English: Sabellaria reef A reef at the low tide level of the beach near Llanddulas are formed by a marine worm. Distant views of the Clwydian Hills form the horizon.
== {{int:filedesc}} == {{Information |description={{en|1=Sabellaria reef A reef at the low tide level of the beach near Llanddulas are formed by a marine worm. Distant views of the Clwydian Hills form the horizon.}} |date=2008-03-17 |source=From [http://w