Crag Farm Pit, Sudbourne is a geological

Site of Special Scientific Interest A Site of Special Scientific Interest (SSSI) in Great Britain, or an Area of Special Scientific Interest (ASSI) in the Isle of Man and Northern Ireland, is a conservation designation denoting a protected area in the United Kingdom and Isle ...

east of

Sudbourne Sudbourne is a village and civil parish in Suffolk, England, located approximately north of Orford, Suffolk, Orford. All Saints' Church dates from the 14th century but was much restored in 1879. It is a grade II* listed building. Between 964 ...

Suffolk Suffolk ( ) is a ceremonial county in the East of England and East Anglia. It is bordered by Norfolk to the north, the North Sea to the east, Essex to the south, and Cambridgeshire to the west. Ipswich is the largest settlement and the county ...

. It is a

Geological Conservation Review The Geological Conservation Review (GCR) is produced by the UK's Joint Nature Conservation Committee. It is designed to identify those sites of national and international importance needed to show all the key scientific elements of the geological ...

site, and within the

Suffolk Coast and Heaths The Suffolk & Essex Coast & Heaths National Landscape is an Area of Outstanding Natural Beauty in Suffolk and Essex, England. The AONB covers ancient woodland, commercial forestry, the estuaries of the Alde, Blyth, Deben, Orwell and Stour ...

Area of Outstanding Natural Beauty An Area of Outstanding Natural Beauty (AONB; , AHNE) is one of 46 areas of countryside in England, Wales, or Northern Ireland that has been designated for conservation due to its significant landscape value. Since 2023, the areas in England an ...

. This site dates to the early

Pliocene The Pliocene ( ; also Pleiocene) is the epoch (geology), epoch in the geologic time scale that extends from 5.33 to 2.58Natural England Natural England is a non-departmental public body in the United Kingdom sponsored by the Department for Environment, Food and Rural Affairs. It is responsible for ensuring that England's natural environment, including its land, flora and fauna, ...

as an important geological site, which has the best exposure of sandwave

facies In geology, a facies ( , ; same pronunciation and spelling in the plural) is a body of rock with distinctive characteristics. The characteristics can be any observable attribute of rocks (such as their overall appearance, composition, or con ...

of the Coralline Crag Formation. Fossils of many bryozoan species are present. The site has been filled in and is now a field. It is on private land with no public access.

References

{{SSSIs Suffolk Sites of Special Scientific Interest in Suffolk Geological Conservation Review sites Pliocene England