East Ruston Common

{{Short description|Nature reserve in Norfolk, UK}}

{{Infobox SSSI

|image= View across the lake - geograph.org.uk - 785930.jpg

|image_caption =

|name= East Ruston Common

|aos= Norfolk

|interest=Biological

|gridref={{gbmappingsmall|TG 342 280}}

|area= {{convert|34.5|ha|acre|abbr=off}}

|notifydate= 1986

|map=[http://magic.defra.gov.uk/MagicMap.aspx?startTopic=Designations&activelayer=sssiIndex&query=HYPERLINK%3D%271001693%27 Magic Map]

}}

East Ruston Common is a {{convert| 34.5 |ha|acre|abbr=off|adj=on}} biological Site of Special Scientific Interest south-east of North Walsham in Norfolk, England.{{cite web|url= https://designatedsites.naturalengland.org.uk/SiteDetail.aspx?SiteCode=S1001693&SiteName=&countyCode=29&responsiblePerson=&SeaArea=&IFCAArea= |title=Designated Sites View: East Ruston Common | series= Sites of Special Scientific Interest|publisher=Natural England|access-date = 9 June 2018}}{{cite web|url=http://magic.defra.gov.uk/MagicMap.aspx?startTopic=Designations&activelayer=sssiIndex&query=HYPERLINK%3D%271001693%27 |title=Map of East Ruston Common|series= Sites of Special Scientific Interest|publisher=Natural England|access-date= 9 June 2018}}

This is an area of unimproved fen, heath and carr woodland in the valley of a tributary of the River Ant. it is the only known English locality for the rare spider acanthophyma gowerensis and it also has another nationally rare spider, hygrolycosa rubrofasciata.{{cite web|url= https://designatedsites.naturalengland.org.uk/PDFsForWeb/Citation/1001693.pdf |title=East Ruston Common citation|series= Sites of Special Scientific Interest|publisher=Natural England|access-date= 9 June 2018}}

There is public access to the common.