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.
BirdLife International (2020) Important Bird Areas factsheet: Treshnish Isles. Downloaded from
http://www.birdlife.org on 24/09/2020.