A large area covering parts of northern and western El Hierro. Heath, scrub and laurel Laurus forest are interspersed with exposed bedrock and inland cliffs that support rocky vegetation.
The site is the only area on El Hierro that supports Columba bollii. It is also important for endemic subspecies of several forest passerines.
BirdLife International (2021) Important Bird Areas factsheet: Frontera laurel forest. Downloaded from http://www.birdlife.org on 27/01/2021.