Buchan Ness to Collieston 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
European Shag Gulosus aristotelis LC breeding 2001 408 breeding pairs B3
Razorbill Alca torda NT breeding 2001 3,061 breeding pairs B3
A4iii Species group - seabirds n/a breeding 2001-2002 24,911 breeding pairs A4iii, C4
A4iii Species group - waterbirds n/a breeding 2001-2002 17,278 breeding pairs 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 low unfavourable 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
No known threats no known threats happening now small area/few individuals (<10%) no or imperceptible deterioration low

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Alca torda Razorbill 2896 3061 individuals 100 favourable
Species group - waterbirds A4iii 28145 17278 breeding pairs 62 unfavourable
Species group - seabirds A4iii 23818 24911 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90%) covered by appropriate conservation designation A management plan exists but it is out of date or not comprehensive Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity medium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)
Longhaven Cliffs (SWT) Reserve 36 protected area contains site 36
Longhaven Cliffs Nature Reserve 34 protected area overlaps with site 0
Collieston to Whinnyfold Coast Site of Special Scientific Interest (UK) 102 protected area overlaps with site 104
Bullers of Buchan Coast Site of Special Scientific Interest (UK) 105 protected area overlaps with site 109
Buchan Ness to Collieston Coast Special Protection Area (Birds Directive) 5,401 protected area contains site 207
Buchan Ness to Collieston Coast Marine Protected Area (OSPAR) 0 protected area overlaps with site 0
Buchan Ness To Collieston Site of Community Importance (Habitats Directive) 206 protected area overlaps with site 207


IUCN Habitat Habitat detail Extent (% of site)
Shrubland Heathland -
Grassland -
Wetlands (inland) Sand dunes and beaches, Standing brackish and salt water -
Coastline Sea cliffs and rocky shores, Rock stacks and islets -
For further information about the habitat classification please click here.

Land use

Land-use Extent (% of site)
not utilised -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Buchan Ness to Collieston Coast. Downloaded from on 08/03/2021.