UK089
Glannau Ynys Gybi/Holy Island Coast


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
Red-billed Chough Pyrrhocorax pyrrhocorax LC resident 2000-2004 21 breeding pairs B2, C6

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 favourable medium
Was the whole site covered? Yes State assessed by Population
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 likely in short term (within 4 years) some of area/population (10-49%) slow but significant deterioration medium
Energy production and mining renewable energy likely in short term (within 4 years) small area/few individuals (<10%) moderate to rapid deterioration low
Human intrusions and disturbance recreational activities likely in short term (within 4 years) some of area/population (10-49%) moderate to rapid deterioration medium

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Pyrrhocorax pyrrhocorax Red-billed Chough 9 21 breeding pairs 100 favourable

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90%) covered by appropriate conservation designation A management plan exists but it is out of date or not comprehensive Some limited conservation initiatives are in place medium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

Protection status:

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Ynys Mon / Anglesey Area of Outstanding Natural Beauty 22,010 protected area overlaps with site 608
Tre Wilmot Site of Special Scientific Interest (UK) 63 protected area overlaps with site 63
South Stack Cliffs RSPB Reserve 340 protected area overlaps with site 298
South Stack Cliffs Nature Reserve 340 protected area overlaps with site 0
Rhoscolyn Reedbed Site of Special Scientific Interest (UK) 15 protected area is adjacent to site 0
Porth Dafarch Nature Reserve 8 protected area overlaps with site 0
North Anglesey Marine / Gogledd Môn Forol Site of Community Importance (Habitats Directive) 324,949 protected area overlaps with site 0
Holyhead Mountain Heritage Coast 3 protected area is adjacent to site 102
Glannau Ynys Gybi/ Holy Island Coast Site of Community Importance (Habitats Directive) 460 protected area contained by site 0
Glannau Ynys Gybi/ Holy Island Coast Special Protection Area (Birds Directive) 604 is identical to site 608
Glannau Ynys Gybi: Holy Island Coast Site of Special Scientific Interest (UK) 401 protected area overlaps with site 399
Glannau Rhoscolyn Site of Special Scientific Interest (UK) 145 protected area overlaps with site 54
Anglesey Terns / Morwenoliaid Ynys Môn Special Protection Area (Birds Directive) 101,931 protected area is adjacent to site 0

Habitats

IUCN Habitat Habitat detail Extent (% of site)
Shrubland Heathland -
Coastline Sea cliffs and rocky shores, Rock stacks and islets, Scree and boulders -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
nature conservation and research -
tourism/recreation -
For further information about the land use classification please click here.


Recommended citation
BirdLife International (2020) Important Bird Areas factsheet: Glannau Ynys Gybi/Holy Island Coast. Downloaded from http://www.birdlife.org on 23/11/2020.