Swallow

Hirundo rustica

 
Provisional map

 

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

Tetrad counts

Status

Tetrads


Neither

23


Loss

77


Gain

51


Both

340


Hertfordshire Bird Atlas webpages designed by LTD Design Consultants and built by Garganey Consulting