
Saltfleetby-Theddlethorpe Dunes is a stunning coastal nature reserve featuring extensive sand dunes, salt marshes, and rare wildlife habitats along the Lincolnshire coast, offering excellent opportunities for birdwatching, walking, and nature study.
Saltfleetby-Theddlethorpe Dunes National Nature Reserve is located on the east coast of Lincolnshire, England, stretching along the North Sea between the villages of Saltfleetby and Theddlethorpe. This expansive reserve encompasses a variety of coastal habitats including sand dunes, salt marshes, shingle beaches, and lagoons. The unique ecology supports several rare and protected species, most notably the natterjack toad, one of the UK's rarest amphibians, which relies on the warm, shallow dune ponds found here. It is also an important refuge for breeding and migratory birds such as little terns, ringed plovers, and various waders. The dunes themselves are covered with marram grass and other salt-tolerant vegetation that plays a crucial role in stabilizing the landscape against wind and tide erosion. Established as a National Nature Reserve to safeguard these fragile ecosystems, the area combines conservation with public access. Visitors can explore a network of marked trails that wind through the dunes and along the shoreline, providing exceptional wildlife viewing and peaceful walks in a relatively unspoiled coastal setting. Education and interpretation boards help visitors understand the significance of this ecosystem and the conservation work underway. The reserve's remote, scenic beaches are also popular with photographers and those seeking quiet solitude. As a place bridging marine and terrestrial environments, Saltfleetby-Theddlethorpe Dunes offers a rich outdoor experience that highlights the natural heritage of Lincolnshire’s coastline.
The largest population of rare natterjack toads in England
Extensive sand dune systems with diverse coastal flora
Breeding grounds for little terns and ringed plovers
Secluded salt marshes and lagoons offering peaceful wildlife observation
Home to the UK's rare natterjack toads, the reserve's shallow dune ponds provide essential breeding sites for this protected species.
A well-preserved dune ecosystem with marram grass and other salt-hardy plants stabilizing the shifting sands.
Important nesting sites for little terns, ringed plovers, and other wading birds that attract birdwatchers from across the UK.