Jackdaw / Jac-y-do

Corvus monedula

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Birding sites

Contains Ordnance Survey data
© Crown copyright and database right 2013

SN90A - Mynydd Blaenrhondda SN90F - Mynydd Ystradffernol (Probable breeding) SN90K - Lluest-wen Reservoir SN90Q - Panwen Garreg-wen SN90V - Rhis-gwawr SN90B - Craig y Llyn SN90G - Mynydd Beili-glas SN90L - Mynydd Bwllfa SN90R - Dare Valley Country Park (Probable breeding) SN90W - Cwmdare (Present) SN90C - Cwm-hwnt SN90H - Rhigos (Confirmed breeding) SN90M - Hirwaun (Confirmed breeding) SN90S - Penywaun (Confirmed breeding) SN90X - Llwydcoed SN90D - Pontneddfechan (Probable breeding) SN90I - Hirwaun Industrial Estate (Present) SN90N - Pontbren Llwyd (Confirmed breeding) SN90T - Llwyncoch (Confirmed breeding) SN90Y - Nant-moel Reservoir SN90E - Hendrefydd (Probable breeding) SN90J - Moel Penderyn SN90P - Penderyn (Confirmed breeding) SN90U - Mynydd-y-glog SN90Z - Onllwyn SN91F - Hendre-bolon (Present) SN91K - Garn Ddu (Possible breeding) SN91Q - Nant-maden SN91V - Cefn Sychbant SN91R - Tir-yr-onen SN91W - Pant y Gadair SN91X - Cefn Nantygeugarn SO00A - Aberaman (Present) SO00F - Cefnpennar SO00K - Cwmpennar SO00Q - Aberfan (Possible breeding) SO00V - Bedlinog (Probable breeding) SO00B - Abernant (Confirmed breeding) SO00G - Aberdare (Possible breeding) SO00L - Abercanaid (Possible breeding) SO00R - Troedyrhiw (Confirmed breeding) SO00W - Mynydd Cilfach-yr-encil (Present) SO00C - Coedcae Farm SO00H - Blaencanaid (Possible breeding) SO00M - Twynrodyn (Confirmed breeding) SO00S - Pentrebach (Possible breeding) SO00X - Mynydd Fochriw SO00D - Clwydyfagwr (Present) SO00I - Gellidaeg (Confirmed breeding) SO00N - Pen-y-Darren (Probable breeding) SO00T - Dowlais (Possible breeding) SO00Y - Rhaslas Pond (Possible breeding) SO00E - Penmoelallt (Possible breeding) SO00J - Trefechan (Possible breeding) SO00P - Gurnos (Confirmed breeding) SO00U - Pant (Confirmed breeding) SO00Z - Blaencarno (Possible breeding) SO01A - Llwyn-on Village (Confirmed breeding) SO01F - Darren Fach SO01K - Ponsticill (Confirmed breeding) SO01Q - Twynau Gwynion (Possible breeding) SO01V - Pen March SO01B - Llwyn-on Reservoir SO01G - Garn Ddu SO01L - Pontsticill Reservoir SO01R - Buarth y Caerau (Possible breeding) SO01C - Nant-ddu (Possible breeding) SO01H - Waun Wen SO10A - Blaen-nant-wen (Possible breeding) SO10F - Deri (Present) SO10K - Aberbargoed (Probable breeding) SO10B - Pen-y-bank (Present) SO10G - Coed Deri-Newydd (Confirmed breeding) SO10L - New Tredegar (Confirmed breeding) SO10C - Fochriw (Confirmed breeding) SO10H - Abertysswg (Possible breeding) SO10M - Mynydd Bedwellte (Present) SO10D - Rhymney (Present) SO10I - Twyn Abertyswg SO10E - Llechryd (Possible breeding) SO10J - Rhymney Hill SO11A - Tafarnaubach SO11B - Trefil Ddu SS77Y - Rest Bay SS77Z - Sker Point (Present) SS78V - Kenfig Pool (Present) SS78W - Kenfig Rivermouth (Probable breeding) SS87V - Traeth Bach SS87R - Southerndown (Possible breeding) SS87W - Dunraven (Confirmed breeding) SS87M - Ogmore Rivermouth SS87S - Ogmore-by-Sea (Confirmed breeding) SS87X - St Brides Major (Confirmed breeding) SS87D - Porthcawl (Present) SS87I - Newton (Possible breeding) SS87N - Wig Fach (Present) SS87T - Candleston (Probable breeding) SS87Y - Ogmore (Present) SS87E - Nottage (Probable breeding) SS87J - Pant yr Hyl (Confirmed breeding) SS87P - Tythegston (Possible breeding) SS87U - Laleston (Probable breeding) SS87Z - Broadlands (Present) SS88A - South Cornelly (Possible breeding) SS88F - North Cornelly (Possible breeding) SS88K - Stormy Down (Possible breeding) SS88Q - Llangewydd (Confirmed breeding) SS88V - Bryntirion (Confirmed breeding) SS88B - Llanmihangel (Present) SS88G - Pyle (Probable breeding) SS88L - Cefn Cribwr SS88R - Cefn Cross (Confirmed breeding) SS88W - Aberkenfig SS88M - Hafodheulog Wood SS88S - Mynydd Baedan SS88X - Tondu (Possible breeding) SS88N - Mynydd Ty-talwyn (Present) SS88T - Brynllywarch SS88Y - Shwt (Present) SS88J - Waun Lluest-wen SS88P - Llangynwyd (Possible breeding) SS88U - Cwmfelin (Possible breeding) SS88Z - Lletty Brongu (Present) SS89F - Mynydd Bach SS89K - Maesteg (Possible breeding) SS89Q - Garth (Present) SS89V - Moel Cynhordy SS89L - Nantyffyllon (Possible breeding) SS89R - Mynydd Pwll-yr-lwrch SS89W - Foel Gwilym Hywel SS89M - Caerau (Confirmed breeding) SS89S - Croeserw (Probable breeding) SS89X - Mynyd y Gelli (Possible breeding) SS96D - Nash Lighthouse SS96I - St Donat's Bay (Possible breeding) SS96N - Col-huw Point (Possible breeding) SS96T - Stout Bay (Possible breeding) SS96Y - Summerhouse Point (Possible breeding) SS96E - Nash Point (Confirmed breeding) SS96J - Marcross (Possible breeding) SS96P - Dimlands (Confirmed breeding) SS96U - Llantwit Major (Confirmed breeding) SS96Z - Eglwys-Brewis (Probable breeding) SS97A - Broughton (Probable breeding) SS97F - Monkton (Probable breeding) SS97K - Bryn sych (Confirmed breeding) SS97Q - Siginston (Confirmed breeding) SS97V - Pen-y-Bryn (Probable breeding) SS97B - Tre-pit SS97G - Wick (Confirmed breeding) SS97L - Llandow (Confirmed breeding) SS97R - Llandow Industrial Estate SS97W - Llandough (Confirmed breeding) SS97C - Castle-upon-Alun (Present) SS97H - Llampha (Confirmed breeding) SS97M - Colwinston (Probable breeding) SS97S - Pentre Meyrick (Possible breeding) SS97X - Cowbridge (Probable breeding) SS97D - Ewenny (Confirmed breeding) SS97I - Brocastle (Possible breeding) SS97N - Llangan (Probable breeding) SS97T - Penllyn (Probable breeding) SS97Y - Llansannor (Present) SS97E - Heronston (Confirmed breeding) SS97J - Waterton (Present) SS97P - Treoes (Confirmed breeding) SS97U - Ruthin (Possible breeding) SS97Z - City SS98A - Brackla (Probable breeding) SS98F - Coity (Confirmed breeding) SS98K - Pencoed (Probable breeding) SS98Q - Felindre (Probable breeding) SS98V - Llanilid Opencast (Possible breeding) SS98B - Sarn (Possible breeding) SS98G - Cefn Hirgoed (Possible breeding) SS98L - Green Meadow (Possible breeding) SS98R - Brynnau Gwynion (Confirmed breeding) SS98W - Brynna (Confirmed breeding) SS98C - Bryncethin (Confirmed breeding) SS98H - Heol-laethog (Possible breeding) SS98M - Heol-y-Cyw SS98S - Wern Tarw (Probable breeding) SS98X - Llanbad (Probable breeding) SS98D - Bettws (Confirmed breeding) SS98I - Blackmill (Confirmed breeding) SS98N - Glynogwr (Probable breeding) SS98T - Cwm Ogwr Fach (Confirmed breeding) SS98Y - Gelli'r haidd (Possible breeding) SS98E - Pont-y-rhyl (Probable breeding) SS98J - Lewistown (Confirmed breeding) SS98P - Cwm Dimbath (Possible breeding) SS98U - Evanstown (Confirmed breeding) SS98Z - Hendreforgan (Probable breeding) SS99A - Pontycymer SS99F - Ogmore Vale SS99K - Mynydd yr Aber SS99Q - Mynydd Maes-teg SS99V - Penygraig (Confirmed breeding) SS99B - Blaengarw (Probable breeding) SS99G - Nant-y-moel SS99L - Mynydd William Meyrick SS99R - Clydach Vale (Confirmed breeding) SS99W - Tonypandy (Confirmed breeding) SS99C - Werfa SS99H - Craig Ogwr (Present) SS99M - Bwlch y Clawdd (Confirmed breeding) SS99S - Ton Pentre (Present) SS99X - Ystrad Rhondda (Confirmed breeding) SS99D - Mynydd Blaenafan SS99I - Tarren Saerbren (Present) SS99N - Treorchy (Probable breeding) SS99T - Pentre (Possible breeding) SS99Y - Ferndale (Possible breeding) SS99E - Nant Gwair SS99J - Blaenrhondda (Present) SS99P - Treherbert (Possible breeding) SS99U - Maerdy SS99Z - Cwmaman ST06C - Limpert Bay ST06H - Breaksea Point (Present) ST06M - Watch House Point ST06S - Rhoose Point (Confirmed breeding) ST06D - Gileston ST06I - Aberthaw (Confirmed breeding) ST06N - Font-y-gary (Confirmed breeding) ST06T - Rhoose (Confirmed breeding) ST06Y - Porthkerry (Possible breeding) ST06E - RAF St Athan (Confirmed breeding) ST06J - Llancadle (Confirmed breeding) ST06P - Penmark (Confirmed breeding) ST06U - Curnix Farm (Probable breeding) ST06Z - Middleton Wood (Confirmed breeding) ST07A - St Mary Church (Confirmed breeding) ST07F - Coed y Colwyn (Probable breeding) ST07K - Llancarfan (Confirmed breeding) ST07Q - Walterston (Probable breeding) ST07V - Great Harriston (Probable breeding) ST07B - St Hilary (Possible breeding) ST07G - Tre-Aubrey (Confirmed breeding) ST07L - Llantrithyd (Confirmed breeding) ST07R - Bonvilston (south) (Probable breeding) ST07W - Dyffryn Gardens (Confirmed breeding) ST07C - Aberthin (Probable breeding) ST07H - Maes y Ward ST07M - Greenway (Confirmed breeding) ST07S - Bonvilston (north) (Confirmed breeding) ST07X - St Nicholas (Probable breeding) ST07D - Ystradowen (Confirmed breeding) ST07I - Welsh St Donats (Probable breeding) ST07N - Tre-Dodridge (Probable breeding) ST07T - Pendoylan (Present) ST07Y - Peterston-super-Ely (Confirmed breeding) ST07E - Tymaen (Probable breeding) ST07J - Keepers Lodge Farm (Confirmed breeding) ST07P - Hensol (Probable breeding) ST07U - Llwyngibbon (Probable breeding) ST07Z - Capel Llanilltern (Probable breeding) ST08A - Llanharry (Confirmed breeding) ST08F - Pontyclun (Confirmed breeding) ST08K - Miskin (Confirmed breeding) ST08Q - Groes-faen (Confirmed breeding) ST08V - Creigiau (Confirmed breeding) ST08B - Llanharan (Confirmed breeding) ST08G - Talbot Green (Confirmed breeding) ST08L - Llantrisant (Confirmed breeding) ST08R - Rhiwsaeson (Confirmed breeding) ST08W - Soar (Confirmed breeding) ST08C - Mynydd Meiros (Confirmed breeding) ST08H - Ynysmaerdy (Confirmed breeding) ST08M - Llantrisant Common (Confirmed breeding) ST08S - Beddau (Confirmed breeding) ST08X - Efail Isaf (Confirmed breeding) ST08D - Thomastown (Confirmed breeding) ST08I - Rhiwinder (Confirmed breeding) ST08N - Castellau (Probable breeding) ST08T - Upper Church Village (Confirmed breeding) ST08Y - Ton-teg (Confirmed breeding) ST08E - Tonyrefail (Confirmed breeding) ST08J - Mynydd y Glyn (Confirmed breeding) ST08P - Mynydd Gelliwion (Confirmed breeding) ST08U - Graig (Confirmed breeding) ST08Z - Rhydyfelin (Confirmed breeding) ST09A - Williamstown (Confirmed breeding) ST09F - Porth (Confirmed breeding) ST09K - Trehafod (Present) ST09Q - Pontypridd (Confirmed breeding) ST09V - Pont Sion Norton (Confirmed breeding) ST09B - Mynydd Brithweunydd (Confirmed breeding) ST09G - Ynyshir (Possible breeding) ST09L - Llysnant ST09R - Glyncoch (Present) ST09W - Cilfynydd (Possible breeding) ST09C - Tylorstown (Confirmed breeding) ST09H - Llanwonno ST09M - Ynysybwl (Confirmed breeding) ST09S - Carnetown (Present) ST09X - Abercynon (Present) ST09D - Blaenllechau (Confirmed breeding) ST09I - Darwonno ST09N - Perthcelyn (Confirmed breeding) ST09T - Ynysboeth (Possible breeding) ST09Y - Treharris (Possible breeding) ST09E - Coed Cae Aberaman (Confirmed breeding) ST09J - Fernhill (Confirmed breeding) ST09P - Mountain Ash (Probable breeding) ST09U - Merthyr Vale (Possible breeding) ST09Z - Cwm-Cothi ST16C - Friars Point ST16D - Barry Island (Possible breeding) ST16I - Barry Docks (Probable breeding) ST16N - Sully Bay (Possible breeding) ST16T - Swanbridge (Possible breeding) ST16Y - St Mary's Well Bay (Possible breeding) ST16E - Barry (Probable breeding) ST16J - Cadoxton (Confirmed breeding) ST16P - Sully (Probable breeding) ST16U - Cosmeston Lakes Country Park (Probable breeding) ST16Z - Lavernock (Probable breeding) ST17A - Goldsland (Confirmed breeding) ST17F - St Andrews Major (Present) ST17K - Dinas Powys (Confirmed breeding) ST17Q - Penarth (Possible breeding) ST17V - Penarth Head (Probable breeding) ST17B - St Lythans (Probable breeding) ST17G - Wenvoe (Present) ST17L - Michaelston-le-Pit (Probable breeding) ST17R - Llandough (Confirmed breeding) ST17W - Cardiff Bay (Possible breeding) ST17C - Drope (Confirmed breeding) ST17H - Culverhouse Cross (Probable breeding) ST17M - Leckwith (Probable breeding) ST17S - Grangetown (Possible breeding) ST17X - Butetown (Present) ST17D - Michaelston-super-Ely (Confirmed breeding) ST17I - Fairwater (Confirmed breeding) ST17N - Victoria Park (Confirmed breeding) ST17T - Canton (Probable breeding) ST17Y - Roath (Present) ST17E - Stockland (Possible breeding) ST17J - Danescourt (Confirmed breeding) ST17P - Llandaff North (Confirmed breeding) ST17U - Gabalfa (Possible breeding) ST17Z - Roath Park (Present) ST18A - Pentyrch (Possible breeding) ST18F - Radyr (Probable breeding) ST18K - Coryton (Probable breeding) ST18Q - Llanishen (Confirmed breeding) ST18V - Cyncoed ST18B - Gwaelod-y-garth (Possible breeding) ST18G - Taff's Well (Present) ST18L - Coed-y-wenallt (Confirmed breeding) ST18R - Thornhill (Present) ST18W - Lisvane (Present) ST18C - Coed y Gedrys (Probable breeding) ST18H - Nantgarw (Confirmed breeding) ST18M - Caerphilly Common (Probable breeding) ST18S - Wern Ddu (Present) ST18X - Coed Coesau whips (Present) ST18D - Upper Boat (Confirmed breeding) ST18I - Groes-wen (Probable breeding) ST18N - Caerphilly (Confirmed breeding) ST18T - Van (Confirmed breeding) ST18Y - Rudry (Confirmed breeding) ST18E - Abertridwr (Confirmed breeding) ST18J - Penyrheol (Probable breeding) ST18P - Energlyn (Confirmed breeding) ST18U - Bedwas (Confirmed breeding) ST18Z - Graig-y-Rhacca (Present) ST19A - Senghenydd (Probable breeding) ST19F - Cefn-llwyd ST19K - Llanbradach (Confirmed breeding) ST19B - Llanfabon ST19G - Mynydd Eglwsilan ST19L - Ystrd Mynach (Possible breeding) ST19C - Nelson (Possible breeding) ST19H - Parc Penallta Country Park (Possible breeding) ST19M - Hengoed (Confirmed breeding) ST19D - Trelewis (Possible breeding) ST19I - Gelligaer (Confirmed breeding) ST19N - Pengam ST19E - Taff Bargoed Country Park (Probable breeding) ST19J - Gelli-gaer Common (Possible breeding) ST19P - Bargoed (Probable breeding) ST26C - Flatholm ST26H - Flatholm ST27C - East Moors ST27H - Cardiff Flats ST27D - Tremorfa ST27I - Lamby (Present) ST27N - Rumney Great Wharf ST27E - Rumney (Probable breeding) ST27J - Pwll Mawr ST27P - Sluice Farm (Present) ST28A - Llanedeyrn (Probable breeding) ST28F - Llanrumney (Confirmed breeding) ST28K - St Mellons (Present) ST28B - Cardiff Gate (Confirmed breeding) ST28G - Began (Present) ST28C - Cefn Mably Woods ST28H - Bridge Farm (Probable breeding) ST28M - Michaelston-y-Fedw (Present) ST28D - Coed Cefn-pwll-du ST28I - Draethen (Present) ST28N - Rhiwderin ST28E - Machen (Probable breeding) ST28J - Upper Ochrwyth (Present)

Breeding 1968-72

Status

Hectads


Possible

0


Probable

0


Confirmed

17

100%


Total

17

100%


Winter 1981/82-1983/84

Status

Hectads


Present

17

100%


Breeding 1984-89

Status

Tetrads


Present

0


Possible

35

9%


Probable

50

12%


Confirmed

272

67%


Total

357

88%


Winter 2007/08-2010/11

Status

Tetrads


Present

345

85%


Breeding 2008-11

Status

Tetrads


Present

52

13%


Possible

70

17%


Probable

70

17%


Confirmed

129

32%


Total

321

79%