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Location United Kingdom, Scotland
Central coordinates 1o 42.76' West  60o 20.07' North
IBA criteria C6
Area 587 ha
Altitude 0 - 87m
Year of IBA assessment 2007

Royal Society for the Protection of Birds

Site description This site covers the northern and western parts of Papa Stour, and contains a number of lochs and offshore skerries. Lichen-rich heath is the dominant habitat-type. The IBA supports an important assemblage of breeding seabirds and waders.

Populations of IBA trigger species

Species Season Period Population estimate Quality of estimate IBA Criteria IUCN Category
Arctic Tern Sterna paradisaea breeding  2000  1,079 breeding pairs  good  C6  Least Concern 

IBA Monitoring

2007 very high favourable low
Good - based on reliable and complete / representative data

Climate change and severe weather habitat shifting and alteration happening now whole area/population (>90%) very rapid to severe deterioration very high

Sterna paradisaea Arctic Tern 1060 1079 breeding pairs 100 favourable

Whole area of site (>90%) covered by appropriate conservation designation  Unknown  Not assessed  low 

Protected areas

Protected area Designation Area (ha) Relationship with IBA Overlap with IBA (ha)  
Papa Stour Site of Special Scientific Interest 629 protected area contains site 587  


IUCN habitat Habitat detail Extent (% of site)
Shrubland Heathland  major
Wetlands (inland) Standing freshwater  -
Coastline Rock stacks and islets; Sea cliffs and rocky shores  -

Land use

Land-use Extent (% of site)
agriculture 100%

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Recommended citation  BirdLife International (2016) Important Bird and Biodiversity Area factsheet: Papa Stour. Downloaded from on 28/10/2016

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