Treshnish Isles

Country/territory: United Kingdom

IBA Criteria met: A4ii, A4iii, B1ii, B2, B3, C2, C4, C6 (2007)
For more information about IBA criteria please click here

Area: 239 ha

Royal Society for the Protection of Birds
Most recent IBA monitoring assessment
Year of assessment Threat score (pressure) Condition score (state) Action score (response)
2007 medium very unfavourable medium
For more information about IBA monitoring please click here

Site description
A string of rocky islands and skerries with cliffs and screes, but each with its own character. There is a strong maritime influence on the grassland and heathland vegetation communities. The islands are important for breeding seabirds. Branta leucopsis are from the Greenland breeding population.

Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Treshnish Isles. Downloaded from on 28/01/2023.