Sites of Special Scientific Interest

Polygon data showing the location of each SSSI within the St Helens MBC boundary. The data is admimistered by Natural England and the table is updated when notification of change is received from Natural England. The table fields include unique reference and name fields.

展示每个特别保护区（SSSI）在圣海伦斯市政管理局（MBC）边界内位置的矢量数据。该数据由自然英格兰管理，并在接收到自然英格兰变更通知时更新。表格字段包括唯一参考字段和名称字段。