Introduction

This report presents site trends based on the data gathered by the Irish Wetland Bird Survey (I-WeBS). Only species with sufficient data at Clew Bay (site code 0D405) are presented.

This report is part of the I-WeBS National and Site Trends Report 1994/95 – 2019/20.

For guidance on how to interpret these trends, please see the I-WeBS Trends Report Guidance.

For details on the methods used to generate these trends, please see the I-WeBS Trends Report Methodology.

Site Summary

Trend (%)
Species Clew Bay - 5 Year Clew Bay - 12 Year Clew Bay - 23 Year Long Term Trend
Dunlin -17.0 -20.7 -60.0 Large Decline
Lapwing -43.3 -59.2 -50.0
Turnstone -61.3 -52.9 -31.6 Moderate Decline
Curlew -17.9 -18.7 -28.1
Golden Plover 185.7 -44.2 -22.2 Intermediate Decline
Shelduck 7.6 -5.7 -18.2
Ringed Plover -2.5 -12.4 -17.0
Bar-tailed Godwit -44.9 3.4 -4.2
Red-breasted Merganser -14.0 0.0 -3.4
Mallard -8.4 -11.1 1.7 Stable or Increasing
Cormorant -29.3 -43.5 8.3
Grey Heron 0.0 -23.3 8.5
Wigeon -3.0 4.0 9.2
Redshank -17.6 -37.2 14.4
Oystercatcher -23.3 -31.3 25.8
Sanderling -57.6 -57.6 48.8
Little Grebe -21.2 25.3 55.2
Teal 30.6 43.8 60.0
Greenshank -4.7 4.3 74.3
Light-bellied Brent Goose -14.1 13.3 97.7

Species Analysis

Light-bellied Brent Goose

Shelduck

Wigeon

Teal

Mallard

Red-breasted Merganser

Little Grebe

Cormorant

Grey Heron

Oystercatcher

Ringed Plover

Golden Plover

Lapwing

Sanderling

Dunlin

Bar-tailed Godwit

Curlew

Redshank

Greenshank

Turnstone

Citations

Please cite this work as follows:

Kennedy, J., Burke, B., Fitzgerald, N., Kelly, S.B.A., Walsh, A.J. & Lewis, L.J. 2023. 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/2023/08/iwebs_trends_report.html)