House Martin / Gwennol y Bondo

Delichon urbicum

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Birding sites

Contains Ordnance Survey data
© Crown copyright and database right 2013

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

Distribution map species lists

Breeding change maps

Species richness maps

© 2014 Glamorgan Bird Club

Breeding 1968-72

Status

Hectads


Possible

0


Probable

0


Confirmed

17

100%


Total

17

100%


Winter 1981/82-1983/84

Status

Hectads


Present

0


Breeding 1984-89

Status

Tetrads


Present

0


Possible

57

14%


Probable

40

10%


Confirmed

173

43%


Total

270

66%


Winter 2007/08-2010/11

Status

Tetrads


Present

2

<1%


Breeding 2008-11

Status

Tetrads


Present

78

19%


Possible

70

17%


Probable

38

9%


Confirmed

98

24%


Total

284

70%