Echinus esculentus, Delesseria sanguinea. Site: East Coast Rathlin Is
 Echinus esculentus, Delesseria sanguinea. Event number: 19830608/01. Site: East Coast Rathlin Is. 1983-06-08. Photograph © Christine Howson. (8/13) 
 Christine Howson (2026). Photograph of Echinus esculentus, Delesseria sanguinea. Site: East Coast Rathlin Is. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_2069.jpg. Accessed on 2026-11-04