The site is situated on the southern slopes of the Great Caucasus. Forests are the dominant vegetation, mostly broadleaved, especially Fagus and (above 1,800 m) Betula. All land-uses are prohibited.
Over 90 species breed at this IBA, including at least 11 raptors (Gypaetus barbatus: status uncertain, probably visits the area for foraging) and several woodpeckers; Dryocopus martius being rare and Dendrocopos medius common. Breeding species of global conservation concern that do not meet IBA criteria: Aegypius monachus (2-3 pairs).
BirdLife International (2020) Important Bird Areas factsheet: Ilisu area. Downloaded from http://www.birdlife.org on 28/10/2020.