich lowland rivers. Floating beds of water crowfoot, Ranunculus, are of international significance and the blooming of a diatom Didymosphenia in the headwaters draining the Cheviot is unique in England. The fish fauna is particularly significant, the ar…

Afon Tywi

… Tywi from Llandovery to Carmarthen Bay (at Llanstephan - Ferryside) displays a varied geology and geomorphology. The course of the river is characteristic of a mature river valley. Over the 74 km from Llandovery down to the sea the river falls just 65 m. There is a tidal influen…

River Eden and Tributaries

… nutrient loadings naturally increase in the lower reaches. Aquatic Flora The variations in the physical and chemical character of the Eden result in an unusual and exceptionally rich aquatic flora with 184 plant species recorded. Upstream from Appleby, the aquatic flora is typ…

Afon Cleddau Dwyreiniol / Eastern Cleddau River

…ts including beds of submerged aquatic plants often dominated by water-crowfoot Ranunculus spp, the aquatic plant Potamogeton berchtoldii x Potamogeton polygonifolius (cf.) as well as a variety of associated riverside habitats. The tributaries included within this site are the Af…

Afon Gwyrfai a Llyn Cwellyn

…, intermediate water-starwort Callitriche brutia ssp. hamulata, Juncus bulbosus var. fluitans, alternate water-milfoil Myriophyllum alterniflorum and shoreweed. In deeper water the Isoetes community occurs. The area is considered to be one of the best in the United Kingdom for fl…

Glaslyn

…ports a diverse range of aquatic plants including beds of stream water-crowfoot Ranunculus penicillatus ssp penicillatus. Species associated with upland, acidic, nutrient-poor conditions (alternate water- The floodplain grassland comprises marshy grassland, neutral grassland, aci…

Afon Cleddau Gorllewinol / Western Cleddau River

…ts including beds of submerged aquatic plants often dominated by water-crowfoot Ranunculus spp., as well as a variety of associated riverside habitats. The tributaries included within this site are the Afon Cleddau, Nant-y-bugail, Afon Anghof, Nant-y-coy Brook, Spittal Brook, Rud…

Upper Ballinderry River

…als. In addition, these woodlands are important in their own right for the rich variety of communities, diverse flora and rare plants. The Upper Ballinderry River is typical of fast-flowing, mesotrophic rivers i.e. that are moderately low in plant nutrients. Boulders are common a…

River Teme

…nd from there on to a wider flood plain. Downstream from here the river shows a variety of fluvial geomorphological features such as back channels, storm flow channels and cut off pools. Down to Brampton Bryan the rocks are predominantly shales and mudstones of neutral base statu…

Freeman's Marsh

…s and crested dog's tail Cynosurus cristatus and herbs such as meadow buttercup Ranunculus acris, common sorrel Rumex acetosa and autumnal hawkbit Anthoxanthum odoratum, round fruited rush Juncus compressus, common, brown and carnation sedges Carex nigra, Carex disticha and C. pa…

River Coquet and Coquet Valley Woodlands

…ilamentous green algae a characteristic feature. Two species of water crowfoot; Ranunculus penicillatus ssp. pseudofluitans and Ranunculus peltatus are the most commonly found water plants of slacks and riffles. A diatom, Didymosphenia, found in the upper reaches, is a species w…

River Axe

… flow. The SSSI supports an exceptionally diverse aquatic and marginal flora. A variety of plant communities are represented, including in the higher reaches a community type usually confined to sandstone catchments in Scotland. In the lower reaches, this gives way to a community…

River Ithon

…ts mesotrophic river types, which include communities containing water crowfoot Ranunculus spp. It supports important populations of otter Lutra lutra, Atlantic salmon Salmo salar, bullhead Cottus gobio, brook lamprey Lampetra planeri and river lamprey Lampetra fluviatilis. The h…

Tweed Catchment Rivers - England: Lower Tweed and Whiteadder

… its riverine floating vegetation communities often dominated by water crowfoot Ranunculus species. It also supports internationally important populations of river lamprey Lampetra fluviatilis, sea lamprey Petromyzon marinas, Atlantic salmon Salmo salar and common otter Lutra lut…

River Test

…f the system drains Cretaceous Chalk, with the lowermost reaches passing over a variety of geological strata. More recent deposits are common in the valley bottom throughout the system. The Test is a longer and larger river than the neighbouring Itchen, showing a greater downstre…

River Avon System

…national importance for their wildlife communities. The Avon is richer and more varied than in most chalk streams with over 180 species of aquatic plant having been recorded, one of the most diverse fish faunas in Britain and a wide range of aquatic invertebrates. It rises in th…

River Till

…ng the internationally important habitat “floating vegetation of water crowfoot Ranunculus of plain and submountainous rivers”, with an associated area of reed canary grass Phalaris arundinacea swamp. These habitats support the internationally important fish species bullhead and …

Afon Irfon

…which include communities of submerged aquatic plants containing water crowfoot Ranunculus spp. It is also of special interest for its exposures of Wenlock aged rocks. The site includes the main Irfon channel, from Abergwesyn to the confluence with the River Wye, and a number of …

Potter's Carr, Cranworth

…d rushes Juncus spp. fen bedstraw Galium uliginosum is present and the crowfoot Ranunculus penicillatus occurs in shallow ditches, while to the north west reed canary grass Phalaris arundinacea dominates. On drier ground downy oat grass Avenula pubescens and hairy sedge Carex hir…

Lymington River

…dweed Elodea species and branched bur reed Sparganium erectum. Lesser spearwort Ranunculus flammula and common water crowfoot Ranunculus aquatilis occur widely and species such as floating sweet grass Glyceria fluitans, intermediate water starwort Callitriche brutia ssp. hamulata…

Sarratt Bottom

…rus pratensis, rough meadow grass Poa trivialis, soft rush Juncus effusus and a varied herb flora. Damper areas have marsh horsetail Equisetum palustre and common spike rush Eleocharis palustris. Near the ditches characteristic species such as marsh marigold Caltha palustris, yel…

Salmonsbury Meadows

…ems remaining in the Cotswolds. The neutral grassland vegetation of the meadows varies according to substrate, wetness and pattern of management but is generally dominated by grasses such as sweet vernal grass Anthoxanthum odoratum, Yorkshire fog Holcus lanatus, crested dog’s tai…

Bere Stream

…auna. In the stream the dominant higher plants are chalk-stream water-crowfoot Ranunculus penicillatus and water-cress Nasturtium officinale. Whorl-grass Catabrosa aquatica and horned pondweed Zannichellia palustris are other components. Many of the characteristic algal communit…

River Wensum

…extensive reedbeds in the country outside the Broads, provide niches for a wide variety of specialised plants and animals. The River itself supports an abundant and diverse invertebrate fauna including the native freshwater crayfish Austropotamobius pallipes as well as a good mix…

River Itchen

…s, particularly formations of in channel vegetation dominated by water crowfoot Ranunculus spp, riparian vegetation communities including wet woodlands and side channels, runnels and ditches associated with the main river and former water meadows. The site is also notified for si…

River Frome

…ation indicates a generally high water quality, but this can be affected by the varying degrees of artificial nutrient enrichment resulting from human settlements and agricultural activities in the river catchment area. The river channels have been modified over the centuries to …

River Lugg

…er water and slower flows and the river is clay bedded with silt deposits. Such variations in geology, flow and substrate have given rise to an interesting downstream variation in river plant communities, ranging from naturally species poor communities of upland channels prone to…

Moors River System

…supports an exceptional diversity of aquatic and wetland plants. The vegetation varies from a type characteristic of mixed geology, low gradient rivers in the middle reaches to a type more typical of chalk streams towards the confluence with the River Stour. On the upper reaches,…

River Lambourn

…rivers. Any flora or fauna occurring in these stretches must be adapted to wide variations in flow, thus winterbourne sections tend to be less species rich than the lower reaches which hold water all year round. Between the villages of Lambourn and great Shefford the river flows …

Hope Valley Meadows

…ining neutral grasslands in this part of Shropshire. The meadows contain a wide variety of grasses, the most abundant being crested dog’s tail, sweet vernal grass Anthoxanthum odoratum, quaking grass Briza media, Yorkshire fog Holcus lanatus and red fescue Festuca rubra. A varied…

Wyndrush Pastures

…ly 90 m down to 30 m at the northern extreme. Soils and drainage conditions are variable, and the site is underlain by rocks of the Namurian series (Millstone Grit), with Basal Grit (quartzite) occupying the north-eastern corner and a narrow strip running through the centre of th…

Map of the sites holding the search term ""Ranunculus penicillatus var. calcareus""

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