Data Zone
Country/territory: Ireland
IBA criteria met: A4ii, A4iii, B1ii, B2, B3, C2, C4, C6 (2009)
For more information about IBA criteria, please click here
Area: 168 hectares (1.68 km2)
Site description (2000 baseline)
A small, steep-sided, inaccessible rocky island (rising to 100 m) and surrounding waters, located just off the cliff-dominated north coast of County Mayo, 19 km west of Ballycastle.
Key biodiversity
This is an important site for breeding seabirds; additional species include Fulmarus glacialis (10 pairs), Puffinus puffinus (10-100 pairs), Phalacrocorax aristotelis (>10 pairs) and Cepphus grylle (5 pairs).
Recommended citation
BirdLife International (2024) Important Bird Area factsheet: Illaunmaistir (Oilean Maistir) (Ireland). Downloaded from
https://datazone.birdlife.org/site/factsheet/illaunmaistir-(oilean-maistir)-iba-ireland on 24/12/2024.