Marthasterias glacialis. Site: Lighthouse steps at East Maiden, The Maidens
 Marthasterias glacialis. Event number: 20240901/01. Site: Lighthouse steps at East Maiden, The Maidens. 2024-09-01. Photograph © Libby Keatley. (20/26) 
 Libby Keatley (2026). Photograph of Marthasterias glacialis. Site: Lighthouse steps at East Maiden, The Maidens. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=p9010237.jpg. Accessed on 2026-11-03