Rankings

Clicking on site names will display the details for that site, including the species list. Sites are displayed according to their SQI score. By clicking on the arrows it is possible to sort this list by the other columns. To sort on two columns at once, e.g. to display sites from a particular Region in IEC order, sort the first column then Control/click the arrow of the second column

Site Region spp. SQS SQI IEC Survey Period
New Forest, South HampshireEngland: South3242500771.6201< 2000
Windsor Forest, BerkshireEngland: South3632780765.8255< 1998
Abernethy Estate, East Inverness-shireScotland142963678.218< 1994
Langley Park, BuckinghamshireEngland: South152987649.31111979 - 2008
Ashtead Common NNR, SurreyEngland: South2821787633.7162< 2023
Richmond Park (total), SurreyEngland: South2531590628.51581950 - 2006
Burnham Beeches (inc. Dorneywood NT and Huntswood Farm), BuckinghamshireEngland: South2841774624.6176< 2022
Bushy Park & Home Park, MiddlesexEngland: South2551582620.41421996 - 2013
Bredon Hill, WorcestershireEngland: Mid2181338613.81411970 - 2021
Silwood Park, BerkshireEngland: South159975613.2861998 - 1999
High Park, Blenheim Palace, OxfordshireEngland: South2611567600.41591950 - 2021
Croome Estate, WorcestershireEngland: Mid1751045597.11101995 - 2016
Burnham Beeches (s.s.), BuckinghamshireEngland: South2631557592.0155< 2022
Weald Country Park (2010), South EssexEngland: South44255579.5312010
Hatfield Forest, North EssexEngland: South2451393568.61391986 - 2018
Moccas Park, HerefordshireEngland: Mid2391354566.5139< 1998
Black Wood of Rannoch, Mid PerthshireScotland74417563.58< 1990
Croome Park, WorcestershireEngland: Mid110616560.062< 1999
Longdon Marsh, WorcestershireEngland: Mid57317556.1392000 - 2002
Ashridge Estate (NT), HertfordshireEngland: South2341300555.61111986 - 2020
Little Doward Woods, HerefordshireEngland: Mid2001109554.5962024
Thorndon Park SSSI, South EssexEngland: South66365553.0482023
Box Hill, SurreyEngland: South2251242552.068< 1997
Barnes Common, SurreyEngland: South81446550.6402020 - 2024
Epping Forest, South EssexEngland: South2521372544.4129< 1979
Richmond Park (1980-2006), SurreyEngland: South2051097535.11111980 - 2006
Panshanger Park (1990-2022), HertfordshireEngland: South156828530.8931990 - 2022
Cowdray Park, West SussexEngland: South121637526.4592011
Cliveden NT, BuckinghamshireEngland: South71364512.7332008
Stowe (NT, School and Golf Course), BuckinghamshireEngland: South142726511.369< 2023
Parham Park, West SussexEngland: South81413509.9421983 - 2012
Dinton Pastures Country Park, BerkshireEngland: South145730503.4521992 - 2024
Hanbury Park, WorcestershireEngland: Mid58291501.7261998 - 2016
Petworth Deer Park (NT), West SussexEngland: South195976500.5851988 - 2020
Sherwood Forest, NottinghamshireEngland: Mid164820500.0961960 - 2006
Shrubland Estate, East SuffolkEngland: South91454498.9381975 - 2005
Wimpole Hall Estate (NT), CambridgeshireEngland: South2031011498.0911986 - 2023
Ebernoe Common, West SussexEngland: South141702497.953< 2011
Ickworth Park NT, West SuffolkEngland: South176876497.7741986 - 2022
Weald Country Park (total), South EssexEngland: South128634495.363< 2010
Esher Commons (total), SurreyEngland: South2341154493.285< 2002
Hampton Court Park, MiddlesexEngland: South87426489.7412011 - 2013
Abney Park Cemetery, MiddlesexEngland: South86421489.5292006 - 2024
Brockhampton Estate (NT), HerefordshireEngland: Mid62303488.7291984 - 2016
Glen Affric, East Inverness-shireScotland66316478.811< 2014
Perivale Wood, MiddlesexEngland: South53252475.5182013 - 2016
Turnworth Common, DorsetEngland: South-West120570475.0632018 - 2023
Lullingstone Park, West KentEngland: South105497473.343< 1977
Site A, Evesham, WorcestershireEngland: Mid73345472.641< 1996
Forest of Bere, South HampshireEngland: South108506468.542< 1975
Bookham Common (total), SurreyEngland: South208967464.984< 2001
Virginia Water Woods, BerkshireEngland: South73339464.4342003
Dunham Park (total), CheshireEngland: Mid151701464.260< 1977
The Mens, West SussexEngland: South139644463.357< 2010
Clumber Park 2023, NottinghamshireEngland: Mid124573462.1662023
Grimsthorpe Park, South LincolnshireEngland: Mid147679461.978< 2014
Arundel Park, West SussexEngland: South130596458.553< 1999
Pamber Forest & Silchester Common, North HampshireEngland: South53238449.1191988 - 2005
Wye Valley Woods SAC, MonmouthshireWales132592448.5501994 - 2018
Oxburgh Hall, West NorfolkEngland: South96430447.9362013 - 2022
Wicken Fen (NT), CambridgeshireEngland: South152680447.4591980 - 2023
Cwrt-yr-ala, GlamorganshireWales43191444.27< 1997
Donington Park (total), Leicestershire (with Rutland)England: Mid122539441.8541971 - 2014
Shotover Hill, OxfordshireEngland: South155684441.3721999 - 2017
Bookham Common (post-1980), SurreyEngland: South176776440.9611980 - 2001
Flatford Mill and Dedham Vale (NT), East SuffolkEngland: South74324437.8191995 - 2020
Icklingham Plains Area, West SuffolkEngland: South75328437.3311976 - 1997
Pipers Hill, WorcestershireEngland: Mid43188437.221< 2003
Kemerton Estate, WorcestershireEngland: Mid170743437.1751992 - 2014
Savernake Forest, South WiltshireEngland: South-West111485436.950< 2004
Tatton Park (2021), CheshireEngland: Mid102441432.4462021
Tatton Park (2011-21), CheshireEngland: Mid122521427.0542011 - 2021
Great Ridge, South WiltshireEngland: South-West46195423.9121980 - 2004
Calke Abbey NT, DerbyshireEngland: Mid165697422.4741998 - 2004
Clumber Park (NT), NottinghamshireEngland: Mid177747422.0751990 - 2023
Weald Country Park (2010-25), South EssexEngland: South77322418.2322010 - 2025
Danbury Common (NT) & Danbury Park, South EssexEngland: South120501417.5401976 - 2019
Kingston Lacy Park, DorsetEngland: South-West64267417.2262004
Stanford PTA, West NorfolkEngland: South183763416.9741980 - 2009
Monks Wood NNR, HuntingdonshireEngland: Mid157653415.948< 1973
Wyre Forest , WorcestershireEngland: Mid126524415.9391980 - 2017
Mersham Hatch Estate, East KentEngland: South115478415.739< 1998
Millichope Park, ShropshireEngland: Mid103426413.6522020 - 2021
Staverton Park, East SuffolkEngland: South106437412.348< 1986
Bedford Purlieus Wood NNR, HuntingdonshireEngland: Mid68280411.8151970 - 1995
Forest of Dean, West GloucestershireEngland: Mid89365410.1301965 - 1998
Duncombe Park NNR, North-east YorkshireEngland: North93381409.742< 2000
Hainault Forest, South EssexEngland: South94385409.6411970 - 2007
Oxburgh Hall (NT), West NorfolkEngland: South63258409.5202006 - 2018
Highgate Wood, MiddlesexEngland: South107437408.436< 2002
Diseworth Farmland, Leicestershire (with Rutland)England: Mid43175407.0142024
Nupend Wood, HerefordshireEngland: Mid46187406.5182002 - 2003
Combermere Park, CheshireEngland: Mid83337406.0422022
Chirk Castle Park (NT), DenbighshireWales194785404.6801993 - 2018
Croft Castle, HerefordshireEngland: Mid121489404.152< 2012
Langley Wood, South WiltshireEngland: South-West67270403.0231980 - 2005
Castle Drogo (NT), South DevonEngland: South-West79318402.5351996 - 2016
Little Doward Wood, West GloucestershireEngland: Mid80322402.5372004 - 2021
Oyster Wood, SurreyEngland: South117470401.724< 1993
Hatchlands Park, SurreyEngland: South164658401.264< 2002
Buxted Park, East SussexEngland: South134537400.743< 1999
Gibside, County DurhamEngland: North83332400.014< 1992
Buddon Wood (total), Leicestershire (with Rutland)England: Mid124493397.636< 1988
Railway Covert, HuntingdonshireEngland: Mid62246396.8212024
Eastnor Park, HerefordshireEngland: Mid93366393.547< 2010
Berrington Hall, HerefordshireEngland: Mid49192391.8131984 - 2011
Denham Marsh Wood, BuckinghamshireEngland: South47184391.5162008
Knowsley Safari Park, South LancashireEngland: North56219391.1212024
Grovely Wood, South WiltshireEngland: South-West107418390.7271980 - 2004
Bainton Heath, NorthamptonshireEngland: Mid64248387.5172011
Sydenham Hill & Dulwich Woods, SurreyEngland: South92356387.0301997 - 2023
Dinefwr Deer Park, CarmarthenshireWales156601385.357< 1999
St Fagans, GlamorganshireWales58222382.8151997 - 1999
Felbrigg Hall Estate (NT), East NorfolkEngland: South135516382.2461988 - 2018
Attingham Farm NT, ShropshireEngland: Mid101384380.2322017
Powis Castle Park (total), MontgomeryshireWales170646380.0711994 - 2003
Ham Lands, SurreyEngland: South67254379.1162010 - 2023
Kedleston Park NT, DerbyshireEngland: Mid143541378.358< 2014
Bradgate Park (post 1980), Leicestershire (with Rutland)England: Mid55208378.2221981 - 1998
Dunham Massey Park (2021), CheshireEngland: Mid89336377.5452021
Dartington Hall Estate, South DevonEngland: South-West89336377.5142010 - 2017
Donington Park SSSI (2014), Leicestershire (with Rutland)England: Mid40151377.5152014
Blickling Park (NT), East NorfolkEngland: South117441376.9431982 - 2019
Tugford Wood Pasture, ShropshireEngland: Mid65245376.9262021
Cobham Park, West KentEngland: South88331376.129< 1998
Studley Park, Mid-west YorkshireEngland: North43160372.1192017 - 2023
Thursley Commons, SurreyEngland: South128476371.934< 2002
Sherrardspark Wood SSSI, HertfordshireEngland: South89331371.9362008 - 2020
Chiddingfold Woods, SurreyEngland: South164609371.337< 2003
Cobham & Ashenbank Woods, West KentEngland: South105388369.533< 1998
Cobham Woods NT, West KentEngland: South70258368.6302014
Esher Commons (post 1980), SurreyEngland: South172630366.3471980 - 2002
Cadzow & Hamilton High Parks, LanarkshireScotland44161365.918< 2010
Milton-Lockhart Estate, LanarkshireScotland55196356.412< 2009
Bradgate Park (total), Leicestershire (with Rutland)England: Mid84299356.029< 1998
Nettlecombe Park, South SomersetEngland: South-West129458355.0571988 - 2019
Kennet Floodplain, BerkshireEngland: South124437352.4202003
Carn Gafallt, BreconshireWales84296352.423< 2015
Hardwick Park (NT), DerbyshireEngland: Mid115403350.4371984 - 2004
Thorneythwaite, CumberlandEngland: North50174348.062017
Drayton Copse, OxfordshireEngland: South76264347.419< 1999
White Rocks, HerefordshireEngland: Mid43148344.292002 - 2003
Central Lincs. Limewoods, North LincolnshireEngland: Mid123423343.925< 1998
Llanover Park, MonmouthshireWales118404342.437< 1996
Studley Royal, Mid-west YorkshireEngland: North100342342.0331901 - 2016
Dyffryn Gardens, GlamorganshireWales58198341.4232023 - 2024
Hutchin's Copse, OxfordshireEngland: South78266341.016< 1999
Swanton Novers, West NorfolkEngland: South95321337.9321981 - 2010
Bramshott Chase, SurreyEngland: South138465337.0341998 - 2003
Bowcastle Farm Orchards, WorcestershireEngland: Mid50168336.014< 2005
Allt-yr-esgair, BreconshireWales57191335.116< 2000
Lea & Pagets Wood, HerefordshireEngland: Mid55184334.532003
Sidmouth Wood (Richmond Park), SurreyEngland: South56187333.917< 2006
Maxey Cut, NorthamptonshireEngland: Mid58193332.8172023 - 2024
Trent Valley , NottinghamshireEngland: Mid101336332.7261997 - 2015
Ash Ranges, SurreyEngland: South121400330.6251997 - 2003
Lanhydrock Estate (NT), East CornwallEngland: South-West65213327.723< 2008
Cirencester Park, East GloucestershireEngland: Mid76249327.624< 1999
Rotherfield Park, North HampshireEngland: South121396327.3272002
Sheringham Park (NT), East NorfolkEngland: South88287326.1251987 - 2022
Blackmoor Copse, South WiltshireEngland: South-West59192325.4151994 - 2005
The Devenish, South WiltshireEngland: South-West74240324.3151994 - 2004
Scadbury Park, West KentEngland: South71228321.117< 1998
Ayr Gorge, AyrshireScotland57182319.3121960 - 2020
Brocton Coppice, StaffordshireEngland: Mid88279317.035< 2000
Brownsea Island NT, DorsetEngland: South-West62196316.1152005 - 2015
Woodwalton Fen NNR, HuntingdonshireEngland: Mid57180315.8161961 - 2019
East Chatteris, CambridgeshireEngland: South63198314.3162015
Styal Woods and Country Park, CheshireEngland: Mid55172312.7211985 - 2021
Attingham Park NT, ShropshireEngland: Mid102319312.7371985 - 2013
Beningbrough Parkland, North-east YorkshireEngland: North68212311.8151987 - 2019
Ashenbank Wood, West KentEngland: South57177310.512< 2014
Oakwood Pastures, StaffordshireEngland: Mid69214310.119< 2002
Eridge Park, East SussexEngland: South80248310.017< 1999
Downham Woodland Walk, West KentEngland: South46142308.7112002
Clytha Park, MonmouthshireWales48148308.3161997 - 2002
Chetwynd Park, ShropshireEngland: Mid50154308.019< 1993
Dunham Massey Park (Greater), CheshireEngland: Mid84258307.127< 1992
Horner Woods NNR, South SomersetEngland: South-West88270306.8281998 - 2015
Buddon Wood (post 1980), Leicestershire (with Rutland)England: Mid79241305.1141980 - 1988
Dunster Deer Park, South SomersetEngland: South-West61186304.9241995 - 2011
River Soar, Leicestershire (with Rutland)England: Mid66201304.512< 1980
Cranborne Chase, South WiltshireEngland: South-West45137304.471994 - 2004
Burley-on-the-Hill Estate, Leicestershire (with Rutland)England: Mid90273303.3191988 - 2016
Priory Wood, MonmouthshireWales44133302.39< 2014
Harewood Forest, North HampshireEngland: South64192300.020< 1975
Clay Vallet Wood, HerefordshireEngland: Mid58173298.3122002 - 2003
Holmwood, SurreyEngland: South47140297.972015 - 2022
Mill Bank, Penallt, MonmouthshireWales43128297.79< 2014
Ashton Court, North SomersetEngland: South-West79235297.523< 2002
Erddig, DenbighshireWales67199297.015< 1999
Sutton Park (1996-2019), WarwickshireEngland: Mid57169296.5141996 - 2019
Short Wood, NorthamptonshireEngland: Mid93275295.714< 1999
Longleat, South WiltshireEngland: South-West46136295.7111994 - 2004
Stansted Woodlands & Veteran Trees, North EssexEngland: South43127295.36< 2014
Dulverton Woods, South SomersetEngland: South-West51150294.112< 2002
Blean Woods Complex, East KentEngland: South50147294.014< 1999
Woolmer Forest, North HampshireEngland: South97283291.8161950 - 2003
Penallt Woods, MonmouthshireWales57166291.2112007 - 2013
Croxton Park, Leicestershire (with Rutland)England: Mid51148290.218< 1988
Shortwood & Standish Wood (National Trust), WorcestershireEngland: Mid46133289.1121985 - 2002
Piercefield Park, MonmouthshireWales43124288.412< 1999
Birchall & Holwell Park Woods, HertfordshireEngland: South65186286.282014 - 2015
Auchinleck Estate, AyrshireScotland41117285.492000 - 2021
Dingestow Court, MonmouthshireWales52148284.652007 - 2014
Brilley Green Dingle, HerefordshireEngland: Mid61173283.69< 2014
Pilton Wood, North DevonEngland: South-West43120279.18< 1999
Lawn Wood & Tortoiseshell Wood, South LincolnshireEngland: Mid49136277.611< 1998
Bentley Park Wood, WarwickshireEngland: Mid62172277.412< 2000
Crowcombe Park, South SomersetEngland: South-West51141276.5111995 - 2010
Hylands Park (2000-03), South EssexEngland: South61168275.4132000 - 2003
Cwm Llyfnant, CardiganshireWales44121275.04< 2015
Burley Wood, Leicestershire (with Rutland)England: Mid72198275.012< 1988
The Oaks, Kingston Lacy, DorsetEngland: South-West72196272.2122000 - 2001
Sandall Beat, South-west YorkshireEngland: North64174271.95< 2000
Thorne Moors, South-west YorkshireEngland: North86232269.816< 1985
Coed Gwaenydd Bach, GlamorganshireWales42113269.012< 1993
Old Cilgwyn, CardiganshireWales64170265.613< 1998
Haughmond Hill, ShropshireEngland: Mid55146265.5122009 - 2017
Parc Pont-faen, CardiganshireWales45119264.410< 2002
Tyntesfield (NT), North SomersetEngland: South-West61159260.7112010 - 2022
Danesbury Park, Welwyn, HertfordshireEngland: South48124258.352000 - 2022
Hylands Park (Total), South EssexEngland: South74191258.1131967 - 2003
River Stour Floodplain, DorsetEngland: South-West49126257.172002
Rutland Water Nature Reserve, Leicestershire (with Rutland)England: Mid68174255.982021 - 2022
Capstone, East KentEngland: South58146251.752000 - 2021
Gregynog, MontgomeryshireWales69172249.310< 1996
Lockhaugh Bank Wood, South NorthumberlandEngland: North46113245.77< 1993
Polesden Lacy & Ranmore Common NT, SurreyEngland: South49120244.941996 - 2011
Parc Nanteos, CardiganshireWales45110244.47< 1999
Sutton Park (up to 1998), WarwickshireEngland: Mid66161243.916< 1998
Rydal Park & Nab Scar, Westmorland (with Furness)England: North56136242.9182023 - 2024
Rug, MerionethshireWales47113240.48< 1994
Sharpenhoe (NT), BedfordshireEngland: South54129238.961986 - 2020
Coed Nant Llolwyn, CardiganshireWales46109237.02< 1998
Rydal Park & Nab Scar, Westmorland (with Furness)England: North48112233.3152023
Lyme Park (NT), CheshireEngland: Mid56129230.451996 - 2019
Park Farm & Priory Woods, StaffordshireEngland: Mid49112228.66< 2002
Robinson Place Farm, Westmorland (with Furness)England: North53119224.592021 - 2022
Norton Priory, West SussexEngland: South54120222.242003
Priory Wood, StaffordshireEngland: Mid48105218.861980 - 2023
Snelsmore Common, BerkshireEngland: South71153215.592003
Ulverscroft, Leicestershire (with Rutland)England: Mid4797206.410< 1998
Melton Wood, South-west YorkshireEngland: North4985173.52< 2000