Thompson Water, Carr and Common

Thompson Water, Carr and Common

Site of Special Scientific Interest
Thompson Water
Location	Norfolk
Grid reference	TL 929 956[1]
Interest	Biological
Area	154.7 hectares (382 acres)[1]
Notification	1988[1]
Location map	Magic Map

Thompson Water, Carr and Common is a 154.7-hectare (382-acre) biological Site of Special Scientific Interest north of Thetford in Norfolk.^[1][2] Most of it is managed by the Norfolk Wildlife Trust as Thompson Common.^[3] It is a Nature Conservation Review site, Grade I,^[4] and part of the Norfolk Valley Fens Special Area of Conservation.^[5] It is crossed by the Great Eastern Pingo Trail Local Nature Reserve.^[6]

This grassland site in the valley of a tributary of the River Wissey has a number of pingos, damp and water filled depressions formed by the melting of ice at the end of the last glaciation. It also has a lake called Thompson Water which, together with its surrounding reedswamp, is important for breeding birds.^[7]

The site is open to the public.

References

1. "Designated Sites View: Thompson Water, Carr and Common". Sites of Special Scientific Interest. Natural England. Retrieved 21 June 2018.
2. "Map of Thompson Water, Carr and Common". Sites of Special Scientific Interest. Natural England. Retrieved 21 June 2018.
3. "Thompson Common". Norfolk Wildlife Trust. Retrieved 21 June 2018.
4. Ratcliffe, Derek, ed. (1977). A Nature Conservation Review. Vol. 2. Cambridge, UK: Cambridge University Press. pp. 138–39. ISBN 0521-21403-3.
5. "Designated Sites View: Norfolk Valley Fens". Special Areas of Conservation. Natural England. Retrieved 25 May 2018.
6. "Designated Sites View: Great Eastern Pingo Trail". Local Nature Reserves. Natural England. Retrieved 4 June 2018.
7. "Thompson Water, Carr and Common citation" (PDF). Sites of Special Scientific Interest. Natural England. Retrieved 21 June 2018.

52.505°N 0.845°E / 52.505; 0.845