Riff Llyngyr y Diliau / Honeycomb Worm Reef
Introduction
The photograph on this page of Riff Llyngyr y Diliau / Honeycomb Worm Reef by Ceri Thomas as part of the Geograph project.
The Geograph project started in 2005 with the aim of publishing, organising and preserving representative images for every square kilometre of Great Britain, Ireland and the Isle of Man.
There are currently over 7.5m images from over 14,400 individuals and you can help contribute to the project by visiting https://www.geograph.org.uk

Image: © Ceri Thomas Taken: 13 Aug 2011
This reef wasn't discovered until 2008, and is believed to be one of only two honeycomb worm reefs in North Wales.
