surface. . Site: West Lighthouse, Rathlin Is
 surface. Event number: 19830616/02. Site: West Lighthouse, Rathlin Is. 1983-06-16. Photograph © Bernard Picton. (4/15) 
 Bernard Picton (2026). Photograph of surface. . Site: West Lighthouse, Rathlin Is. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_2269.jpg. Accessed on 2026-11-04