A Site of Community Importance is defined in the European Commission Habitats Directive
as a site which, in the biogeographical region or regions to which it belongs, contributes significantly to the maintenance or restoration at a favourable conservation status of a natural habitat
type or of a species
and may also contribute significantly to the coherence of Natura 2000
, and/or contributes significantly to the maintenance of biological diversity
within the biogeographic region or regions concerned.