Alcyonidium diaphanum, Echinus esculentus. Site: N of Chapel Island, Strangford Lough
 Alcyonidium diaphanum, Echinus esculentus. Event number: 19820615/02. Site: N of Chapel Island, Strangford Lough. 1982-06-15. Photograph © David Connor. (2/24) 
 David Connor (2026). Photograph of Alcyonidium diaphanum, Echinus esculentus. Site: N of Chapel Island, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_0200.jpg. Accessed on 2026-11-04