Grey Heron
Ardea cinerea
Major towns10km Square IDs
Important wetland bird sites
Other important bird sites
First Breeding Atlas
Status
Tetrads

Possible
27

Probable
2

Confirmed
9
Total
38
Second Breeding Atlas
Status
Tetrads

Possible
96

Probable
1

Confirmed
4
Total
101
New Breeding Atlas
Status
Tetrads

Possible
172

Probable
2

Confirmed
8
Total
182

Not surveyed
2