Urticina eques. Site: East Channel, Lough Foyle
 Urticina eques. Event number: 19830622/06. Site: East Channel, Lough Foyle. 1983-06-22. Photograph © David Connor. (3/7) 
 David Connor (2026). Photograph of Urticina eques. Site: East Channel, Lough Foyle. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_2374.jpg. Accessed on 2026-11-04