Traeth Lafan, Conwy Bay

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
Eurasian Curlew Numenius arquata NT passage 2001-2006 2,192 individuals B2
Eurasian Curlew Numenius arquata NT winter 2001-2006 1,636 individuals B2
A4iii Species group - waterbirds n/a winter 2001-2006 19,575 individuals A4iii, C4

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 high 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
Biological resource use fishing & harvesting aquatic resources - unintentional effects: large scale happening now whole area/population (>90%) slow but significant deterioration high
Human intrusions and disturbance recreational activities likely in short term (within 4 years) some of area/population (10-49%) moderate to rapid deterioration medium
Residential and commercial development tourism and recreation areas likely in long term (beyond 4 years) small area/few individuals (<10%) moderate to rapid deterioration low

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Numenius arquata Eurasian Curlew 2000 2192 individuals 100 favourable
Numenius arquata Eurasian Curlew 1060 1636 individuals 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90%) covered by appropriate conservation designation A management plan exists but it is out of date or not comprehensive Some limited conservation initiatives are in place medium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

Protected Area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)
Y Fenai A Bae Conwy/ Menai Strait And Conwy Bay Site of Community Importance (Habitats Directive) 26,502 protected area contains site 2,694
Y Fenai a Bae Conwy / Menai Strait and Conwy Bay Marine Protected Area (OSPAR) 0 protected area overlaps with site 0
Traeth Lafan/ Lavan Sands; Conway Bay Special Protection Area (Birds Directive) 2,703 is identical to site 2,694
Traeth Lafan / Lavan Sands, Conway Bay Marine Protected Area (OSPAR) 0 protected area overlaps with site 0
Traeth Lafan Site of Special Scientific Interest (UK) 2,691 protected area overlaps with site 2,694
TRAETH LAFAN Local Nature Reserve 2,682 protected area overlaps with site 0
Liverpool Bay / Bae Lerpwl Special Protection Area (Birds Directive) 252,758 protected area is adjacent to site 0
Liverpool Bay / Bae Lerpwl Marine Protected Area (OSPAR) 0 protected area is adjacent to site 0


IUCN Habitat Habitat detail Extent (% of site)
Marine Intertidal -
Marine Neritic -
Marine Coastal/Supratidal -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
fisheries/aquaculture -
tourism/recreation -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Traeth Lafan, Conwy Bay. Downloaded from on 28/01/2023.