Somerset Levels and Moors

Somerset Levels and Moors
Name	Somerset Levels and Moors
Subdivision type	Country
Subdivision name	England
Subdivision type1	County
Subdivision name1	Somerset
Area km2	1600
Population density km2	auto

Somerset Levels and Moors The Somerset Levels and Moors are a low-lying coastal plain and wetland area in Somerset in South West England, encompassing extensive peat bogs, reclaimed marshes and river floodplains. The landscape has been shaped by interactions among the River Parrett, River Axe, River Brue, tidal estuaries, medieval drainage schemes and modern flood management, producing a distinctive cultural and ecological mosaic. The area is notable for peatland archaeology, biodiversity in wet grasslands and reedbeds, and long-standing water management by drainage boards and rural communities.

Geography and Geology

The basin occupies parts of the Mendip Hills, Blackdown Hills, Quantock Hills and the coastal zone adjacent to the Bristol Channel, with geomorphology influenced by Pleistocene glaciation, Holocene sea-level change and recent isostatic adjustment. Key rivers include the River Parrett, River Brue, River Cary, River Tone and River Axe, which drain into estuaries such as the Bridgwater Bay and Burnham-on-Sea area. Underlying geology comprises Alluvium, peat deposits, clay of the Blue Lias and Mercia Mudstone, with raised bogs and marine silts recording episodes of transgression and regression linked to the Holocene climatic optimum and Little Ice Age. Infrastructure crossing the plain includes the M5 motorway, the Great Western Railway routes, historic causeways such as the A361, and drainage features like rhynes and rhines engineered since the medieval period.

History and Archaeology

Human occupation dates to the Mesolithic, with landmark finds including trackways and wooden artifacts analogous to the Sweet Track and excavations at Shapwick Heath revealing prehistoric engineering. Archaeological assemblages document Romano-British settlement patterns connected to sites such as Bath and Exeter, and medieval reclamation linked with the Danelaw period, monastic estates like Glastonbury Abbey and Norman surveys such as the Domesday Book. Post-medieval developments feature the construction of drainage schemes by landowners influenced by figures like the Earl of Bridgwater and the involvement of Dutch engineers during the early modern period, paralleled by enclosure acts and the agricultural revolutions described in studies of Jethro Tull and Arthur Young. Industrial archaeology includes peat cutting, clay extraction for Bridgwater brickworks and remnants of canal projects tied to the Grand Western Canal and local navigation improvements.

Ecology and Wildlife

The wet grassland, reedbeds and peat moors support internationally important populations of waders and wildfowl such as lapwing, snipe, curlew and passage pink-footed goosees, and breeding birds including reed warbler and bittern. Habitats host rare invertebrates like the marsh fritillary and chief brown moth equivalents, aquatic plants including Sphagnum mosses, and remnant fen species associated with fen meadow communities studied alongside sites like RSPB Ham Wall and Greylake. Ecological research draws on methodologies developed at institutions such as the Natural Environment Research Council, University of Bristol and Royal Society for the Protection of Birds monitoring programs, and conservation action plans align with directives from the Ramsar Convention and designations under the European Union Birds Directive and Habitat Directive frameworks.

Land Use and Agriculture

Agricultural patterns feature intensive dairy farming, pasture improvement, seasonal grazing marsh, and silage production influenced by market links to Taunton, Bridgwater and Weston-super-Mare. Soil management addresses peat subsidence and carbon loss, practices scrutinized in reports by the Environment Agency and agronomic studies at the Royal Agricultural University. Common land and commons such as areas near Glastonbury Tor and settlements including Highbridge maintain traditional rights, while landholders coordinate with statutory bodies like the Internal Drainage Boards and charitable trusts such as the Somerset Wildlife Trust. Agri-environment schemes implemented through the Department for Environment, Food and Rural Affairs and payments under the Common Agricultural Policy and its UK successors influence stocking rates, hedgerow management and conservation headlands.

Flood Management and Drainage

Flood risk management employs a mosaic of embankments, sluices, pumping stations and artificial channels managed by entities like the Environment Agency, local Internal Drainage Boards and municipal authorities in Sedgemoor and Mendip District. Historic interventions include medieval drainage overseen by monastic orders at Glastonbury Abbey and 17th–18th-century engineering promoted by landowners responding to storms in the Bristol Channel and tidal surges recorded in county chronicles. Modern responses feature modelling developed by the Met Office, emergency planning coordinated with Somerset County Council and flood resilience funding from national schemes following events such as the 2014–2015 winter floods that affected towns like Somerton and Bridgwater. Debates over managed realignment, wetland restoration advocated by NGOs such as the RSPB and Wildfowl & Wetlands Trust involve stakeholders including the National Trust and local parishes.

Conservation and Protected Areas

Designations protecting wetlands include Ramsar sites, Sites of Special Scientific Interest such as Shapwick Heath and Westhay Moor, and Special Protection Areas under European legislation for bird assemblages including those at Ham Wall and Greylake. Management partners include the Somerset Wildlife Trust, Royal Society for the Protection of Birds, Natural England and private estates working with conservation covenants and agri-environment agreements. Restoration projects target peatland rewetting, reedbed creation and meadow re-establishment informed by conservation science from universities like University of Exeter and citizen science coordinated through organizations such as the British Trust for Ornithology. Cultural heritage conservation engages bodies like Historic England to protect archaeological peat deposits and scheduled monuments near Glastonbury and prehistoric trackways.

Category:Somerset Category:Wetlands of England Category:Peatlands