Tags: Site Of Special Scientific Interest.
Dee Cliffs (SSSI) is an area of cliffs on the eastern side of the Dee Estuary and to the west of Thurstaston on the Wirral Peninsula England. The area contains the best known example of clay cliff and bank habitat in Merseyside. The area also has some marl pits which have a rich flora and fauna and an area of herb-rich neutral grassland.