Echinus esculentus. Site: Arkill Bay, Rathlin Island
 Echinus esculentus. Event number: 19840808/08. Site: Arkill Bay, Rathlin Island. 1984-08-08. Photograph © David Connor. (1/8) 
 David Connor (2026). Photograph of Echinus esculentus. Site: Arkill Bay, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_8428.jpg. Accessed on 2026-11-04