Mute Swan / Alarch Dôf
Cygnus olor

Breeding 2008-11
Breeding 1968-72
Winter 1981/82-1983/84
Breeding 1984-89
Winter 2007/08-2010/11
Breeding 1984-89 vs 2008-11
Hide topography
Show rivers
Show woodland
Show urbanisation
Major towns
Birding sites
Contains Ordnance Survey data
© Crown copyright and database right 2013






















































































































































































































































































































































































































Distribution map species lists
Breeding change maps
Species richness maps
© 2014 Glamorgan Bird Club
Breeding 2008-11
Status
Tetrads
Present
20
5%
Possible
3
1%
Probable
5
1%
Confirmed
29
7%
Total
57
14%