Hertfordshire Bird Atlas Abundance Map

Whitethroat

Sylvia communis

SP81W - Buckland (4.00)

SP81S - Draytonmead Farm (3.75)

SP81X - Long Marston (1.25)

SP81T - Thistlebrook Farm (7.00)

SP81Y - Alnwick Farm (0.50)

SP81Z - Crafton ()

SP90V - Meadhams Farm (0.25)

SP90W - Orchard Leigh (0.75)

SP90X - Whelpley Hill Farm ()

SP90I - Cholesbury (1.00)

SP90N - Hawridge Common (1.00)

SP90T - Hockeridge Wood (0.25)

SP90Y - Berkhamsted S ()

SP90E - Spencersgreen (2.00)

SP90J - Hastoe (2.00)

SP90P - Champneys (2.75)

SP90U - Northchurch (3.00)

SP90Z - Berkhamsted N (1.33)

SP91A - Tring W ()

SP91F - Tring E (0.75)

SP91K - New Ground (1.00)

SP91Q - Norcott Hill (2.00)

SP91V - Berkhamsted Common ()

SP91B - Little Tring (5.50)

SP91G - New Mill (2.67)

SP91L - Aldbury Nowers (0.50)

SP91R - Aldbury ()

SP91W - Little Gaddesden ()

SP91C - Wilstone (0.25)

SP91H - College Lake ()

SP91M - Pitstone Hill (4.50)

SP91X - Ringshall (1.00)

SP91D - West End Farm (0.25)

SP91E - Mentmore (0.25)

TL00A - Flaunden (0.75)

TL00F - Belsize ()

TL00K - Chipperfield (0.25)

TL00Q - Berrybushes Wood (0.75)

TL00V - Abbots Langley (1.25)

TL00B - Bovingdon (0.25)

TL00G - Bulstrode (1.00)

TL00L - Whippendell Bottom ()

TL00R - Kings Langley ()

TL00W - Bedmond (0.25)

TL00C - Bovingdon Airfield ()

TL00H - Westbrook Hay (0.25)

TL00M - Apsley (0.33)

TL00S - Nash Mills ()

TL00X - Pimlico (0.50)

TL00D - Broadway Farm (1.00)

TL00I - Chaulden (0.50)

TL00N - Hemel Hempstead (0.25)

TL00T - Adeyfield (0.50)

TL00Y - Leverstock Green (4.50)

TL00E - Potten End ()

TL00J - Boxted Farm (0.25)

TL00P - Gadebridge (1.00)

TL00U - Grovehill ()

TL00Z - Buncefield ()

TL01A - Nettleden ()

TL01F - Great Gaddesden ()

TL01K - Briden's Camp (4.00)

TL01Q - Easbrookhay Farm (1.00)

TL01V - The Aubreys (3.00)

TL01B - Hudnall (0.50)

TL01G - Widmore Farm ()

TL01L - Gaddesden Row (0.25)

TL01R - Puddephat's Farm (3.75)

TL01W - Rabbitfield Spring (0.25)

TL01C - Studhamhall Farm ()

TL01H - Clement's End ()

TL01M - Beechwood House (3.00)

TL01S - Flamstead (4.75)

TL01X - Friar's Wash ()

TL01I - Dedmansey Wood ()

TL01N - Markyate W (6.50)

TL01T - Markyate E (0.75)

TL01Y - Pepsal End (4.00)

TL01P - Kensworth Lynch (4.25)

TL01U - Caddington (3.50)

TL01Z - Slip End (0.25)

TL02Y - Galley Hill (0.25)

TL02Z - Barton Hill Farm (3.00)

TL03V - Barton-le-Clay (2.50)

TL10A - Kingswood (0.25)

TL10F - Bricket Wood Common (0.25)

TL10K - Netherwylde Farm ()

TL10Q - Harperbury (1.75)

TL10V - Shenley ()

TL10B - M25 Junction 21 (1.25)

TL10G - Blackgreen Wood ()

TL10L - Frogmore ()

TL10R - Broad Colney (0.50)

TL10W - Salisbury Hall (0.75)

TL10C - Potters Crouch (1.25)

TL10H - Chiswell Green (3.50)

TL10M - St Julians (0.50)

TL10S - London Colney N (1.50)

TL10X - Tyttenhanger (2.75)

TL10D - Gorhambury ()

TL10I - Praewood Farm (0.50)

TL10N - St Albans ()

TL10T - Fleetville (1.50)

TL10Y - Smallford (5.50)

TL10E - Hogg End (1.50)

TL10J - Batchwood Hall (1.25)

TL10P - New Greens and Townsend (0.25)

TL10U - Marshalswick ()

TL10Z - Beech Farm ()

TL11A - Beaumont Hall (0.50)

TL11F - Hedge's Farm ()

TL11K - Cheapside Farm ()

TL11Q - Sandridge (5.50)

TL11V - Symonshyde Great Wood (1.75)

TL11B - Harpendenbury (3.50)

TL11G - Hatching Green (0.50)

TL11L - Harpenden SE (1.00)

TL11R - Nomansland (0.75)

TL11W - Coleman Green (3.75)

TL11C - Faulkners End Farm (1.00)

TL11H - Harpenden NW (0.75)

TL11M - Batford (1.75)

TL11S - Marshalls Heath (0.50)

TL11X - Bride Hall (2.50)

TL11D - West Hyde (1.25)

TL11I - East Hyde (0.25)

TL11N - Bower Heath (0.75)

TL11T - Blackmore End (2.75)

TL11Y - Ayot St Lawrence (2.50)

TL11J - Chiltern Green (3.75)

TL11P - Ansells End (0.67)

TL11U - Kimpton ()

TL11Z - Kimpton Mill (1.00)

TL12F - Luton Airport (3.25)

TL12K - Diamond End (3.50)

TL12Q - Bendish (4.25)

TL12V - Whitwell (1.50)

TL12B - Stopsley ()

TL12G - Tea Green (0.50)

TL12L - The Heath (1.75)

TL12R - Kingswalden Park (1.50)

TL12W - Hitch Wood (1.00)

TL12C - Butterfield Green (2.50)

TL12H - Lilley Bottom (0.75)

TL12M - Ley Green (0.50)

TL12S - Preston (1.00)

TL12X - Poynders End (0.50)

TL12D - Lilley (5.00)

TL12I - The Flints (0.25)

TL12N - Great Offley ()

TL12T - Offleyholes Farm (1.00)

TL12Y - Gosmore (1.75)

TL12E - Telegraph Hill (0.25)

TL12J - Little Offley (0.25)

TL12P - Gravehill Plantation (1.25)

TL12U - Hitchin SW (1.75)

TL12Z - Hitchin Hill ()

TL13A - Hexton (2.25)

TL13F - Tingley Wood (2.50)

TL13K - Pirton (0.50)

TL13Q - Oughtonhead Common (1.50)

TL13V - Ickleford (0.25)

TL13B - Higham Gobion (3.00)

TL13G - Apsley End (1.75)

TL13L - Burge End (2.50)

TL13R - Holwell ()

TL13W - Ickleford Common (0.25)

TL13S - Holwellbury ()

TL13X - Arlesey (0.75)

TL20A - Ridge (1.25)

TL20F - South Mimms (1.50)

TL20K - Potters Bar ()

TL20Q - Five Acre Wood ()

TL20V - Barvin Park (2.50)

TL20B - Redwell Wood Farm (1.50)

TL20G - Royal Veterinary College (1.50)

TL20L - Swanley Bar (1.75)

TL20R - Queenswood (0.25)

TL20W - Northaw (5.50)

TL20C - North Mymms Park (2.50)

TL20H - Welham Green (2.50)

TL20M - Bell Bar ()

TL20S - Kentish Lane Farm (3.75)

TL20X - Great Wood County Park (5.25)

TL20D - Roehyde (2.50)

TL20I - South Hatfield (2.25)

TL20N - Woodside (2.25)

TL20T - Wildhill (3.50)

TL20Y - Little Berkhamsted (1.50)

TL20E - Hatfield Aerodrome (4.50)

TL20J - Birchwood (0.50)

TL20P - Home Park (6.75)

TL20U - Essendon (7.25)

TL20Z - Howe Green (4.25)

TL21A - Cromerhyde Farm (1.75)

TL21F - Stanborough (0.50)

TL21K - Hatfield Hyde (1.25)

TL21Q - Holwell Court Farm (4.25)

TL21V - Letty Green ()

TL21B - Brocket Park (0.75)

TL21G - Sherrardspark (0.25)

TL21L - Peartree ()

TL21R - Panshanger Aerodrome (2.50)

TL21W - Panshanger Stables ()

TL21C - Ayot St Peter ()

TL21H - Digswell Park (0.25)

TL21M - Digswell (3.00)

TL21S - Tewin (1.50)

TL21X - Bramfield (2.50)

TL21D - Pulmer Water ()

TL21I - Welwyn ()

TL21N - Harmergreen Wood (1.00)

TL21T - Bull's Green ()

TL21Y - Bramfield Woods (2.00)

TL21E - Codicote ()

TL21J - Tagmore Green (0.25)

TL21P - Woolmer Green (1.00)

TL21U - Datchworth ()

TL21Z - Watkin's Hall Farm (1.75)

TL22A - Rusling End (1.00)

TL22F - Old Knebworth ()

TL22K - Knebworth (2.50)

TL22Q - Bragbury End (1.00)

TL22V - Frogmore Hall (1.50)

TL22B - Langley Bottom ()

TL22G - Norton Green (0.25)

TL22L - Broadwater (1.50)

TL22R - Aston (1.00)

TL22W - Benington Lordship (2.25)

TL22C - Almshoe Bury (0.75)

TL22H - Stevenage Old Town (0.75)

TL22M - Pin Green ()

TL22S - Chells Manor ()

TL22X - Walkern Lodge (4.00)

TL22D - Titmore Green (1.25)

TL22I - Lister Hospital (0.25)

TL22N - Chesfield Park ()

TL22T - Boxbury Farm (1.75)

TL22Y - Walkern (2.25)

TL22E - Great Wymondley ()

TL22J - Rowley Court (4.75)

TL22P - Damask Green (0.50)

TL22U - Hall's Green (0.75)

TL22Z - Cromer (0.75)

TL23A - Letchworth Hall Hotel (1.50)

TL23F - Willian ()

TL23K - Lannock Manor (4.75)

TL23Q - Weston (2.00)

TL23V - Kingswoodbury (2.25)

TL23B - Letchworth West ()

TL23G - Letchworth East (0.50)

TL23L - Baldock (2.50)

TL23R - Bird Hill (2.75)

TL23W - Wallington (2.00)

TL23C - Letchworth Sewage Works (3.50)

TL23H - Norton and Radwell (0.75)

TL23M - Bygrave Common (2.25)

TL23S - The Firs (1.00)

TL23X - Bygrave Lodge Farm (2.50)

TL23I - A1(M) Junction 10 (0.75)

TL23N - Newnham (0.25)

TL23T - Bygrave (2.50)

TL23Y - Slip End (1.25)

TL23J - Caldecote (3.75)

TL23P - Newnham Hill (4.50)

TL23U - Ashwell (3.00)

TL23Z - Ashwell and Morden Station (2.50)

TL24F - Hinxworth (2.00)

TL24K - Ashwell End (2.50)

TL24Q - Cold Harbour (0.50)

TL24V - Gatley (0.50)

TL24L - Dunton Lodge Farm (4.25)

TL24R - Guilden Morden S (3.50)

TL24S - Guilden Morden N ()

TL30A - Cattlegate Farm (3.25)

TL30F - Theobalds Manor (1.00)

TL30K - Theobalds Park (0.50)

TL30Q - Bowyers Water (0.50)

TL30B - Cuffley (1.50)

TL30G - Goff's Oak (1.00)

TL30L - Flamstead End ()

TL30R - Seventy Acres Lake (2.00)

TL30C - Newgate Street (2.00)

TL30H - Hammond Street (0.25)

TL30M - Wormleybury ()

TL30S - Turnford (2.25)

TL30D - Blackfan Wood (1.00)

TL30I - Cowheath Wood ()

TL30N - Carneles Green ()

TL30T - Broxbourne (1.50)

TL30Y - Nazeing Mead (6.75)

TL30E - Bayford (2.67)

TL30J - Monks Green (1.00)

TL30P - Goose Green (0.25)

TL30U - Hoddesdon (3.00)

TL30Z - Rye House Station (10.50)

TL31A - Bayfordbury (5.00)

TL31F - Brickendonbury (0.50)

TL31K - Hertford Heath ()

TL31Q - St Margarets (0.25)

TL31V - Stanstead Abbotts (1.00)

TL31B - Hertford North Station (1.00)

TL31G - Hertford (0.25)

TL31L - Rush Green (3.25)

TL31R - Great Amwell (3.25)

TL31W - Little Briggens (3.75)

TL31C - Waterford (1.00)

TL31H - Ware Park Farm (1.75)

TL31M - Ware ()

TL31S - Great Cozens (3.00)

TL31X - Wareside (5.75)

TL31D - Stapleford (4.00)

TL31I - Tonwell (1.50)

TL31N - Wadesmill (3.00)

TL31T - Fabdens (1.75)

TL31Y - Bakers End (2.75)

TL31E - Watton at Stone ()

TL31J - Sacombe (2.00)

TL31P - Sacombe Green (1.75)

TL31U - High Cross (0.25)

TL31Z - Barwick (4.00)

TL32A - Whempstead (1.50)

TL32F - Dane End (0.75)

TL32K - Potter's Green (0.75)

TL32Q - Colliers End (1.00)

TL32V - Latchford (1.50)

TL32B - Burn's Green (4.50)

TL32G - Haultwick ()

TL32L - Levens Green (3.75)

TL32R - Old Hall Green (1.00)

TL32W - Standon (1.25)

TL32C - Clay End (1.00)

TL32H - Wood End (0.75)

TL32M - Great Munden (0.25)

TL32S - Hamels Park (3.50)

TL32X - Braughing (1.75)

TL32D - Ardeley (0.25)

TL32I - Moor Green (2.33)

TL32N - Whatbarn Farm (4.50)

TL32T - Westmill (0.75)

TL32Y - Dassels (2.50)

TL32E - Bancroft Farm (1.25)

TL32J - Cottered (0.75)

TL32P - Aspenden Hall (1.75)

TL32U - Buntingford (4.00)

TL32Z - Hare Street (3.75)

TL33A - Rushden (2.50)

TL33F - Broadfield Hall (2.25)

TL33K - Little Butter Hill (1.75)

TL33Q - Wyddial (0.75)

TL33V - Silkmead Farm (2.50)

TL33B - Roe Green (1.00)

TL33G - Green End (2.25)

TL33L - Buckland Bottom (1.50)

TL33R - Capons Wood (0.75)

TL33W - Cave Gate (1.00)

TL33C - Wheat Hill (3.75)

TL33H - Philpott's Wood (1.75)

TL33M - The Homestead (4.00)

TL33S - Strawberry Grove ()

TL33X - Barkway (3.50)

TL33D - Crouch Hill (1.67)

TL33I - Kelshall (0.25)

TL33N - Reed End (1.00)

TL33T - Reed (0.25)

TL33Y - Newsells (0.25)

TL33E - Lower Coombe Farm ()

TL33J - Church Hill (1.75)

TL33P - Mile End Farm (4.25)

TL33U - Whiteley Hill (1.00)

TL33Z - Barley (2.25)

TL34F - Highfield Farm (1.50)

TL34K - Royston W ()

TL34Q - Royston E (0.75)

TL34V - Noon's Folly Farm (0.75)

TL34L - Beauval Farm ()

TL34R - Holland Hall (1.00)

TL41A - Briggens Park (6.00)

TL41F - Eastwick ()

TL41K - Harlow Town Station ()

TL41B - Hunsdonbury (1.25)

TL41G - Eastwick Hall Farm (7.25)

TL41L - Gilston Park (3.00)

TL41R - Rowney Farm (2.67)

TL41W - Durrington Hall (14.00)

TL41C - Hunsdon (1.25)

TL41H - Hunsdon Lodge Farm (4.75)

TL41M - Stonards (2.75)

TL41S - High Wych (4.25)

TL41X - Sawbridgeworth (10.75)

TL41D - Little Blakesware (2.25)

TL41I - Perry Green (0.25)

TL41N - Allen's Green (2.50)

TL41T - Trims Green (3.75)

TL41Y - Spellbrook (1.25)

TL41E - Kettle Green (1.75)

TL41J - Much Hadham (2.25)

TL41P - Green Tye (0.25)

TL41U - Thorley (1.75)

TL41Z - Thorley Street (5.75)

TL42A - Bromley (0.75)

TL42F - Hadham Ford (0.75)

TL42K - Bury Green (1.25)

TL42Q - Stortford Park (0.25)

TL42V - Bishop's Stortford (1.33)

TL42B - Wellpond Green (2.75)

TL42G - Albury End (2.25)

TL42L - Hadham Hall (2.00)

TL42R - Wickham Hall (1.25)

TL42W - Foxdells Farm (0.50)

TL42C - Braughing Friars (3.50)

TL42H - Albury (0.25)

TL42M - Clapgate (0.25)

TL42S - Farnham (1.75)

TL42X - Hazel End (1.50)

TL42D - Bozen Green (2.25)

TL42I - Furneux Pelham ()

TL42N - Hixham Hall (0.50)

TL42T - Mallows Green (2.50)

TL42E - Little Hormead (2.00)

TL42J - Whitebarns (3.25)

TL42P - Stocking Pelham (1.00)

TL43A - Brick House Farm (5.00)

TL43F - Brent Pelham (5.50)

TL43K - Starling's Green (2.00)

TL43B - Anstey (3.50)

TL43G - Meesden (6.25)

TL43L - Further Ford End (6.00)

TL43C - Nuthampstead (3.75)

TL43H - Langley Lawn (7.75)

TL43D - Abbotsbury Farm (1.75)

TL43I - Chrishall Common ()

TL43E - Chishall Windmill (1.25)

TL44A - Clay Hill (2.25)

TL51C - Gladwyns (2.25)

TL52A - Start Hill (0.75)

TL52F - Tilekiln Green (1.00)

TL52B - Birchanger (0.33)

TL52C - Stansted Mountfitchet (0.33)

TQ09A - Chalfont St Peter (1.50)

TQ09F - West Hyde (0.50)

TQ09K - Harefield ()

TQ09Q - Battlers Wells Farm ()

TQ09V - Northwood ()

TQ09B - Chalfont Common (3.25)

TQ09G - Maple Cross (1.50)

TQ09L - Stocker's Lake (1.00)

TQ09R - Batchworth Heath ()

TQ09W - Moor Park (1.25)

TQ09C - Chorleywood West ()

TQ09H - Chorleywood Bottom ()

TQ09M - Rickmansworth ()

TQ09S - Croxley Green (0.25)

TQ09X - Holywell (3.00)

TQ09I - Chorleywood Common (0.25)

TQ09N - Loudwater ()

TQ09T - Whippendell Wood (0.25)

TQ09Y - Cassiobury Park ()

TQ09E - Chenies ()

TQ09J - Sarratt Bottom (1.75)

TQ09P - Sarratt (1.50)

TQ09U - Chandler's Cross ()

TQ09Z - Leavesden Green (0.50)

TQ19A - Pinnerwood Park (1.00)

TQ19B - Oxhey Wood ()

TQ19G - Carpenders Park (2.25)

TQ19L - Bentley Priory (1.00)

TQ19C - Oxhey ()

TQ19H - Bushey (2.25)

TQ19M - Bushey Heath (1.50)

TQ19S - Aldenham Reservoir (0.25)

TQ19X - Edgewarebury (3.50)

TQ19D - Watford (1.00)

TQ19I - Bushey Hall (2.00)

TQ19N - Letchmore Heath (2.50)

TQ19T - Aldenham Park (2.75)

TQ19Y - Borehamwood (5.50)

TQ19E - North Watford ()

TQ19J - M1 Junction 5 (3.75)

TQ19P - Batlers Green (0.25)

TQ19U - Radlett (1.50)

TQ19Z - Kitwells Farm (1.50)

TQ29C - Sterling Corner (0.75)

TQ29D - Rowley Green (0.75)

TQ29I - Galley Lane Farm (1.50)

TQ29N - High Barnet ()

TQ29E - Buckettsland Farm (1.00)

TQ29J - Dancers Hill (1.25)

TQ29P - Wrotham Park (2.25)

TQ29U - Hadley Wood (7.00)

TQ39U - Enfield Lock (8.00)

Major towns Important bird sites 10km Square IDs

Mean hourly count

0 - <0.50

0.50 - <1.25

1.25 - <2.00

2.00 - <3.25

3.25 or more

This map shows the relative abundance data from TTVs, plotted as mean hourly counts.

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1967-73 Breeding Atlas

1988-92 Breeding Atlas

2008-12 Breeding Atlas

1967 vs 1998 Change

1998 vs 2008 Change

2008-12 Breeding Abundance

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