Category: Natural Flood Defence
A consideration of various types of Natural Flood Defence. These include, Salt Marsh, vegetation grown on the edge of estuary banks and sea shores, to dissipate wave energy and provide habitat for fish, invertebrates and birds. Other types of Natural Flood Defence include lowering sea and estuary walls to allow sea water to overspill, so it can be removed quickly without causing damaging breaches to sea walls.
-
This discussion is the second of a series, to debate whether big events, such as surges or high waves, or smaller gradual processes, cause the most erosion. This second conversation will look at erosion at Hazelwood Marshes in the Alde and Ore Estuary and Sudbourne Beach on the open coast. These areas have been selected…
-
In the lead-up to the two-year anniversary of alteredmarshes, a series of discussions will consider whether it is the big storm surge events that cause the most coastal erosion, or smaller processes that develop over a long period, that weaken flood defences and erode shingle and cliffs. The first of these discussions will consider The…
-
On the right-hand corner of Iken marshes, there is a freshwater marsh nature reserve, near Stanny House Farm, just below the Alde Mud Flats, on the Alde Ore Estuary. The reserve is home to Marsh Harriers and Lapwings, as well as Bearded Tits, which nest in the Reedbeds. It is on the right-hand side of…
-
Iken Cliff, near the Snape Maltings, in the Alde Ore estuary, is an area backed by sandy cliffs, fronted by reed beds and salting’s and boat moorings. One noticeable feature is the presence of breached flood defences. One cause of breaches in flood defences is a process known as desiccated cracking, which involves flood water…
-
A selection of photos taken in February 2021 show the current landscape of Aldeburgh Marshes and Hazlewood marshes as well as the history of the scouring effects of the tidal surge in December 2013. The first photo shows the lasting affects of the scouring of the trees at the back of Hazlewood marshes, alongside the…
-
Havergate Island is situated near the Suffolk village of Orford, at the meeting of the Ore and the Butley rivers. The Ore divides in two around the two-mile long Havergate Island with flows splitting through what is known as the Gull on the north side of island and the Narrows on the south of island.…
alteredcoast 