Ophiactis balli. Site: Ruecallan Archway, Rathlin Island
 Ophiactis balli. Event number: 20250522/01. Site: Ruecallan Archway, Rathlin Island. 2025-05-22. Photograph © Rebekah Bajko. (7/8) 
 Rebekah Bajko (2026). Photograph of Ophiactis balli. Site: Ruecallan Archway, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=_b220452.jpg. Accessed on 2026-11-04