 The outer edge has a beach community of herbs and the sand ridge is dominated by low shrubs and "Lepturus" grass.The island is a designated Preservation Area within the Howick Group National Park with no general public access.The island has been identified by BirdLife International as an Important Bird Area (IBA) because it has supported over 1% of the world populations of brown boobies (with up to 1000 nests) and lesser crested terns (up to 9800 breeding pairs).