UK041
Mersey Estuary


Country/territory: United Kingdom

IBA Criteria met: A4i, A4iii, B1i, B2, C3, C4 (2007)
For more information about IBA criteria please click here

Area: 5,007 ha

Protection status:

Royal Society for the Protection of Birds
Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2007 low very unfavourable low
For more information about IBA monitoring please click here


Site description
Extensive intertidal areas in the Mersey estuary, including large areas of mudflats and saltmarshes. The estuary is of international importance for wintering wildfowl and waders.


Recommended citation
BirdLife International (2019) Important Bird Areas factsheet: Mersey Estuary. Downloaded from http://www.birdlife.org on 10/12/2019.