County tetrad map

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Breeding confirmed in 2008-12 atlas

Surveyor allocated for 2015

SP81S (Draytonmead Farm) SP81T (Thistlebrook Farm) SP81W (Buckland) SP81X (Long Marston) SP81Y (Alnwick Farm) SP81Z (Crafton) SP90E (Spencersgreen) SP90I (Cholesbury) SP90J (Hastoe) SP90N (Hawridge Common) SP90P (Champneys) SP90T (Hockeridge Wood) SP90U (Northchurch) SP90V (Meadhams Farm) SP90W (Orchard Leigh) SP90X (Whelpley Hill Farm) SP90Y (Berkhamsted S) SP90Z (Berkhamsted N) SP91A (Tring W) SP91B (Little Tring) SP91C (Wilstone) SP91D (West End Farm) SP91E (Mentmore) SP91F (Tring E) SP91G (New Mill) SP91H (College Lake) SP91K (New Ground) SP91L (Aldbury Nowers) SP91M (Pitstone Hill) SP91Q (Norcott Hill) SP91R (Aldbury) SP91V (Berkhamsted Common) SP91W (Little Gaddesden) SP91X (Ringshall) TL00A (Flaunden) TL00B (Bovingdon) TL00C (Bovingdon Airfield) TL00D (Broadway Farm) TL00E (Potten End) TL00F (Belsize) TL00G (Bulstrode) TL00H (Westbrook Hay) TL00I (Chaulden) TL00J (Boxted Farm) TL00K (Chipperfield) TL00L (Whippendell Bottom) TL00M (Apsley) TL00N (Hemel Hempstead) TL00P (Gadebridge) TL00Q (Berrybushes Wood) TL00R (Kings Langley) TL00S (Nash Mills) TL00T (Adeyfield) TL00U (Grovehill) TL00V (Abbots Langley) TL00W (Bedmond) TL00X (Pimlico) TL00Y (Leverstock Green) TL00Z (Buncefield) TL01A (Nettleden) TL01B (Hudnall) TL01C (Studhamhall Farm) TL01F (Great Gaddesden) TL01G (Widmore Farm) TL01H (Clement's End) TL01I (Dedmansey Wood) TL01K (Briden's Camp) TL01L (Gaddesden Row) TL01M (Beechwood House) TL01N (Markyate W) TL01P (Kensworth Lynch) TL01Q (Easbrookhay Farm) TL01R (Puddephat's Farm) TL01S (Flamstead) TL01T (Markyate E) TL01U (Caddington) TL01V (The Aubreys) TL01W (Rabbitfield Spring) TL01X (Friar's Wash) TL01Y (Pepsal End) TL01Z (Slip End) TL02Y (Galley Hill) TL02Z (Barton Hill Farm) TL03V (Barton-le-Clay) TL10A (Kingswood) TL10B (M25 Junction 21) TL10C (Potters Crouch) TL10D (Gorhambury) TL10E (Hogg End) TL10F (Bricket Wood Common) TL10G (Blackgreen Wood) TL10H (Chiswell Green) TL10I (Praewood Farm) TL10J (Batchwood Hall) TL10K (Netherwylde Farm) TL10L (Frogmore) TL10M (St Julians) TL10N (St Albans) TL10P (New Greens and Townsend) TL10Q (Harperbury) TL10R (Broad Colney) TL10S (London Colney N) TL10T (Fleetville) TL10U (Marshalswick) TL10V (Shenley) TL10W (Salisbury Hall) TL10X (Tyttenhanger) TL10Y (Smallford) TL10Z (Beech Farm) TL11A (Beaumont Hall) TL11B (Harpendenbury) TL11C (Faulkners End Farm) TL11D (West Hyde) TL11F (Hedge's Farm) TL11G (Hatching Green) TL11H (Harpenden NW) TL11I (East Hyde) TL11J (Chiltern Green) TL11K (Cheapside Farm) TL11L (Harpenden SE) TL11M (Batford) TL11N (Bower Heath) TL11P (Ansells End) TL11Q (Sandridge) TL11R (Nomansland) TL11S (Marshalls Heath) TL11T (Blackmore End) TL11U (Kimpton) TL11V (Symonshyde Great Wood) TL11W (Coleman Green) TL11X (Bride Hall) TL11Y (Ayot St Lawrence) TL11Z (Kimpton Mill) TL12B (Stopsley) TL12C (Butterfield Green) TL12D (Lilley) TL12E (Telegraph Hill) TL12F (Luton Airport) TL12G (Tea Green) TL12H (Lilley Bottom) TL12I (The Flints) TL12J (Little Offley) TL12K (Diamond End) TL12L (The Heath) TL12M (Ley Green) TL12N (Great Offley) TL12P (Gravehill Plantation) TL12Q (Bendish) TL12R (Kingswalden Park) TL12S (Preston) TL12T (Offleyholes Farm) TL12U (Hitchin SW) TL12V (Whitwell) TL12W (Hitch Wood) TL12X (Poynders End) TL12Y (Gosmore) TL12Z (Hitchin Hill) TL13A (Hexton) TL13B (Higham Gobion) TL13F (Tingley Wood) TL13G (Apsley End) TL13K (Pirton) TL13L (Burge End) TL13Q (Oughtonhead Common) TL13R (Holwell) TL13S (Holwellbury) TL13V (Ickleford) TL13W (Ickleford Common) TL13X (Arlesey) TL20A (Ridge) TL20B (Redwell Wood Farm) TL20C (North Mymms Park) TL20D (Roehyde) TL20E (Hatfield Aerodrome) TL20F (South Mimms) TL20G (Royal Veterinary College) TL20H (Welham Green) TL20I (South Hatfield) TL20J (Birchwood) TL20K (Potters Bar) TL20L (Swanley Bar) TL20M (Bell Bar) TL20N (Woodside) TL20P (Home Park) TL20Q (Five Acre Wood) TL20R (Queenswood) TL20S (Kentish Lane Farm) TL20T (Wildhill) TL20U (Essendon) TL20V (Barvin Park) TL20W (Northaw) TL20X (Great Wood County Park) TL20Y (Little Berkhamsted) TL20Z (Howe Green) TL21A (Cromerhyde Farm) TL21B (Brocket Park) TL21C (Ayot St Peter) TL21D (Pulmer Water) TL21E (Codicote) TL21F (Stanborough) TL21G (Sherrardspark) TL21H (Digswell Park) TL21I (Welwyn) TL21J (Tagmore Green) TL21K (Hatfield Hyde) TL21L (Peartree) TL21M (Digswell) TL21N (Harmergreen Wood) TL21P (Woolmer Green) TL21Q (Holwell Court Farm) TL21R (Panshanger Aerodrome) TL21S (Tewin) TL21T (Bull's Green) TL21U (Datchworth) TL21V (Letty Green) TL21W (Panshanger Stables) TL21X (Bramfield) TL21Y (Bramfield Woods) TL21Z (Watkin's Hall Farm) TL22A (Rusling End) TL22B (Langley Bottom) TL22C (Almshoe Bury) TL22D (Titmore Green) TL22E (Great Wymondley) TL22F (Old Knebworth) TL22G (Norton Green) TL22H (Stevenage Old Town) TL22I (Lister Hospital) TL22J (Rowley Court) TL22K (Knebworth) TL22L (Broadwater) TL22M (Pin Green) TL22N (Chesfield Park) TL22P (Damask Green) TL22Q (Bragbury End) TL22R (Aston) TL22S (Chells Manor) TL22T (Boxbury Farm) TL22U (Hall's Green) TL22V (Frogmore Hall) TL22W (Benington Lordship) TL22X (Walkern Lodge) TL22Y (Walkern) TL22Z (Cromer) TL23A (Letchworth Hall Hotel) TL23B (Letchworth West) TL23C (Letchworth Sewage Works) TL23F (Willian) TL23G (Letchworth East) TL23H (Norton and Radwell) TL23I (A1(M) Junction 10) TL23J (Caldecote) TL23K (Lannock Manor) TL23L (Baldock) TL23M (Bygrave Common) TL23N (Newnham) TL23P (Newnham Hill) TL23Q (Weston) TL23R (Bird Hill) TL23S (The Firs) TL23T (Bygrave) TL23U (Ashwell) TL23V (Kingswoodbury) TL23W (Wallington) TL23X (Bygrave Lodge Farm) TL23Y (Slip End) TL23Z (Ashwell and Morden Station) TL24F (Hinxworth) TL24K (Ashwell End) TL24L (Dunton Lodge Farm) TL24Q (Cold Harbour) TL24R (Guilden Morden S) TL24S (Guilden Morden N) TL24V (Gatley) TL30A (Cattlegate Farm) TL30B (Cuffley) TL30C (Newgate Street) TL30D (Blackfan Wood) TL30E (Bayford) TL30F (Theobalds Manor) TL30G (Goff's Oak) TL30H (Hammond Street) TL30I (Cowheath Wood) TL30J (Monks Green) TL30K (Theobalds Park) TL30L (Flamstead End) TL30M (Wormleybury) TL30N (Carneles Green) TL30P (Goose Green) TL30Q (Bowyers Water) TL30R (Seventy Acres Lake) TL30S (Turnford) TL30T (Broxbourne) TL30U (Hoddesdon) TL30Y (Nazeing Mead) TL30Z (Rye House Station) TL31A (Bayfordbury) TL31B (Hertford North Station) TL31C (Waterford) TL31D (Stapleford) TL31E (Watton at Stone) TL31F (Brickendonbury) TL31G (Hertford) TL31H (Ware Park Farm) TL31I (Tonwell) TL31J (Sacombe) TL31K (Hertford Heath) TL31L (Rush Green) TL31M (Ware) TL31N (Wadesmill) TL31P (Sacombe Green) TL31Q (St Margarets) TL31R (Great Amwell) TL31S (Great Cozens) TL31T (Fabdens) TL31U (High Cross) TL31V (Stanstead Abbotts) TL31W (Little Briggens) TL31X (Wareside) TL31Y (Bakers End) TL31Z (Barwick) TL32A (Whempstead) TL32B (Burn's Green) TL32C (Clay End) TL32D (Ardeley) TL32E (Bancroft Farm) TL32F (Dane End) TL32G (Haultwick) TL32H (Wood End) TL32I (Moor Green) TL32J (Cottered) TL32K (Potter's Green) TL32L (Levens Green) TL32M (Great Munden) TL32N (Whatbarn Farm) TL32P (Aspenden Hall) TL32Q (Colliers End) TL32R (Old Hall Green) TL32S (Hamels Park) TL32T (Westmill) TL32U (Buntingford) TL32V (Latchford) TL32W (Standon) TL32X (Braughing) TL32Y (Dassels) TL32Z (Hare Street) TL33A (Rushden) TL33B (Roe Green) TL33C (Wheat Hill) TL33D (Crouch Hill) TL33E (Lower Coombe Farm) TL33F (Broadfield Hall) TL33G (Green End) TL33H (Philpott's Wood) TL33I (Kelshall) TL33J (Church Hill) TL33K (Little Butter Hill) TL33L (Buckland Bottom) TL33M (The Homestead) TL33N (Reed End) TL33P (Mile End Farm) TL33Q (Wyddial) TL33R (Capons Wood) TL33S (Strawberry Grove) TL33T (Reed) TL33U (Whiteley Hill) TL33V (Silkmead Farm) TL33W (Cave Gate) TL33X (Barkway) TL33Y (Newsells) TL33Z (Barley) TL34F (Highfield Farm) TL34K (Royston W) TL34L (Beauval Farm) TL34Q (Royston E) TL34R (Holland Hall) TL34V (Noon's Folly Farm) TL41A (Briggens Park) TL41B (Hunsdonbury) TL41C (Hunsdon) TL41D (Little Blakesware) TL41E (Kettle Green) TL41F (Eastwick) TL41G (Eastwick Hall Farm) TL41H (Hunsdon Lodge Farm) TL41I (Perry Green) TL41J (Much Hadham) TL41K (Harlow Town Station) TL41L (Gilston Park) TL41M (Stonards) TL41N (Allen's Green) TL41P (Green Tye) TL41R (Rowney Farm) TL41S (High Wych) TL41T (Trims Green) TL41U (Thorley) TL41W (Durrington Hall) TL41X (Sawbridgeworth) TL41Y (Spellbrook) TL41Z (Thorley Street) TL42A (Bromley) TL42B (Wellpond Green) TL42C (Braughing Friars) TL42D (Bozen Green) TL42E (Little Hormead) TL42F (Hadham Ford) TL42G (Albury End) TL42H (Albury) TL42I (Furneux Pelham) TL42J (Whitebarns) TL42K (Bury Green) TL42L (Hadham Hall) TL42M (Clapgate) TL42N (Hixham Hall) TL42P (Stocking Pelham) TL42Q (Stortford Park) TL42R (Wickham Hall) TL42S (Farnham) TL42T (Mallows Green) TL42V (Bishop's Stortford) TL42W (Foxdells Farm) TL42X (Hazel End) TL43A (Brick House Farm) TL43B (Anstey) TL43C (Nuthampstead) TL43D (Abbotsbury Farm) TL43E (Chishall Windmill) TL43F (Brent Pelham) TL43G (Meesden) TL43H (Langley Lawn) TL43I (Chrishall Common) TL43K (Starling's Green) TL43L (Further Ford End) TL44A (Clay Hill) TL51C (Gladwyns) TL52A (Start Hill) TL52B (Birchanger) TL52C (Stansted Mountfitchet) TL52F (Tilekiln Green) TQ09A (Chalfont St Peter) TQ09B (Chalfont Common) TQ09C (Chorleywood West) TQ09E (Chenies) TQ09F (West Hyde) TQ09G (Maple Cross) TQ09H (Chorleywood Bottom) TQ09I (Chorleywood Common) TQ09J (Sarratt Bottom) TQ09K (Harefield) TQ09L (Stocker's Lake) TQ09M (Rickmansworth) TQ09N (Loudwater) TQ09P (Sarratt) TQ09Q (Battlers Wells Farm) TQ09R (Batchworth Heath) TQ09S (Croxley Green) TQ09T (Whippendell Wood) TQ09U (Chandler's Cross) TQ09V (Northwood) TQ09W (Moor Park) TQ09X (Holywell) TQ09Y (Cassiobury Park) TQ09Z (Leavesden Green) TQ19A (Pinnerwood Park) TQ19B (Oxhey Wood) TQ19C (Oxhey) TQ19D (Watford) TQ19E (North Watford) TQ19G (Carpenders Park) TQ19H (Bushey) TQ19I (Bushey Hall) TQ19J (M1 Junction 5) TQ19L (Bentley Priory) TQ19M (Bushey Heath) TQ19N (Letchmore Heath) TQ19P (Batlers Green) TQ19S (Aldenham Reservoir) TQ19T (Aldenham Park) TQ19U (Radlett) TQ19X (Edgewarebury) TQ19Y (Borehamwood) TQ19Z (Kitwells Farm) TQ29C (Sterling Corner) TQ29D (Rowley Green) TQ29E (Buckettsland Farm) TQ29I (Galley Lane Farm) TQ29J (Dancers Hill) TQ29N (High Barnet) TQ29P (Wrotham Park) TQ29U (Hadley Wood) TQ39U (Enfield Lock)

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