I-WeBS Bear Haven Trends Report
I-WeBS Trends Report 1994/95 – 2019/20
Published 2022-04-01
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 Bear Haven (site code 0L470) 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
| Species | Bear Haven - 5 Year | Bear Haven - 12 Year | Bear Haven - 23 Year | Long Term Trend |
|---|---|---|---|---|
| Lapwing | -72.8 | -94.0 | -97.9 | Large Decline |
| Redshank | -51.6 | -53.9 | -62.7 | Large Decline |
| Cormorant | -49.4 | -77.6 | -50.8 | Large Decline |
| Mute Swan | -55.6 | -13.6 | -26.0 | Moderate Decline |
| Grey Heron | -36.0 | -51.0 | -24.6 | Intermediate Decline |
| Little Grebe | -62.7 | -57.1 | -23.6 | Intermediate Decline |
| Curlew | 56.1 | -5.5 | -12.0 | Intermediate Decline |
| Wigeon | 154.9 | 162.5 | -10.4 | Intermediate Decline |
| Mallard | -19.7 | -18.6 | -5.8 | Intermediate Decline |
| Ringed Plover | 55.4 | -72.6 | -1.1 | Intermediate Decline |
| Oystercatcher | 5.0 | -10.4 | 9.8 | Stable or Increasing |
| Turnstone | 42.2 | 23.8 | 11.7 | Stable or Increasing |
| Greenshank | -38.5 | -8.6 | 37.6 | Stable or Increasing |
| Teal | 19.8 | -10.7 | 49.3 | Stable or Increasing |
| Little Egret | 37.5 | -28.4 | NA | Not Applicable |
Species Analysis
Mute Swan
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -55.6 | -13.6 | -26.0 |
| National | 4.6 | 9.6 | 13.8 |
Wigeon
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 154.9 | 162.5 | -10.4 |
| National | 0.9 | -17.0 | -18.2 |
Mallard
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -19.7 | -18.6 | -5.8 |
| National | -11.3 | -19.7 | -19.1 |
Teal
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 19.8 | -10.7 | 49.3 |
| National | 1.8 | 5.7 | 19.4 |
Little Grebe
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -62.7 | -57.1 | -23.6 |
| National | 6.1 | 16.7 | 38.2 |
Oystercatcher
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 5.0 | -10.4 | 9.8 |
| National | -17.5 | -31.1 | 10.8 |
Lapwing
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -72.8 | -94.0 | -97.9 |
| National | -6.5 | -45.1 | -63.9 |
Ringed Plover
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 55.4 | -72.6 | -1.1 |
| National | -4.3 | -26.8 | -1.1 |
Curlew
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 56.1 | -5.5 | -12.0 |
| National | -9.4 | -23.7 | -43.1 |
Turnstone
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 42.2 | 23.8 | 11.7 |
| National | -33.6 | -46.0 | -23.7 |
Redshank
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -51.6 | -53.9 | -62.7 |
| National | -14.0 | -28.4 | 6.7 |
Greenshank
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -38.5 | -8.6 | 37.6 |
| National | 0.9 | 7.3 | 41.0 |
Cormorant
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -49.4 | -77.6 | -50.8 |
| National | 38.5 | 8.4 | 42.9 |
Grey Heron
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | -36.0 | -51.0 | -24.6 |
| National | 1.0 | -4.9 | 6.6 |
Little Egret
| Site | 5 Year | 12 Year | 23 Year |
|---|---|---|---|
| Bear Haven | 37.5 | -28.4 | NA |
| 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)