UK327
Migneint - Arenig - Dduallt


IBA Criteria

Year of most recent IBA criteria assessment: 2007

Populations of IBA trigger species
Species Current IUCN Red List Category Season Year(s) of estimate Population estimate IBA Criteria Triggered
Hen Harrier Circus cyaneus LC breeding 2002-2004 13 breeding pairs B2
Merlin Falco columbarius LC breeding 1993-1998 9 breeding pairs C6
Peregrine Falcon Falco peregrinus LC breeding 2002 7 breeding pairs B2

Note: This table presents the IBA criteria triggered and the species that triggered then at the time of assessment, the current IUCN Red List category may vary from that which was in place at that time.

For more information about the IBA assessment process and criteria please click here


IBA Monitoring

Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2007 medium not assessed medium
Was the whole site covered? Yes State assessed by unset
Accuracy of information good

Threats to the site (pressure)
Threat Level 1 Threat Level 2 Timing Scope Severity Result
Agricultural expansion and intensification livestock farming and ranching (includes forest grazing) - small-holder grazing, ranching or farming happening now some of area/population (10-49%) slow but significant deterioration medium
Biological resource use hunting & collecting terrestrial animals - persecution/control past (and unlikely to return) and no longer limiting some of area/population (10-49%) moderate to rapid deterioration low
Energy production and mining renewable energy likely in long term (beyond 4 years) some of area/population (10-49%) slow but significant deterioration medium
Human intrusions and disturbance recreational activities happening now some of area/population (10-49%) slow but significant deterioration medium

Conservation actions taken at site (response)
Conservation Designation Management Planning Conservation Action Result
Whole area of site (>90%) covered by appropriate conservation designation A management plan exists but it is out of date or not comprehensive Some limited conservation initiatives are in place medium
For more information about IBA monitoring please click here

IBA Protection

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Ysbyty Estate Nature Reserve 5,471 protected area overlaps with site 0
Snowdonia National Park 213,985 protected area contains site 19,882
Migneint-Arenig-Dduallt Site of Community Importance (Habitats Directive) 19,966 is identical to site 13,992
Migneint-Arenig-Dduallt Special Protection Area (Birds Directive) 19,968 is identical to site 19,882
Migneint-Arenig-Dduallt Site of Special Scientific Interest (UK) 19,846 protected area overlaps with site 4,108
Llafar River Section Site of Special Scientific Interest (UK) 2 protected area overlaps with site 0
Cwm Cynfal Site of Special Scientific Interest (UK) 22 protected area overlaps with site 0
Castell Prysor Site of Special Scientific Interest (UK) 13 protected area overlaps with site 0
Bryn Glas Quarry Site of Special Scientific Interest (UK) 7 protected area overlaps with site 0
Amnodd-Bwll Stream Section Site of Special Scientific Interest (UK) 7 protected area overlaps with site 0

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Wetlands (inland) Blanket bogs, Rivers and streams, Standing freshwater -
Forest Mixed woodland -
Shrubland Heathland -
For further information about the habitat classification please click here.


Recommended citation
BirdLife International (2022) Important Bird Areas factsheet: Migneint - Arenig - Dduallt. Downloaded from http://www.birdlife.org on 30/11/2022.