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Year of compilation: 2007

The site comprises the cliffs on the western side of Holy Island, which are formed from geologically complex and impressively folded strata rising to 120 m. There are also many small offshore stacks and islets. The IBA is important for seabirds and other cliff-breeders.

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Recommended citation
BirdLife International (2023) Important Bird Areas factsheet: Glannau Ynys Gybi/Holy Island Coast. Downloaded from http://www.birdlife.org on 26/03/2023.