The Sept–Frères, is a group of six offshore volcanic islands next to the North-east coastal plain in the Bab el Mandeb straits, largely empty of vegetation, which together Ras Siyyan, forms the Sept Frères.
The islands support important breeding Seabird species such as white-eyed and sooty gulls, swift and lesser crested, white-checked, bridled terns and red-billed tropicbird. Osprey and sooty falcon also breed in the islands.
In addition and in certain weather conditions (wind directions), the islands play an important role in assisting migrating raptors complete their crossing of the Bab el Mandeb straits.