BirdLife Data Zone

UK245

South Bressay

Current view: Data table and detailed info

IBA Justification

The site was identified as important in 2007 because it was regularly supporting significant populations of the species listed below, meeting ('triggering') IBA criteria.

Populations meeting IBA criteria ('trigger species'):

Species	Current IUCN Red List Category	Season	Year(s)	Population estimate at site	IBA criteria met
Great Skua Catharacta skua	LC	breeding	2002	269 breeding pairs	A4ii, B1ii, B3, C3

The current IUCN Red List category may differ from that which was valid at the time of IBA criteria assessment (2007).

IBA Conservation

IBA conservation assessment
Year of assessment (most recent)	State (condition)	Pressure (threat)	Response (action)
2007	favourable	very high	negligible
Was the whole site assessed?	State assessed by	Accuracy of information
yes	population	good

State (condition of the trigger species' populations)
Scientific name	Common name	Reference population	Actual population	Units	% of population remaining	Result
Catharacta skua	Great Skua	230	269	breeding pairs	100	favourable

Pressure (threats to the trigger species and/or their habitats)
Threat level 1	Threat level 2	Timing	Scope	Severity	Result
Climate change and severe weather	habitat shifting and alteration	happening now	whole area/population (>90%)	very rapid to severe deterioration	very high

Response (conservation actions taken for the trigger species and/or their habitats)
Protected-area designation	Management planning	Other conservation action	Result
Little/none of site covered (<10%)	Unknown	Very little or no conservation action taking place	negligible

For more information about IBA conservation status, please click here

IBA Protection

Protected area (PA)	PA designation	PA area (ha)	Relationship of PA with IBA	Overlap of PA with IBA (ha)
Noss	Special Protection Area (Birds Directive)	3,338	protected area is adjacent to site	0
Noss	Marine Protected Area (OSPAR)	0	protected area overlaps with site	0

Habitats

Habitat (IUCN level 1)	Habitat detail	Extent (% of site)
Shrubland	Heathland	-
Grassland		-

For more information about the IUCN Habitat classification, please click here.

Land use

Land-use	Extent (% of site)
agriculture	-

Recommended citation
BirdLife International (2023) Important Bird Area factsheet: South Bressay. Downloaded from http://datazone.birdlife.org/site/factsheet/south-bressay-iba-united-kingdom on 30/09/2023.