On the east coast between south Lincolnshire and Hunstanton in Norfolk is one of England's largest estuaries. What's its name?
The Wash The Wash is a square bay and estuary at the north-west corner of East Anglia on the East coast of England, where Norfolk meets Lincolnshire. It is among the largest estuaries in the United Kingdom. The Wash is fed by the rivers Witham, Welland, Nene and Great Ouse.
Alnmouth Saltmarsh and Dunes Alnmouth Saltmarsh and Dunes is a Site of Special Scientific Interest (SSSI) in Northumberland, England. It is the largest saltflat on the north-east coast, located on the south bank of the River Aln estuary, and notable for the varied plant community found on the interface between the saltflats and the dunes. It overlaps with and forms part of the much larger Northumberland Shore SSSI.