Alcyonium digitatum, Flustra foliacea, Securiflustra securifrons. Site: NW Otter Rocks, Skerries
 Alcyonium digitatum, Flustra foliacea, Securiflustra securifrons. Event number: 19850723/03. Site: NW Otter Rocks, Skerries. 1985-07-23. Photograph © David Connor. (12/18) 
 David Connor (2026). Photograph of Alcyonium digitatum, Flustra foliacea, Securiflustra securifrons. Site: NW Otter Rocks, Skerries. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_11401.jpg. Accessed on 2026-11-04