Willow Tit / Titw'r Helyg

Poecile montanus

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Contains Ordnance Survey data
© Crown copyright and database right 2013

SN90 - Aberdare (Present) SO00 - Merthyr Tydfil (Present) SS87 - Porthcawl (Present) SS88 - Pyle SS96 - Llantwit Major SS97 - Bridgend (Present) SS98 - Pencoed SS99 - Rhondda ST06 - Roose (Present) ST07 - Ely Valley (Present) ST08 - Llantrisant (Present) ST09 - Abercynon ST16 - Barry (Present) ST17 - Cardiff West (Present) ST18 - Caerphilly (Present) ST19 - Ystrad Mynach (Present) ST27 - Cardiff East

Breeding 1968-72

Status

Hectads


Possible

0


Probable

2

12%


Confirmed

11

65%


Total

13

76%


Winter 1981/82-1983/84

Status

Hectads


Present

11

65%


Breeding 1984-89

Status

Tetrads


Present

0


Possible

29

7%


Probable

24

6%


Confirmed

27

7%


Total

80

20%


Winter 2007/08-2010/11

Status

Tetrads


Present

20

5%


Breeding 2008-11

Status

Tetrads


Present

7

2%


Possible

6

1%


Probable

2

<1%


Confirmed

5

1%


Total

20

5%