This is a list of the

Sites 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 of ...

(SSSIs) in the

East Riding of Yorkshire The East Riding of Yorkshire, or simply East Riding or East Yorkshire, is a ceremonial county and unitary authority area in the Yorkshire and the Humber region of England. It borders North Yorkshire to the north and west, South Yorkshire to t ...

, England. In England the body responsible for designating SSSIs is

Natural 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, ...

, which chooses a site because of its

fauna Fauna is all of the animal life present in a particular region or time. The corresponding term for plants is ''flora'', and for fungi, it is ''funga''. Flora, fauna, funga and other forms of life are collectively referred to as ''Biota (ecology ...

flora Flora is all the plant life present in a particular region or time, generally the naturally occurring (indigenous (ecology), indigenous) native plant, native plants. Sometimes bacteria and fungi are also referred to as flora, as in the terms '' ...

geological Geology () is a branch of natural science concerned with Earth and other astronomical objects, the features or rocks of which it is composed, and the processes by which they change over time. Modern geology significantly overlaps all other E ...

or physiographical features. As of 2020, there are 50 sites designated in this Area of Search, of which 39 have been designated due to their biological interest, 14 due to their geological interest, and 3 for both. Natural England took over the role of designating and managing SSSIs from

English Nature English Nature was the United Kingdom government agency that promoted the conservation of wildlife, geology and wild places throughout England between 1990 and 2006. It was a non-departmental public body funded by the Department for Environmen ...

in October 2006 when it was formed from the amalgamation of English Nature, parts of the

Countryside Agency The Countryside Agency was a statutory body set up in England in 1999 with the task of improving the quality of the rural environment and the lives of those living in it. The agency was dissolved in 2006 and its functions dispersed among other bod ...

and the Rural Development Service. There are two unitary authorities in the Area of Search:

Kingston upon Hull Kingston upon Hull, usually abbreviated to Hull, is a port city and unitary authority in the East Riding of Yorkshire, England. It lies upon the River Hull at its confluence with the Humber Estuary, inland from the North Sea and south-ea ...

and

. For other counties, see

List of Sites of Special Scientific Interest by Area of Search The following is a list of Sites of Special Scientific Interest (SSSI) by area of search, in the United Kingdom. SSSIs are areas of conservation, consisting of protected areas, recognised for their biological or geological significance. In Norther ...

Sites

Notes

:Grid reference is based on the British national grid reference system, also known as

OSGB36 The Ordnance Survey National Grid reference system (OSGB) (also known as British National Grid (BNG)) is a system of geographic grid references used in Great Britain, distinct from latitude and longitude. The Ordnance Survey (OS) devised the ...

, and is the system used by the

Ordnance Survey Ordnance Survey (OS) is the national mapping agency for Great Britain. The agency's name indicates its original military purpose (see ordnance and surveying), which was to map Scotland in the wake of the Jacobite rising of 1745. There was a ...

. :Link to maps using the ''Nature on the Map'' service provided by ''Natural England''. :The River Derwent site extends into the county of

North Yorkshire North Yorkshire is the largest ceremonial counties of England, ceremonial county (lieutenancy area) in England, covering an area of . Around 40% of the county is covered by National parks of the United Kingdom, national parks, including most of ...

and so can be found on the list of SSSIs in North Yorkshire. :Recorded as in length, where the River Derwent forms the then district boundaries the length is included in both directions.

References

{{East Yorkshire, state=collapsed