A small island with rugged coasts, steep cliffs, boulder-screes, and grass slopes. Land-uses include sheep-grazing.
The site holds internationally important seabird colonies, with over 30,000 pairs of breeding seabird, including Rissa tridactyla (13,100 pairs) and Uria aalge (6,200 individuals).
BirdLife International (2019) Important Bird Areas factsheet: Lítla Dímun. Downloaded from http://www.birdlife.org on 19/09/2019.