The surface is generally flat, and there is much marshland in its southern part, and along its north-eastern shore.
High, and is connected by a narrow strip of marshland with the shore.
In Norfolk the reeds of marshland are employed, and they constitute a durable thatch lasting from thirty to forty years or more.
Along the west coast extends the "Marshland," a belt of rich alluvial soil formed by the deposits of the North Sea, and varying in breadth from 5 to 15 m.
Neuwerk, containing some marshland protected by dikes, has two lighthouses and a lifeboat station.
The surrounding district, exceptionally fertile marshland, is known as Die Vierlande, being divided into four parishes, whence the name is derived.
In Kent county there are more than 60,000 acres of tidal marshland, some of which has been reclaimed by means of dykes; Cypress Swamp in the extreme S.
The work was carried out in the years 174 6 - 1 753, a large tract of marshland being brought under cultivation, a considerable detour cut off, and the main stream successfully confined to the canal, 12 M.
Fbhr, the most fertile of the North Frisian islands, is principally marshland, and comparatively well wooded.
The site chosen consisted of an expanse of marshland through which the Stour flowed as an insignificant stream.
The Taitza lake is divided only by a strip of marshland from Lake Razim, a broad landlocked sheet of water which opens on the Black Sea.
Repeated air-raids took place in the vicinity and there were several bombardments from the sea, but Richborough itself was never seriously damaged, the low-lying, featureless character of the marshland probably affording its best protection, more especially at night.