APPENDIX 8A - National Infrastructure Planning
APPENDIX 8A - National Infrastructure Planning
APPENDIX 8A - National Infrastructure Planning
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Site Name/<br />
Designation<br />
Reason for designation Approx.<br />
distance /<br />
direction<br />
from works<br />
<strong>National</strong> Nature Reserves (NNR)<br />
The Wash<br />
NNR<br />
Roydon<br />
Common<br />
NNR<br />
Dersingham<br />
Bog<br />
NNR<br />
The Wash NNR is the southeastern part of The Wash SSSI and represents a site of international importance for<br />
nature conservation. The Wash NNR is the largest <strong>National</strong> Nature Reserve in England. It is one of the most<br />
outstanding coastal wetlands in Great Britain and comprises open deep water, permanent shallow water,<br />
intertidal sand, mudflat and saltmarsh. The saltmarsh is of considerable botanical interest and is valuable for<br />
breeding birds such as redshank. The large expanses of intertidal sand and mud hold enormous concentrations<br />
of invertebrate life, which make this one of Britain’s most important feeding areas for waders and wildfowl.<br />
Roydon Common NNR covers the area of the Ramsar site of the same name. The mire is very diverse and<br />
supports many uncommon plants such as black bog-rush, bog orchid, marsh fern, cranberry, bog asphodel,<br />
common cotton-grass, all three species of sundew and carpets of sphagnum moss. The pools are important<br />
breeding grounds for a variety of dragonflies including the broadbodied chaser and black darter. Uncommon<br />
birds including nightjar and curlew breed on the site. Hen harrier, merlin and sparrowhawk use the common as a<br />
roosting site in the winter. The site is owned and managed by Norfolk Wildlife Trust.<br />
Dersingham Bog NNR covers the area of the Ramsar site of the same name. The reserve comprises three<br />
distinct habitats: mire, heath and woodland. This NNR is part of the Sandringham Royal Estate and is managed<br />
for wildlife by Natural England. Species of interest include shelduck, nightjar, tree pipit, woodlark and black<br />
darter dragonfly.<br />
Local Nature Reserves – none within 1km of the Corridor<br />
N/A None within 1km of the Corridor N/A<br />
County Wildlife Sites (CWS)<br />
West Winch<br />
Common<br />
CWS<br />
Adjacent to<br />
the River<br />
Nar CWS<br />
Saddlebow<br />
Reedbeds<br />
CWS<br />
A large area of grazed semi-improved and unimproved neutral grassland crossed with frequent hedge-lined<br />
dykes. (Surveyed in 1994).<br />
The site is part of a disused railway line and contains un-grazed, unimproved neutral grassland to the east and<br />
west and a small area of Phragmities dominated fen in the centre. (Surveyed in 1985).<br />
A large area of Phragmities dominated fen habitat surrounded by earth banks. The habitat is managed on a<br />
rotational basis creating areas of open water providing habitat for birds. Scentless mayweed has colonised the<br />
earth banks, this plant is scarce in Norfolk. (Surveyed in 1995, boundary revised in 1998).<br />
6km<br />
North<br />
8km<br />
Northeast<br />
12km<br />
Northeast<br />
Adjacent to<br />
east<br />
boundary of<br />
Corridor<br />
0.8km<br />
North<br />
1km<br />
North