Site Summary
|
Trend (%)
|
|
Species
|
Clew Bay - 5 Year
|
Clew Bay - 12 Year
|
Clew Bay - 23 Year
|
Long Term Trend
|
Grey Plover
|
-100.0
|
-100.0
|
-100.0
|
Large Decline
|
Knot
|
-78.7
|
-36.8
|
-75.3
|
Large Decline
|
Dunlin
|
-17.0
|
-20.7
|
-60.0
|
Large Decline
|
Lapwing
|
-43.3
|
-59.2
|
-50.0
|
Large Decline
|
Turnstone
|
-61.3
|
-52.9
|
-31.6
|
Moderate Decline
|
Curlew
|
-17.9
|
-18.7
|
-28.1
|
Moderate Decline
|
Golden Plover
|
185.7
|
-44.4
|
-22.2
|
Intermediate Decline
|
Shelduck
|
7.6
|
-5.7
|
-18.2
|
Intermediate Decline
|
Mute Swan
|
10.6
|
-50.7
|
-17.0
|
Intermediate Decline
|
Ringed Plover
|
-2.5
|
-12.4
|
-17.0
|
Intermediate Decline
|
Bar-tailed Godwit
|
-44.9
|
3.4
|
-4.2
|
Intermediate Decline
|
Red-breasted Merganser
|
-14.0
|
0.0
|
-3.4
|
Intermediate Decline
|
Mallard
|
-8.4
|
-11.1
|
1.7
|
Stable or Increasing
|
Purple Sandpiper
|
0.0
|
-39.8
|
3.3
|
Stable or Increasing
|
Cormorant
|
-29.3
|
-43.5
|
8.3
|
Stable or Increasing
|
Grey Heron
|
0.0
|
-23.3
|
8.5
|
Stable or Increasing
|
Wigeon
|
-3.0
|
4.0
|
9.2
|
Stable or Increasing
|
Redshank
|
-17.6
|
-37.2
|
14.4
|
Stable or Increasing
|
Oystercatcher
|
-23.3
|
-31.3
|
25.8
|
Stable or Increasing
|
Sanderling
|
-57.6
|
-57.6
|
48.8
|
Stable or Increasing
|
Little Grebe
|
-21.2
|
25.3
|
55.2
|
Stable or Increasing
|
Teal
|
30.6
|
43.8
|
60.0
|
Stable or Increasing
|
Greenshank
|
-4.7
|
4.3
|
74.3
|
Stable or Increasing
|
Light-bellied Brent Goose
|
-14.1
|
13.3
|
97.7
|
Stable or Increasing
|
Black-tailed Godwit
|
2.1
|
54.0
|
136.6
|
Stable or Increasing
|
Little Egret
|
88.4
|
604.3
|
548.0
|
Stable or Increasing
|
Species Analysis
Light-bellied Brent Goose
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-14.1
|
13.3
|
97.7
|
National
|
-11.2
|
1.2
|
93.3
|
Mute Swan
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
10.6
|
-50.7
|
-17.0
|
National
|
4.6
|
9.6
|
13.8
|
Shelduck
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
7.6
|
-5.7
|
-18.2
|
National
|
6.3
|
-0.8
|
9.3
|
Wigeon
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-3.0
|
4.0
|
9.2
|
National
|
0.9
|
-17.0
|
-18.2
|
Mallard
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-8.4
|
-11.1
|
1.7
|
National
|
-11.3
|
-19.7
|
-19.1
|
Teal
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
30.6
|
43.8
|
60.0
|
National
|
1.8
|
5.7
|
19.4
|
Red-breasted Merganser
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-14.0
|
0.0
|
-3.4
|
National
|
-12.9
|
5.2
|
-14.7
|
Little Grebe
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-21.2
|
25.3
|
55.2
|
National
|
6.1
|
16.7
|
38.2
|
Oystercatcher
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-23.3
|
-31.3
|
25.8
|
National
|
-17.5
|
-31.1
|
10.8
|
Lapwing
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-43.3
|
-59.2
|
-50.0
|
National
|
-6.5
|
-45.1
|
-63.9
|
Golden Plover
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
185.7
|
-44.4
|
-22.2
|
National
|
-16.9
|
-58.1
|
-54.1
|
Grey Plover
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-100.0
|
-100.0
|
-100.0
|
National
|
-30.6
|
-39.4
|
-57.8
|
Ringed Plover
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-2.5
|
-12.4
|
-17.0
|
National
|
-4.3
|
-26.8
|
-1.1
|
Curlew
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-17.9
|
-18.7
|
-28.1
|
National
|
-9.4
|
-23.7
|
-43.1
|
Bar-tailed Godwit
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-44.9
|
3.4
|
-4.2
|
National
|
-32.6
|
-13.9
|
-5.1
|
Black-tailed Godwit
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
2.1
|
54.0
|
136.6
|
National
|
22.5
|
25.0
|
92.3
|
Turnstone
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-61.3
|
-52.9
|
-31.6
|
National
|
-33.6
|
-46.0
|
-23.7
|
Knot
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-78.7
|
-36.8
|
-75.3
|
National
|
0.0
|
-12.2
|
-9.8
|
Sanderling
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-57.6
|
-57.6
|
48.8
|
National
|
-23.8
|
-11.1
|
84.6
|
Dunlin
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-17.0
|
-20.7
|
-60.0
|
National
|
5.9
|
-21.2
|
-45.2
|
Purple Sandpiper
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
0.0
|
-39.8
|
3.3
|
National
|
-36.4
|
-37.6
|
23.5
|
Redshank
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-17.6
|
-37.2
|
14.4
|
National
|
-14.0
|
-28.4
|
6.7
|
Greenshank
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-4.7
|
4.3
|
74.3
|
National
|
0.9
|
7.3
|
41.0
|
Cormorant
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
-29.3
|
-43.5
|
8.3
|
National
|
38.5
|
8.4
|
42.9
|
Grey Heron
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
0.0
|
-23.3
|
8.5
|
National
|
1.0
|
-4.9
|
6.6
|
Little Egret
|
Trend (%)
|
Site
|
5 Year
|
12 Year
|
23 Year
|
Clew Bay
|
88.4
|
604.3
|
548.0
|
National
|
34.6
|
61.5
|
483.3
|
Citations
Please cite this work as follows:
Kennedy, J., Burke, B., Fitzgerald, N., Kelly, S.B.A., Walsh, A.J. & Lewis, L.J. 2022. Irish Wetland Bird Survey: I-WeBS National and Site Trends Report 1994/95 – 2019/20. BirdWatch Ireland Waterbird Report to the National Parks and Wildlife Service. BirdWatch Ireland, Wicklow. (https://birdwatchireland.ie/app/uploads/2022/04/iwebs_trends_report.html)