Phycodrys rubens, Desmarestia ligulata. Site: Donaghadee Sound, Copeland Islands
 Phycodrys rubens, Desmarestia ligulata. Event number: 19850709/04. Site: Donaghadee Sound, Copeland Islands. 1985-07-09. Photograph © Ulster Museum. (9/15) 
 Ulster Museum (2026). Photograph of Phycodrys rubens, Desmarestia ligulata. Site: Donaghadee Sound, Copeland Islands. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_11074.jpg. Accessed on 2026-11-04