Mute Swan / Alarch Df

Cygnus olor

Hide topography

Show rivers

Show woodland

Show urbanisation

Major towns

Birding sites

Contains Ordnance Survey data
© Crown copyright and database right 2013

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

Breeding 1968-72

Status

Hectads


Possible

2

12%


Probable

0


Confirmed

6

35%


Total

8

47%


Winter 1981/82-1983/84

Status

Hectads


Present

9

53%


Breeding 1984-89

Status

Tetrads


Present

0


Possible

1

<1%


Probable

2

<1%


Confirmed

9

2%


Total

12

3%


Winter 2007/08-2010/11

Status

Tetrads


Present

63

15%


Breeding 2008-11

Status

Tetrads


Present

20

5%


Possible

3

1%


Probable

5

1%


Confirmed

29

7%


Total

57

14%