Mappp.co geology and wildlife sites

Cock Marsh

… four silted pools and supporting a rich plant community including water violet Hottonia palustris, marsh arrowgrass Triglochin palustris, marsh stitchwort Stellaria palustris, lesser persicaria Persicaria minor, marsh pennywort Hydrocotyle vulgaris, water hemlock Oenanthe aquati…

North Moor

…clude lesser water plantain Baldellia ranunculoides, marsh stitchwort Stellaria palustris, flowering rush Butomus umbellatus, water violet Hottonia palustris and lesser bulrush Typha angustifolia, the latter occurring only on North Moor within the Somerset Levels and Moors. The r…

Malltraeth Marsh / Cors Ddyga

…nce in wales are reed sweet-grass Glyceria maxima, horned pondweed Zannichellia palustris, flowering-rush Butomus umbellatus, water-violet Hottonia palustris, mare’s tail Hippuris vulgaris and marsh stitchwort Stellaria palustris. Two nationally scarce species, pillwort Pilularia…

Sound Heath

… Menyanthes trifoliata, greater spearwort Ranunculus lingua, marsh violet Viola palustris, marsh cinquefoil Comarum palustre, floating club rush Eleogiton fluitans, water violet Hottonia palustris and the rare bog St John's wort Hypericum elodes which was thought to be extinct in…

Westhay Moor

…er swards contain ragged-robin Silene flos-cuculi, common spike rush Eleocharis palustris, marsh marigold Caltha palustris, greater bird's foot trefoil Lotus pedunculatus and rushes Juncus spp. Semi improved swards include a good diversity of grasses, often with components of the…

Temple Island Meadows

…us subnodulosus. Typical herb species of this habitat are marsh marigold Caltha palustris, ragged-robin Silene flos-cuculi, meadow sweet Filipendula ulmaria, creeping Jenny Lysimachia nummularia and greater bird's foot trefoil Lotus pedunculatus, together with less common species…

Tickenham, Nailsea and Kenn Moors

… trichophyllus, frog bit Hydrocharis morsus-ranae, horned pondweed Zannichellia palustris, unbranched bur reed Sparganium emersum and small pondweed Potamogeton berchtoldii. Locally uncommon species, such as water violet Hottonia palustris, greater bladderwort Utricularia vulgari…

Fairburn and Newton Ings

…arsh areas golden dock Rumex maritimus, sweet flag Acorus calamus, water violet Hottonia palustris, tubular water dropwort Oenanthe fistulosa, wood club rush Scirpus sylvaticus and mud rush Juncus gerardii occur amongst the more common marsh arrowgrass Triglochin palustris and ye…

Bassenhally Pit

…tolonifera, jointed rush Juncus articulatus and the two spike rushes Eleocharis palustris and the local E. uniglumis. A great variety of herbs are present such as lesser water plantain Baldellia ranunculoides, early marsh orchid Dactylorhiza incarnata and water violet Hottonia pa…

Melbourne and Thornton Ings

… and bladder sedge Carex vesicaria are typical, with marsh stitchwort Stellaria palustris and tubular water dropwort Oenanthe fistulosa. Somewhat drier fields are rich in sedges such as brown sedge Carex disticha, carnation sedge C. panicea, greater and lesser pond sedge Carex ri…

Lewes Brooks

…aved duckweed Lemna trisulca, frogbit Hydrocharis morsus-ranae and water violet Hottonia palustris. A number of emergent species also invade the ditches, including common water plantain Alisma plantago-aquatica and narrow leaved water plantain Alisma lanceolatum, spike rush Eleoc…

Wet Moor

…the IDB rhynes support a rich aquatic and emergent flora including water violet Hottonia palustris, thread leaved water crowfoot Ranunculus trichophyllus, narrow leaved water plantain Alisma lanceolatum, frogbit Hydrocharis morsus-ranae, fine leaved water dropwort Oenanthe aquati…

Ludham - Potter Heigham Marshes

…flammula, marsh pennywort Hydrocotyle vulgaris and common spike rush Eleocharis palustris. The majority of the dykes contain neutral waters of moderate base status with medium levels of nutrients. The diverse vegetation includes whorled watermilfoil Myriophyllum verticillatum, fr…

Dillington Carr, Gressenhall

… Angelica sylvestris, lesser pond sedge Carexacutiformis, marsh marigold Caltha palustris and meadowsweet Filipendula ulmaria. The irrigation reservoirs contain shallow waters with some extensive stands of reed swamp. Water plants are not well represented but there are small patc…

Norbury Meres

…lutinosa carr surrounds both meres and contains the rare marsh fern Thelypteris palustris. The pastures on the south side of the meres consist of a mosaic of grassland types of which acid marshy areas are the most species rich. Among the more uncommon species recorded here are ma…

Lakenheath Poors Fen

… and cuckoo-flower Cardamine pratensis. The nationally rare, marsh pea Lathyrus palustris and the locally rare milk parsley Thyselium palustre are present and the site is also notable for the occurrence of the locally uncommon creeping willow Salix repens. The main dyke on the si…

East Harling Common

…m amphibium, mare's tail Hippuris vulgaris and large quantities of water violet Hottonia palustris are present. The mere is outstanding for its community of aquatic beetles and of the 24 species considered to be important as indicators of undisturbed fens in and around Breckland …

Cam Washes

… and greater pond sedge Carex riparia and associated dykes support water violet Hottonia palustris. The major value of the semi improved wet and damp grassland area lies in their provision of feeding and breeding areas for the bird populations. They still, however, support some c…

Burgh Common and Muckfleet Marshes

…gsley’s marsh orchid Dactylorhiza traunsteinerioides and marsh fern Thelypteris palustris. Higher ground is present along the northern edge of the site and here there is a gradation to unimproved neutral grassland. A tall fen community has developed on wetter, low lying ground wh…

Thompson Water, Carr and Common

…se retain water throughout the year and the aquatic flora includes water violet Hottonia palustris and Marestail Hippuris vulgaris. These ponds support a relict community of aquatic beetles which, together with that of a few other remaining Norfolkpingo systems, is unique in Brit…

Woodwalton Fen

…dow rue Thalictrum flavum, yellow iris Iris pseudacorus, swamp meadow grass Poa palustris and great water dock Rumex hydrolapathum. Rare fen plants such as the fen wood rush Luzula pallescens and fen violet Viola persicifolia occur. Of particular note is the network of ditches on…

Brookheys Covert

…uch species as water horsetail Equisetum fluviatile, marsh horsetail Eleocharis palustris, remote sedge, panicled sedge, marsh marigold, reed canary grass, yellow flag, bur reed Sparganium erectum, purple loosestrife and nodding bur marigold Bidens cernua, with great spearwort Ra…

Combe Haven

…s have a rich flora which includes several uncommon plants such as marsh violet Hottonia palustris, arrowhead Sagittaria sagittifolia, frogbit Hydrocharis morsus-ranae and flowering rush Butomus umbellatus. FEN COMMUNITIES Common reed Phragmites australis dominates Filsham reed b…

Huddersfield Narrow Canal

… faster flowing sections. Floating water plantain Luronium natans, water violet Hottonia palustris, unbranched bur reed, autumnal water starwort Callitriche hermaphroditica and water fern Azolla filiculoides are locally abundant in some sections. The diverse emergent vegetation o…

Morley Brick Pits

…bution in Derbyshire occur here. The open water community includes water violet Hottonia palustris and marsh pennywort Hydrocotyle vulgaris and the unusual hybrid horsetail Equisetum arvense x fluviatile = E. x littorale are found in the marsh. The fauna of the acid ponds include…

Railway Stell West

…nt in these sections. Of particular note is the local abundance of water violet Hottonia palustris which reaches its northerly limit in Britain at this site. On the margins of the open water and in areas which are becoming silted up, tall fen vegetation has developed. This exhibi…

Aqualate Mere

…examples from Staffordshire. Locally uncommon ditch plants include water violet Hottonia palustris, common meadow rue Thalictrum flavum, cyperus sedge Carex pseudocyperus, blunt flowered rush Juncus subnodulosusand greater spearwort Ranunculus lingua. Limited recording has identi…

Otmoor

…ioica, tubular water dropwort Oenanthe fistulosa and marsh stitchwort Stellaria palustris. The grasslands of the northern half of the site contain a mosaic of coarse, tussocky tufted hair grass grassland and patches of more diverse grassland on drier soils. The former includes fa…

Montgomery Canal, Aston Locks - Keeper's Bridge

…ass wrack pondweed P. compressus and fennel pondweed P. pectiatus. water violet Hottonia palustris is locally common and floating water plantain Luronium natans, a rare species, has been found in recent years. Considerable areas of floating aquatic plant communities occur, domina…

Calthorpe Broad

…mblage of water plants that include mare’s tail Hippuris vulgaris, water violet Hottonia palustris, blunt leaved pondweed Potamogeton obtusifolius, spiked water milfoil Myriophyllum spicatum, yellow and white water lilies Nuphar lutea and Nymphaea alba, floating scirpus Eleogiton…

Potteric Carr

…ious bistort, whorled water milfoil Myriophyllum verticillatum and water violet Hottonia palustris. The extensive reed beds consist mainly of common reed and bulrush but include also reed sweet grass, yellow iris and great pond sedge Carex riparia. Whereas these species may form …

Nene Washes

…ncludes such uncommon species as frogbit Hydrocharis morsus-ranae, water violet Hottonia palustris and flowering rush Butomus umbellatus.

Yare Broads and Marshes

…us tussock sedge Carex appropinquata, cowbane Cicuta virosa, marsh pea Lathyrus palustris, marsh sow thistle Sonchus palustris, milk parsley Thyselium palustre and marsh fern Thelypteris palustris. Further diversity results from the presence of small areas of fen dominated by saw…

Decoy Carr, Acle

…panicled sedge Carex paniculata and the locally uncommon marsh fern Thelypteris palustris. Commercially managed reed beds are also present and are dominated by common reed Phragmites australis. These areas are naturally rather species poor but include the scarce marsh sow thistle…

Ant Broads and Marshes

…nce of aquatic plants, including frogbit Hydrocharis morsus-ranae, water violet Hottonia palustris, spiked water milfoil Myriophyllum spicatum and the local Broadland species, water soldier Stratiotes aloides. Fen Extensive areas of fen vegetation have developed on flat waterlogg…

Shapwick Heath

…scular plants include marsh cinquefoil Comarum palustre, marsh fern Thelypteris palustris and the national rarities marsh pea Lathyrus palustris and milk parsley Thyselium palustre. The remnant of active raised bog occurs on the eastern part of the site at Ashcott Heath. The bog …

West Moor

…wort Oenanthe fistulosa, meadowsweet Filipendula ulmaria, marsh marigold Caltha palustris, sweet grasses Glyceria spp. and greater pond sedge Carex riparia. The site contains some of the most diverse aquatic plant communities in the country. IDB rhynes often have a rich aquatic f…

Berrington Pool, Shropshire

…lora which includes bladder sedge Carex vesicaria and, in a ditch, water violet Hottonia palustris.

Tealham and Tadham Moors

… meadow rue Thalictrum flavum. The wetter grasslands have marsh marigold Caltha palustris, lesser spearwort Ranunculus flammula and rushes Juncus spp. There are some species rich examples of the mire type communities with meadow thistle Cirsium dissectum, carnation sedge Carex pa…

Tattershall Old Gravel Pits

…s bistort Polygonum amphibium, water moss Fontinalis antipyretica, water violet Hottonia palustris, mare's tale Hippuris vulgaris, yellow water lily Nuphar lutea and broad leaved pondweed Potamogeton natans. A county rarity, blunt leaved pondweed Potamogeton obtusifolius, also oc…

Offham Marshes

…the freshwater habitats range from open water, with plants such as water violet Hottonia palustris, fan leaved water crowfoot Ranunculus circinatus and arrowhead Sagittaria sagittifolia, to fen dominated by bur reed Sparganium erectum, with purple loosestrife Lythrum salicaria an…

Damgate Marshes, Acle

… a community typified by broad leaved pondweed Potamogeton natans, water violet Hottonia palustris and the nationally scarce whorled water milfoil Myriophyllum verticillatum. The nationally scarce fen pondweed Potamogeton coloratus and flat stalked pondweed Potamogeton friesii ar…

Hollymount

…amp woodland, water-filled ditches represent the main location for water violet Hottonia palustris in Northern Ireland. Woodland also occurs on the drier slopes of the drumlins. In places, there is a natural transition from wet woodland at the base of the slope, dominated by alde…

Derwent Ings

…eed Potamogeton friesii together with locally rare species such as water violet Hottonia palustris and round fruited rush Juncus compressus. The site has an outstanding assemblage of invertebrates with species associated with the dykes and the fen and swamp habitats being partic…

Baston and Thurlby Fens

…The open water of the borrow pits supports good populations of the water violet Hottonia palustris, greater bladderwort Utricularia vulgaris and the scarce fen pondweed Potamogeton coloratus. On osier bed is also included within the site and a rough grazing meadow dominated by a …

Epping Forest

…le botanical and entomological interest. Several ponds contain the water violet Hottonia palustris, a species which has become uncommon in Essex and the London area and is still decreasing. Goldings Hill Ponds are botanically among the most diverse pondsin the Forest with sweet f…

Southlake Moor

…ra whilst the larger number of wetter fields comprise the marsh marigold Caltha palustris, water dropworts Oenanthe spp. and rush Juncus spp. types. A few fields are dominated by common spike rush Eleocharis palustris. Some 96 species of aquatic and bankside vascular plant specie…

Knebworth Woods

…odland. The ponds contain two plant species rare in Hertfordshire, water voilet Hottonia palustris and fine leaved water dropwort Oenanthe aquatica. The woodland is known as a site rich in fungi and bryophytes and breeding nightingales are indicative of the diverse bird community…

Basingstoke Canal

… Phragmites australis and supports a rich marginal flora including water violet Hottonia palustris and royal fern Osmunda regalis. Mytchett Lake is an extensive area of open water with abundant whitewater lily Nymphaea alba and common bulrush Schoenoplectus lacustris and is notab…

Catcott Edington and Chilton Moors

…hy grassland may, in addition, contain rushes Juncus spp, marsh marigold Caltha palustris, marsh pennywort Hydrocotyle vulgaris, tubular water dropwort Oenanthe fistulosa, ragged-robin Silene flos-cuculi and creeping Jenny Lysimachia nummularia. A few meadows also contain devil's…

Upper Thurne Broads and Marshes

…lk parsley Thyselium palustre, cowbane Cicuta virosa, marsh sow thistle Sonchus palustris and greater water parsnip Sium latifolium. Beneath these components is a lower layer generally dominated by blunt flowered rush Juncus subnodulosus, tufted sedge Carex elata and black bog r…

Wytham Ditches and Flushes

…her uncommon wetland species, notably brookweed Samolus valerandi, water violet Hottonia palustris, narrow leaved water plantain Alisma lanceolatum, tubular water dropwort Oenanthe fistulosa and creeping Jenny Lysimachia nummularia. The open water retains a diverse flora, among w…

Marden Meadows

…folia and branched bur reed Sparganium erectum. Two scarce plants, water violet Hottonia palustris and bladder sedge Carex vesicaria are also found. The hedgerows are diverse with hawthorn Crataegus monogyna and hazel Corylus avellana being the most frequent species. The less com…

Tetney Blow Wells

…nadian waterweed Elodea canadensis, mare's tail Hippuris vulgaris, water violet Hottonia palustris and water moss Fontinalis antipyretica are present. Large stands of common reed Phragmites australis occur around the margins of the open water and also under areas of willow Salix …

Ripon Parks

…uefoil Comarum palustre, common skullcap Scutellaria galericulata, water violet Hottonia palustris and narrow buckler fern Dryopteris carthusiana. A more base rich area is of interest for its bog rush Schoenus nigricans, with butterwort Pinguicula vulgaris, marsh valerian Valeria…

Black Firs & Cranberry Bog

…ow buckler fern Dryopteris carthusiana and, in the flanking drain, water violet Hottonia palustris. Cranberry Bog is one of the few known sites in Britain for the micro moth Buckleria paludum. Other characteristic bog moths include the marsh oblique barred Hypenodes humidalis, El…

Wey Valley Meadows

…iatile and hemlock water dropwort Oenanthe crocata. Marsh arrowgrass Triglochin palustris is present at one of only two known Surrey stations. In several parts of the site, adjacent to the River Wey Navigation, species rich fen meadow occurs. Although no one species attains domin…

Alderfen Broad

…ominant, with small populations of white water lily Nymphaea alba, water violet Hottonia palustris, Starworts Callitriche spp. and fennel pondweed Potamogeton pectinatus. The marginal vegetation shows an interesting transition depending on the depth of the water. lesser reed mace…

Herstmonceux Park

…r of the ponds contains a range of aquatic plant species including water violet Hottonia palustris and arrowhead Sagittaria sagittifolia, but tall fen vegetation dominated by lesser reed mace Typha angustifolia and reed canary grass Phalaris arundinacea is gradually encroaching a…

Hall Farm Fen, Hemsby

… present including bog pimpernel Anagallis tenella, marsh arrowgrass Triglochin palustris, marsh lousewort Pedicularis palustris, common cotton grass Eriophorum angustifolium, creeping willow Salix repens. Purple moor grass a good variety of sedges present including star sedge, s…

Hockley Woods

…um. Additional interest is provided by a seasonally wet pond with water voilet Hottonia palustris, an uncommon and decreasing plant in Essex. The woods are also of significant historical interest, " The Anglo Saxon perimeter has been nibbled away by many small encroachments, but…

Askham Bog

…ted for the occurrence of royal fern Osmunda regalis and marsh fern Thelypteris palustris. Moreacidic elements of the ground flora include broad buckler fern Dryopteris dilatata, narrow buckler fern Dryopteris carthusiana, purple moor grass Molinia caerulea and bog mosses Sphagnu…

Norsey Wood

…t probably represent one of the largest populations in the county. water violet Hottonia palustris, an uncommon and decreasing plant in Essex, forms a large colony in one of the four woodland ponds. A major grass ride supports a varied flora including ragged-robin Silene flos-cuc…

Gungrog Flash

…ladder-sedge Carex vesicaria, common sedge C. nigra, marsh stitchwort Stellaria palustris, reed sweet-grass Glyceria maxima, marsh ragwort Senecio aquaticus, crack willow Salix fragilis and grey willow Salix cinerea. This association of plants gently merges into a more emergent c…

Hertford Heath

…go-aquatica and lesser spearwort Ranunculus flammula together with water voilet Hottonia palustris, a county rarity. The water spider Argyroneta aquatica is known from this locality, as are eight species of dragonfly, indicating a rich invertebrate fauna.

Alex Farm Pastures

…pond adds to the diversity of the site, supporting species such as water violet Hottonia palustris and water dropwort Oenanthe aquatica. The pastures also support a number of declining butterfly species, including the nationally scarce, 1, pearl bordered fritillary Boloria euphro…

Bure Broads and Marshes

…tica dioica, royal fern Osmunda regalis and the uncommon marsh fern Thelypteris palustris. Fen The open fen communities are dominated by Reed Phragmites australis, saw sedge Cladium mariscus or purple small reed Calamagrostis canescens. Some areas are regularly mown or cut to co…

Rochdale Canal

…cant stands in the Greater Manchester area of the emergent species water violet Hottonia palustris. Other emergent vegetation is dominated by extensive beds of reed sweet grass Glyceria maxima with occasional stands of common reed mace Typha latifolia. arrowhead Sagittaria sagitt…

Halvergate Marshes

… a community typified by broad leaved pondweed Potamogeton natans, water violet Hottonia palustris and the nationally scarce whorled water milfoil Myriophyllum verticillatum. Away from the margins, on the clay soils, the ditches tend to be dominated by the nationally scarce water…

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