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
Manx Shearwater Puffinus puffinus LC breeding 2001 120,000 breeding pairs A4ii, B1ii, B2, C3
A4iii Species group - seabirds n/a breeding 2000-2001 125,323 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 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
Invasive and other problematic species and genes invasive non-native/alien species/diseases - named species happening now whole area/population (>90%) slow but significant deterioration high

Condition of key/trigger populations (state)
Scientific Common TargetPop ActualPop Units Remaining Result
Puffinus puffinus Manx Shearwater 63000 120000 breeding pairs 100 favourable
Puffinus puffinus Manx Shearwater 66223 125323 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90%) covered by appropriate conservation designation A management plan exists but it is out of date or not comprehensive Substantive conservation measures are being implemented but these are not comprehensive and are limited by resources and capacity medium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)
The Small Isles National Scenic Area 47,235 protected area contains site 0
Small Isles Marine Protected Area (OSPAR) 80,400 protected area overlaps with site 0
Small Isles Nature Conservation Marine Protected Area 80,326 protected area overlaps with site 0
Rum National Nature Reserve 10,840 is identical to site 10,684
Rum Site of Community Importance (Habitats Directive) 10,840 is identical to site 10,837
Rum Site of Special Scientific Interest (UK) 10,840 is identical to site 10,794
Rum Special Protection Area (Birds Directive) 46,724 protected area contains site 10,880
Rum Marine Protected Area (OSPAR) 0 protected area overlaps with site 0
Inner Hebrides and the Minches Site of Community Importance (Habitats Directive) 1,380,199 protected area is adjacent to site 0


IUCN Habitat Habitat detail Extent (% of site)
Forest Broadleaved deciduous woodland -
Shrubland Heathland -
Grassland Steppes and dry calcareous grassland -
Wetlands (inland) Mud flats and sand flats, Sand dunes and beaches -
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)
nature conservation and research -
For further information about the land use classification please click here.

Recommended citation
BirdLife International (2021) Important Bird Areas factsheet: Rum. Downloaded from on 18/06/2021.