To preserve the Island of Steep Holm, in the Bristol Channel just off Weston super Mare, as a Nature Reserve and a site of historical and military history, for the benefit of the visiting public and as an educational resource.
Maintain the island as a Nature Reserve, and the historical aspects of the Island, its military buildings from the Victorian / WW1 / WW2,times, and its other older heritage aspects, and to arrange sailing trips to the Island for interested visitors.