Herts Bird Club | Bird Club Gazetteer

Site Gazetteer

Abbots Langley TL090015
Albury Hall nr Bishop's Stortford TL426254
Albury nr Bishop's Stortford TL435247
Aldbury nr Tring SP965124
Aldenham Golf Course TQ135985
Aldenham Park TQ171965
Aldenham Reservoir TQ170955
Aldenham School TQ157975
Aldenham TQ140985
Aldwickbury Golf Course TL155145
All of county
Allen's Green TL455168
Almshoe Bury nr Stevenage TL207254
Alswick Hall nr Buntingford TL380293
Amwell GP - Sheepcote Farm Lake TL373127
Amwell GP - Ware/Thrifts GP TL367137
Amwell GP/NR (exact water not specified) TL378126
Amwell NR - Bittern Pool TL374131
Amwell NR - Great Hardmead Lake TL378128
Amwell NR - Hollycross Lake TL376132
Amwell NR - Tumbling Bay Lake TL370135
Amwell Roundabout TL370116
Angerland Common (South Hatfield) TL216065
Ansells End nr Kimpton TL159190
Anstey TL405328
Appspond Wood nr St Albans TL113054
Apsley TL060050
Archer's Green nr Tewin TL274135
Ardeley TL310271
Ashbrook nr Hitchin TL202278
Ashridge Forest SP985125
Ashwell TL268398
Ashwell to Eyeworth Road (Northfield Road) TL261410
Ashwell to Newnham Road (Newnham Way) TL255386
Aspenden TL360283
Aston End TL274242
Aston TL275226
Astonbury Wood nr Stevenage TL275214
Ayot St Lawrence TL195168
Ayot St Peter TL215151
Babbs Green nr Ware TL394162
Baldock TL245335
Baldock to Wallington Road TL268334
Baldwin's Wood/Flaunden Grove TQ013993
Balls Wood nr Hertford Heath TL344105
Barkway TL385355
Barley TL400385
Barwick Ford TL385189
Barwick TL385194
Bassus Green nr Walkern TL302259
Batch Wood nr St Albans TL138093
Batchworth Lake nr Rickmansworth TQ057940
Batford TL145155
Batlers Green nr Radlett TQ156986
Bayford TL310085
Bayfordbury TL315105
Bedmond TL099038
Beechengrove Wood nr Chorleywood TQ047971
Bell Bar nr Brookmans Park TL255052
Bell Lane nr London Colney TL180030
Bells Hill nr Bishop's Stortford TL484213
Bencroft Wood nr Wormley West End TL330064
Bendish Lodge nr Whitwell TL165225
Bendish nr Whitwell TL165215
Benington TL300235
Bentley Heath nr Potters Bar TQ247997
Berkhamsted Common SP995115
Berkhamsted SP990080
Berkhamsted Sewage Treatment Works TL013068
Berrybushes Wood nr Kings Langley TL067008
Berrygrove Wood nr Aldenham TQ130985
Birch Green TL294114
Birch Wood nr St Albans TL119057
Birchall nr Welwyn Garden City TL272117
Bishop's Stortford - Dane Park TL475216
Bishop's Stortford - Stortford Park TL470212
Bishop's Stortford College TL481214
Bishop's Stortford TL490210
Bishop's Wood nr Rickmansworth TQ067917
Black Bridge Landfill site near Wheathampstead TL195145
Blackbirds Farm nr Radlett TQ145998
Blackbirds SF nr Radlett TL144004
Blackhorse Lane nr South Mimms TL216020
Blackmore End nr Kimpton TL170167
Blagrove Common nr Sandon TL328337
Blanche Farm nr Ridge TL220001
Bloodhound Wood nr Bishop's Stortford TL467227
Borehamwood - Aberford Park TQ192975
Borehamwood TQ198970
Bottom Wood nr Maple Cross TQ022938
Bourne End TL020060
Bovingdon TL015037
Bower Heath nr Harpenden TL145165
Box Wood nr Hoddesdon TL354096
Box Wood nr Stevenage TL270263
Boxmoor nr Hemel Hempstead TL045061
Bozen Green nr Braughing TL403279
Bragbury End nr Stevenage TL269209
Bramfield Park Wood TL285155
Bramfield Woods TL285167
Bramfield village TL292156
Brands Farm nr Much Hadham TL414191
Braughing Bone TL400258
Braughing Friars TL416245
Braughing Meads TL387245
Braughing TL398252
Breachwood Green TL151221
Brent Pelham TL434307
Brickendon TL321080
Brickendonbury TL330104
Bricket Wood Common TL130010
Bricket Wood TL130022
Brickground Wood nr Bramfield TL279167
Bridgefoot nr Potters Bar TL233009
Briggens nr Roydon TL415114
Broad Colney Lakes TL177035
Broad Colney TL180030
Brocket Park TL213128
Bromley Common nr Watton at Stone TL311206
Brookmans Park TL243040
Broxbourne GP - Admiral's Walk Lake TL377081
Broxbourne GP TL380075
Broxbourne TL370070
Broxbourne Woods (exact wood name not specified) TL340080
Broxbourne Woods - Bramble's Wood TL337081
Broxbourne Woods - Broad Riding Wood TL341074
Broxbourne Woods - Broxbourne Wood TL326072
Broxbourne Woods - Cowheath Wood TL335078
Broxbourne Woods - Danemead Wood TL348078
Broxbourne Woods - Highfield Wood TL345085
Broxbourne Woods - Hoddesdon Park Wood TL350085
Buckland TL355335
Bucks Hill nr Chipperfield TL053005
Bulbourne nr Tring SP934137
Bull's Green nr Welwyn TL272173
Bullen's Green TL213062
Bullsmill nr Waterford TL315160
Bunkers Hill Quarry nr Bayford TL301095
Bunkers Park nr Hemel Hempstead TL083058
Buntingford TL363295
Burn's Green nr Benington TL308227
Burnham Green nr Welwyn TL261166
Bury Green TL452212
Bury Lake nr Rickmansworth TQ053938
Bush Wood nr Weston TL259316
Bushey Hall Golf Course TQ123969
Bushey Heath TQ145945
Bushey TQ140950
Bygrave TL265361
Caddington Hall nr Markyate TL065173
Cadwell nr Ickleford TL189322
Camfield Place nr Hatfield TL268069
Carpenders Park TQ123934
Cassiobury Park TQ090970
Chadwell Springs Golf Course nr Ware TL351135
Chandler's Cross nr Watford TQ065983
Chapmore End nr Ware TL328164
Charlton nr Hitchin TL179280
Cherry Green nr Buntingford TL355260
Chesfield Park nr Stevenage TL245276
Cheshunt - New River/Church Lane TL353029
Cheshunt GPs (exact water not specified) TL370030
Cheshunt GPs - Ashley Pit TL370042
Cheshunt GPs - Bowyers Water TL367015
Cheshunt GPs - Cheshunt Lake TL369027
Cheshunt GPs - Long Pit TL371043
Cheshunt GPs - North Met Pit TL369033
Cheshunt GPs - Slipe Lane Pits TL370053
Cheshunt GPs - Turnford Pit South TL369039
Cheshunt Marsh TL369009
Cheshunt Park TL351040
Cheshunt Reservoir TL354033
Cheshunt TL365023
Chess Valley N (NW of M25) TQ035980
Chess Valley S (SE of M25) TQ055960
Childwick Bury nr St Albans TL140101
Chiltern Green TL138194
Chiltern Hall nr Luton (Herts/Beds) TL134207
Chipperfield Common TL045013
Chipperfield TL045017
Chipping nr Buntingford TL356320
Chiswell Green nr St Albans TL135045
Chorleywood Common TQ032963
Chorleywood House Estate LNR TQ036971
Chorleywood TQ020960
Churchend Common nr Walkern TL285272
Clapgate TL442249
Clapgate nr Bishop's Stortford TL442250
Clay End nr Benington TL306251
Clothall Common TL265335
Clothall nr Baldock TL270319
Cockhampstead nr Braughing TL418253
Codicote Bottom TL208179
Codicote TL217182
Cold Christmas nr Ware TL376169
Cold Hall nr Broxbourne TL349069
Cole Green Tip TL265112
Cole Green area TL282115
Coleman Green nr Wheathampstead TL188125
Colliers End nr Standon TL371208
Colney Heath (common) TL201058
Colney Heath (village) TL204064
Colney Park TL174025
Colney Street nr Radlett TL155024
Comb's Wood nr Benington TL319218
Combe Wood nr Shenley TL189012
Coombe Road nr Therfield TL320374
Coopers Green GPs - Beech Farm GP TL189089
Coopers Green GPs - Stanborough GP TL215110
Coopers Green GPs - Sutton Farm GP TL195101
Coopers Green GPs - main GP TL199099
Coopers Green Lane nr St Albans TL210110
Cooters End Lane nr Harpenden TL125160
Cornhill Common nr Walkern TL296276
Cottered TL320284
Cottered Warren TL328278
Coursers Road nr Colney Heath TL200045
Cow Roast nr Tring SP958103
Cradle End nr Bishop's Stortford TL459219
Cromer Hyde nr Lemsford TL208123
Cromer nr Walkern TL296283
Croxley Common Moor TQ080947
Croxley Green TQ075955
Croxley Hall Lakes nr Rickmansworth TQ070943
Cuffley TL302030
Cumberlow Green nr Sandon TL301305
Dancers Hill nr Potters Bar TQ234995
Dane Bridge nr Much Hadham TL440194
Dane End TL324210
Danesbury nr Welwyn TL234170
Dassels nr Buntingford TL388277
Datchworth TL270185
Dawley Wood nr Tewin TL263155
Deadman's Hill nr Sandon TL292370
Deard's Wood nr Welwyn TL230191
Dellsome Bottom nr Hatfield TL225058
Derry's Wood nr Wormley West End TL319053
Digswell Lake TL243148
Digswell Meadow TL240153
Digswell TL245151
Dobb's Weir nr Hoddesdon TL384083
Dorney Wood nr Braughing TL410237
Dowdell's Wood nr Welwyn TL207153
Drop Lane nr Bricket Wood TL148014
Dudswell nr Berkhamsted SP965096
Dyes Farm nr Langley TL218233
Dyrham Park nr Potters Bar TQ225985
Easneye Wood TL385135
East End Green TL296107
East Hyde TL130170
East Wood nr Bishop's Stortford TL462215
Eastwick TL435117
Ellenbrook Fields TL205090
Elstree Aerodrome TQ160966
Elstree TQ175952
Emanuel Pollards nr Wormley West End TL335064
Epping Green nr Little Berkhamsted TL294068
Essendon TL275085
Fanhams Hall nr Ware TL372157
Felden TL045055
Fir & Pond Woods nr Potters Bar TL276008
Flamstead End nr Cheshunt TL345037
Flamstead village TL081154
Flamsteadbury Farm nr Redbourn TL092122
Flaunden TL015009
Foxholes GP nr Hertford TL345125
Foxley Grove nr Welwyn TL244165
Frithsden Beeches TL000105
Frogmore GP nr Stevenage TL285205
Frogmore Hall nr Stevenage TL289207
Frogmore Lakes nr St Albans TL150033
Furneux Pelham TL435280
Gaddesden Row TL055125
Galley Hill nr Lilley (Herts/Beds) TL098272
Garston nr Watford TQ120999
Gatesbury nr Puckeridge TL396239
Gibraltar Farm nr Luton TL096172
Gilston Park nr Harlow TL440130
Gobions Wood nr Brookmans Park TL255035
Goffs Oak TL320030
Goldings Wood nr Hertford Heath TL360115
Gorhambury Estate nr St Albans TL115078
Gosmore Hill nr Hitchin TL185257
Graveley nr Stevenage TL235281
Great Amwell TL368125
Great Gaddesden TL040138
Great Hormead Bury TL399297
Great Hormead TL402300
Great Munden nr Puckeridge TL358241
Great Offley TL145270
Great Plantings Wood nr Bishop's Stortford TL466217
Great Wymondley TL215286
Green End nr Braughing TL393252
Green End nr Sandon TL329334
Green Tye nr Much Hadham TL444184
Greenbroom Spring Wood nr Rickmansworth TQ060932
Greenhams Pit nr Waterford TL306149
Grove Mill nr Watford TQ087986
Guilden Morden SP268429
Gustard Wood nr Wheathampstead TL175155
Haberdashers' Boys' School nr Elstree TQ168967
Haberdashers' Girls' School nr Elstree TQ170964
Hadham Cross TL425185
Hadham Ford TL436218
Hadham Hall TL452232
Hadham Park TL462223
Hall's Green nr Stevenage TL275287
Hambridge Way nr Pirton TL160317
Hamels Meads nr Puckeridge TL388246
Hamels Park Farm nr Puckeridge TL377249
Hamels Park nr Puckeridge TL375246
Hammonds Farm nr Sandridge TL186114
Hampermill Lake nr Watford TQ095942
Hanbury Manor nr Ware TL352164
Hare Street nr Ardeley TL310285
Hare Street nr Buntingford TL390295
Harebreaks Wood nr Watford TQ102992
Harepark Spring nr Ayot St Lawrence TL190165
Harlow - Burnt Mill TL445112
Harmergreen Wood nr Welwyn TL253170
Harpenden Common TL140130
Harpenden Sewage Treatment Works TL150145
Harpenden TL140150
Harper Lane nr Radlett TL165017
Harperbury nr Radlett TL170018
Hastoe SP918094
Hatfield - University of Hertfordshire TL215074
Hatfield Aerodrome (disused) TL205090
Hatfield Garden Village TL217098
Hatfield Park - Home Park TL244092
Hatfield Park - Millward's Park TL237068
Hatfield Park TL240095
Hatfield TL220080
Haultwick nr Puckeridge TL338232
Hawkins Wood nr Sandon TL338350
Hay Street nr Braughing TL395289
Hazelend Wood nr Bishop's Stortford (Herts/Essex) TL494238
Heartwood Forest - Arboretum TL175119
Heartwood Forest - E of B651 TL175115
Heartwood Forest - Hillend Farm TL168117
Heartwood Forest - Langley Wood TL162109
Heartwood Forest - Magical Wood TL160113
Heartwood Forest - Orchard TL175108
Heartwood Forest - Round Wood TL162121
Heartwood Forest - W of B651 TL165115
Heartwood Forest - Well & Pudler's Wood TL158115
Heartwood Forest - exact location not specified TL166113
Hebing End nr Benington TL309227
Helham Green nr Ware TL400160
Helicon Lake nr Maple Cross TQ038909
Hemel Hempstead TL050065
Heronsgate nr Rickmansworth TQ025945
Hertford - Bengeo TL320135
Hertford - Hartham TL326132
Hertford Heath TL350105
Hertford TL325125
Hertingfordbury TL307122
Hexton TL106308
Hickman's Hill nr Baldock TL268315
High Canons nr Borehamwood TQ207990
High Cross nr Standon TL364185
High Scrubs nr Wigginton SP927085
High Wood nr Benington TL285235
High Wych nr Sawbridgeworth TL464144
Highfield Farm nr Tyttenhanger TL180055
Hilfield Farm nr Bushey TQ150965
Hilfield Park Reservoir TQ156960
Hillend Farm nr Hatfield TL256094
Hinxworth TL235405
Hitch Wood nr St Paul's Walden TL193235
Hitchin - Westmill TL175303
Hitchin TL190300
Hixham Hall nr Furneux Pelham TL454268
Hoddesdon - Rye Park TL378093
Hoddesdon TL375085
Hoggate's Wood nr Bishop's Stortford TL479226
Holbrook Farm nr Benington TL281225
Hollingson Meads nr Harlow TL457123
Holt Farm nr Chiswell Green TL126033
Holt Wood nr Chiswell Green TL117036
Holwell Hyde nr Welwyn Garden City TL262113
Holwell nr Hitchin TL165334
Hook's Cross nr Stevenage TL280206
How Wood nr Bricket Wood TL139037
Howe Green nr Essendon TL285095
Hudnall Corner nr Great Gaddesden TL014133
Hunsdon Meads TL418110
Hunsdon nr Harlow TL419144
Hunsdonbury TL414131
Hunton Bridge nr Watford TL083006
Hyde Mill Farm nr Harpenden TL132169
Ickleford Common TL185335
Ickleford Cress Beds TL187326
Ickleford Sewage Treatment Works TL185317
Ickleford TL183317
Jack's Hill nr Letchworth TL237297
Kelshall nr Royston TL329364
Kettle Green nr Much Hadham TL416182
Kimpton Hoo TL195196
Kimpton Mill TL198185
Kimpton TL175184
King's Meads nr Hertford TL340135
King's Walden TL162235
King's Wood nr Puckeridge TL371233
Kings Langley - Longspring Wood TL091035
Kings Langley Lake TL073036
Kings Langley TL071028
Kinsbourne Green nr Harpenden TL114161
Knebworth East TL252202
Knebworth Golf Course TL244215
Knebworth House & Park TL230210
Knebworth TL249203
Knebworth Woods (exact wood name not specified) TL227222
Knebworth Woods - Burleigh Grove TL225217
Knebworth Woods - Cannock's Wood TL227226
Knebworth Woods - Crouch Green TL212205
Knebworth Woods - Graffridge Wood TL215210
Knebworth Woods - Holl Lays Wood TL209207
Knebworth Woods - Newton Woods TL230220
Knebworth Woods - Pigeonswick TL227228
Knebworth Woods - Watery Grove TL230230
Knights Hill Farm nr Buntingford TL372256
Ladywalk Wood nr Maple Cross TQ029936
Lamer Park nr Wheathampstead TL183159
Lammas Wood nr Langley TL208225
Lamsden Common nr Watton at Stone TL297212
Langley nr Stevenage TL216224
Langleybury nr Watford TL078000
Latchford nr Standon TL394205
Leasey Bridge nr Wheathampstead TL160146
Leavesden Green nr Watford TQ098999
Lemsford Springs TL222122
Lemsford TL219122
Letchmore Heath TQ152979
Letchworth - Norton Common TL219334
Letchworth Sewage Treatment Works TL209347
Letchworth TL220320
Letty Green TL285109
Levens Green nr Puckeridge TL359223
Lilley Bottom TL135252
Lilley TL118268
Linces Farm nr Welwyn TL221163
Little Almshoe nr Hitchin TL199259
Little Berkhamsted TL293078
Little Gaddesden SP992134
Little Hadham TL440228
Little Hormead nr Buntingford TL400290
Little Offley TL130285
Little Plantings Wood nr Bishop's Stortford TL464218
Little Wymondley nr Stevenage TL215275
Lockley Farm nr Welwyn TL242164
Lockleys Wood nr Welwyn TL247159
Loefield Grove nr Watton at Stone TL307215
London Colney TL184038
Long Deans NR TL077050
Long Marston SP895157
Long Meadow nr Bishop's Stortford TL463220
Lord's Wood nr Hunsdon TL413123
Loudwater nr Rickmansworth TQ056965
Lower Woodside nr Hatfield TL245062
Luffenhall nr Walkern TL294293
Lye End Farm nr Buntingford TL334321
Lynsters Farm nr Maple Cross TQ035920
Lynsters Lake nr Maple Cross TQ039916
Mackerye End nr Harpenden TL158158
Mangrove Hall nr Luton TL124241
Maple Cross TQ030925
Maple Lodge NR (members only) TQ037925
Mardley Heath nr Welwyn TL244182
Mardleybury nr Welwyn TL261185
Markyate TL060165
Marshcroft Farm nr Tring SP940130
Mathams Wood nr Bishop's Stortford TL463183
Mazebeard Spring nr Lilley TL125275
Meesden TL431325
Merry Hill nr Bushey TQ130940
Micklefield Green nr Sarratt TQ047985
Micklefield Hall nr Sarratt TQ052974
Mill End, nr Sandon TL335325
Mill Green SF nr Hatfield TL244101
Mill Green nr Hatfield TL241098
Millhouse Farm nr Bedmond TL108035
Mimms Woods (exact wood name not specified) TL219026
Mimms Woods - Cangsley Grove TL220035
Mimms Woods - Hawkshead Woods TL219027
Mimms Woods - Mymmshall Wood TL223025
Mimms Woods - Redwell Wood TL213026
Mimmshall Brook TL232029
Moat Wood nr Hunsdon TL403139
Mobbs Hole nr Ashwell TL261438
Model Farm nr Kings Langley TL068004
Monks Green nr Brickendon TL334085
Moor Green nr Buntingford TL327268
Moor Lane nr Rickmansworth TQ078942
Moor Mill nr Radlett TL151024
Moor Park nr Rickmansworth TQ080933
Mortgrove Farm nr Hexton TL102282
Much Hadham TL428195
Munden Estate nr Bricket Wood TL134000
Nash Mills nr Hemel Hempstead TL068046
Nashe's Farm nr St Albans TL180097
Nasty nr Puckeridge TL359245
Nettleden Lodge nr Great Gaddesden TL008109
Newgate Street nr Cuffley TL301051
Newgate Wood nr Hunsdon TL400135
Newhole Farm nr Ware TL381150
Newnham TL243376
Newsells nr Barkway TL387373
Nobland Green nr Wareside TL401117
Nomansland nr Wheathampstead TL171128
North Mymms Park TL215048
North Mymms TL222045
North Watford TQ110990
Northaw Great Wood TL285040
Northaw TL280023
Northchurch Common SP975105
Northchurch SP974088
Norton Bury nr Letchworth TL235229
Norton Green nr Stevenage TL225235
Norton nr Letchworth TL231344
Nup End nr Knebworth TL225198
Nuthampstead TL410346
OTHER (give details in comments box)
Oak Farm nr St Albans TL184090
Oaklands GP (infilled) nr St Albans TL184084
Oaklands nr St Albans TL184078
Oaklands nr Welwyn TL245175
Offley Bottom TL163288
Offley TL143270
Old Hall Green nr Standon TL370222
Old Knebworth TL233205
Old Parkbury nr Radlett TL163023
Otterspool nr Aldenham TQ129995
Oughtonhead nr Hitchin TL165305
Oxhey Park TQ114954
Oxhey TQ123955
Oxhey Woods TQ108927
Oxshott Hill nr Benington TL290220
Oylers Farm nr Cheshunt TL351008
Panshanger Aerodrome TL269131
Panshanger Park TL290130
Park Street nr St Albans TL149032
Park Wood nr St Albans TL127054
Patchetts Green nr Aldenham TQ142975
Patmore Heath TL443257
Pendley Farm & Manor nr Tring SP943118
Perry Green nr Much Hadham TL438175
Perry Wood nr Bramfield TL292180
Peters Green nr Harpenden TL141190
Picotts End nr Hemel Hempstead TL052090
Piggottshill Wood nr Harpenden TL154142
Pirton TL145315
Pishiobury Park TL475137
Pitstone No 2 Quarry SP945140
Plashes Wood nr Standon TL380205
Pollards Hill nr Maple Cross TQ020935
Pope's Farm nr Hatfield TL260076
Poplars Green nr Tewin TL279134
Post Wood nr Ware TL362132
Potten End TL018090
Potter's Green nr Standon TL351207
Potters Bar - Oakmere Park TL263013
Potters Bar TL250010
Potters Crouch Plantation TL104052
Potters Crouch nr St Albans TL116052
Prae Mill nr St Albans TL128086
Prae Wood nr St Albans TL120070
Presdales Wood nr Ware TL360133
Preston TL180247
Priest Wood nr Bramfield TL302155
Prior's Wood nr Kimpton TL186173
Priory Park nr Hitchin TL183283
Pryors Wood nr Stevenage TL265264
Puckeridge TL386234
Purwell Meadows LNR nr Hitchin TL199298
Purwell Ninesprings nr Hitchin TL201298
Puttenham nr Tring SP885148
Pye Corner nr Harlow TL449122
Pynesfield North Lake nr Maple Cross TQ036912
Pynesfield South Lake nr Maple Cross TQ036910
Quickswood Farm nr Baldock TL277329
Quinbury Farm nr Braughing TL396261
Rabley Heath nr Welwyn TL235193
Rabley Park nr Shenley TL208012
Radlett Aero GP TL155037
Radlett TL165001
Radwell nr Baldock TL230359
Raffin Green nr Datchworth TL275194
Redbourn Golf Course TL108141
Redbourn TL105125
Redbournbury TL120108
Redericks Farm nr Harlow TL464128
Redhill nr Wallington TL300330
Redwell Wood Farm nr South Mimms TL207027
Reed TL360360
Rib Valley Lakes TL337158
Rickmansworth - Mill End TQ038945
Rickmansworth TQ055945
Rickney's Quarry nr Hertford TL320155
Ridge TL215004
Ringshall (Herts/Bucks) SP985145
River Lee at Ware TL347143
River Rib/Fabdens nr Ware TL372173
Rivers Orchard nr Sawbridgeworth TL473145
Roe Hyde nr Hatfield TL211071
Rossway Park nr Berkhamsted SP958072
Rothamsted Experimental Station TL120137
Rothamsted Park nr Harpenden TL130138
Roughground Wood nr Standon TL357213
Rowley Farm nr Borehamwood TQ211980
Rowneybury nr Harlow TL474133
Roxley Court nr Letchworth TL226296
Royal Oak Lake nr Maple Cross TQ034917
Roydon (Herts/Essex) TL405105
Royston TL360410
Rumball's Farm nr Bishop's Stortford TL473198
Rush Green / Letchmore Farm nr Stevenage TL211235
Rush Green nr Buntingford TL338251
Rush Green nr Hertford TL350128
Rushden nr Baldock TL305315
Rusling End nr Langley TL209212
Rye End nr Kimpton TL198190
Rye Meads TL390100
Sacombe Green TL343196
Sacombe Park TL335185
Sacombe TL332195
Salisbury Hall nr London Colney TL195028
Sandon TL320344
Sandpit Green nr Berkhamsted SP995065
Sandridge nr St Albans TL170105
Sandridgebury nr St Albans TL163105
Sarratt Bottom (Herts/Bucks) TQ032989
Sarratt Mill TQ035978
Sarratt TQ042995
Sauncy Wood nr Harpenden TL150160
Sawbridgeworth Marsh (Herts/Essex) TL487154
Sawbridgeworth TL480150
Sawtrees Wood nr Standon TL387186
Scales Park nr Nuthampstead TL416336
Scotsbridge Mill Watercress Beds nr Rickmansworth TQ063956
Selebroom Wood nr Panshanger TL294135
Serge Hill nr Bedmond TL108042
Shafford Farm nr St Albans TL126093
Shaftenhoe End nr Barley TL408378
Shaw Green nr Baldock TL298322
Shaw Wood nr Patmore Hall TL460254
Shenley TL190005
Shenleybury TL183015
Sherrardspark Wood nr WGC TL230138
Shilley Green Farm nr Langley TL205231
Silver Hill nr Borehamwood TQ200993
Sleapshyde nr Colney Heath TL200066
Slip End nr Ashwell TL286370
Smallford Lake nr St Albans TL198071
Smallford nr St Albans TL195077
Smug Oak Lane nr Bricket Wood TL143023
Sopwell nr St Albans TL155055
South Mimms TL224012
South Oxhey TQ118938
Southern Green nr Buntingford TL312317
Southridge nr Shenley TL207019
Spellbrook TL487175
Spital Wood nr Wallington TL282332
St Albans - Jersey Farm Woodland Park TL169098
St Albans - Bernards Heath TL152083
St Albans - Jersey Farm TL174097
St Albans - Marshalswick TL171088
St Albans - Watercress LNR TL153063
St Albans TL145071
St Edmund's College nr Standon TL371219
St Ippollitts nr Hitchin TL198271
St John's Wood nr Walkern TL310257
St Margarets TL378119
St Paul's Walden TL194223
Stagenhoe nr Whitwell TL185228
Stanborough Lakes nr WGC TL230110
Stanborough Reedmarsh TL231103
Standalone Farm nr Letchworth TL209338
Standon Green End Farm TL360200
Standon Green End TL369199
Standon Lodge Farm nr Much Hadham TL406208
Standon Lordship TL393214
Standon TL395223
Stanstead Abbotts Lakes (N or S not specified) TL388111
Stanstead Abbotts Lakes - S lake TL397105
Stanstead Abbotts TL390117
Stanstead Innings (exact water not specified) TL388112
Stanstead Innings - Abbotts Lake TL387111
Stanstead Innings - Banjo Lake TL385111
Stanstead Innings - Stock Pit TL385113
Stapleford TL310170
Stevenage - Broadwater TL255215
Stevenage - Chells Manor TL268253
Stevenage - Fairlands Valley Park - S of Six HIlls Way TL248233
Stevenage - Fairlands Valley Park - exact location not specified TL253241
Stevenage - Fairlands Valley Park Lakes - N of Six HIlls Way TL253244
Stevenage - Kodak Waste Site TL229239
Stevenage - Monk's Wood/Whomerley Wood TL245232
Stevenage - Pin Green TL257253
Stevenage TL234243
Stocker's Farm TQ052933
Stocker's Lake TQ046935
Stocking Pelham TL452292
Stocking Wood nr Bishop's Stortford TL458211
Stonebury Farm nr Buntingford TL385282
Stonesley Wood nr Stevenage TL249285
Stowes Wood nr Bedmond TL102028
Symondshyde Farm nr St Albans TL199112
Symondshyde Great Wood - Chalkdell Wood TL194113
Symondshyde Great Wood - Hammond's Wood TL190106
Symondshyde Great Wood - Titnol's Wood TL194117
Symondshyde Great Wood - exact location not specified TL195110
Tea Green nr Luton TL136232
Tednambury nr Sawbridgeworth TL492169
Telegraph Hill nr Lilley TL120288
Temple End nr Hitchin TL165275
Tenements Farm nr Bedmond TL105031
Tewin Fish Farm TL269138
Tewin Mill TL272137
Tewin TL271148
Tewin Water TL254147
Tewin Wood TL270164
Tewinbury Reserve TL264140
Tharbies Farm nr Sawbridgeworth TL470161
The Common nr Patmore Hall TL456245
The Folly nr Wheathampstead TL167146
The Frythe nr Welwyn TL226148
The Grove nr Watford TQ082988
The Withey Beds nr Rickmansworth TQ078940
Theobalds Park nr Enfield TL344008
Therfield Heath TL345403
Therfield nr Royston TL336372
Thorley Street nr Bishop's Stortford TL489191
Thorley Wash nr Bishop's Stortford TL487183
Thorley nr Bishop's Stortford TL475188
Thrift Farm nr Therfield TL320392
Throcking nr Buntingford TL336301
Thunderfield Grove nr Wormley West End TL338052
Thundridge TL359173
Tilehouse North Lake nr Maple Cross TQ037901
Tingley Wood nr Pirton TL138305
Titmore Green nr Stevenage TL214266
Tolpits Lake nr Watford TQ087944
Tonwell nr Ware TL335172
Trenchern Hills nr Standon TL352217
Trims Green TL472173
Tring Park SP928105
Tring Reservoirs (exact reservoir not specified) SP920135
Tring Reservoirs - Marsworth Res SP922137
Tring Reservoirs - Startop's End Res SP919138
Tring Reservoirs - Tringford Res SP918132
Tring Reservoirs - Wilstone Res SP905130
Tring SP925115
Tring Sewage Treatment Works SP924134
Tring Station SP950122
Troy Mill Lake nr Maple Cross TQ039905
Turnford Lakes (Cheshunt GPs) TL370044
Turnford nr Cheshunt TL364042
Twyford Bury Farm nr Bishop's Stortford TL494194
Tykeswater Lake nr Elstree TQ173963
Tyttenhanger GPs (exact GP not specified) TL190050
Tyttenhanger GPs - Coppice Wood TL184048
Tyttenhanger GPs - Coursers Farm TL205047
Tyttenhanger GPs - Coursers Road GPs TL197040
Tyttenhanger GPs - Tyttenhanger Farm TL198050
Tyttenhanger GPs - Willows Farm Lake TL188044
Tyttenhanger GPs - Willows Farm TL189041
Tyttenhanger GPs - fishing lake TL190050
Tyttenhanger GPs - main GP TL195052
Tyttenhanger Green nr St Albans TL180059
Tyttenhanger area - Garden Wood TL195047
Upwick Green nr Bishop's Stortford TL455243
Vanstones Park nr Codicote TL215199
Verulamium Park TL137070
Wadesmill nr Ware TL360175
Wain Wood nr Preston TL180255
Wakeley nr Buntingford TL342268
Walk Wood nr Whitwell TL188221
Walkern Hall TL299250
Walkern Park Farm TL315248
Walkern TL290265
Wall Hall nr Aldenham TQ137995
Wallington TL293338
Waltham Cross TL363000
Ware Park TL334145
Ware TL360145
Wareside TL394156
Warren Spring Laboratory nr Stevenage TL238225
Warren's Green nr Stevenage TL266286
Warrengate Farm nr Welwyn Garden City TL272134
Water End nr Brookmans Park TL230040
Water End nr Great Gaddesden TL040105
Water Hall nr Bayford TL296099
Waterend nr Wheathampstead TL202140
Waterford GP - Molewood GP TL318147
Waterford Heath GP TL318147
Waterford Landfill site TL305147
Waterford Marsh TL315146
Waterford TL313148
Wateringplace Green nr Buntingford TL331267
Watersplace Farm nr Ware TL384145
Watford - The Lairage Land LNR TQ104951
Watford Link Road TQ117973
Watford TQ110970
Watton at Stone TL300193
Welham Green TL235055
Well End nr Borehamwood TQ205981
Wellpond Green nr Standon TL418221
Welwyn Garden City - Burycroft TL242143
Welwyn Garden City - Panshanger TL260130
Welwyn Garden City - The Commons LNR TL255105
Welwyn Garden City TL250130
Welwyn TL230165
West End nr Essendon TL263085
West Hyde TQ038916
West Wood nr Great Offley TL161250
Westbury Wood nr Great Offley TL140257
Westland Green nr Standon TL421221
Westmill Quarry nr Ware TL341155
Westmill nr Buntingford TL368271
Westmill nr Ware TL340160
Weston Park TL262295
Weston TL260303
Westwood Quarry nr Watford TQ074989
Wheathampstead TL175140
Whempstead TL320209
Whippendell Wood nr Watford TQ075977
White Hall Farm nr Stevenage TL287216
Whiteway Bottom nr Whitwell TL155208
Whitwell Hoo TL192198
Whitwell Sewage Works TL192209
Whitwell TL180210
Wickham Hall nr Bishop's Stortford TL475230
Widford TL420160
Wigginton SP938102
Wilbury Hill nr Letchworth TL201326
Wildhill nr Hatfield TL263068
Willian nr Letchworth TL225306
Willowmead nr Hertford TL316122
Wilstone Village SP905139
Winch Hill Farm nr Luton TL137218
Withstocks Wood nr Luton TL136201
Wood End nr Buntingford TL324254
Wood Hall Farm/Estate nr Borehamwood TQ184994
Wood Lane nr Pirton TL140310
Woodhall Farm nr Welwyn Garden City TL235103
Woodhall Park & Lake TL313185
Woodhill House nr Hatfield TL266059
Woodoaks Farm nr Maple Cross TQ032932
Woodside nr Hatfield TL255068
Woodside nr Watford TL105010
Woolmer Green TL255185
Wormley TL365055
Wormley West End TL334059
Wormley Wood TL320060
Wormleybury TL355058
Wrotham Park nr Potters Bar TQ245990
Wyddial TL375315
Wymondley Substation TL204269