Delesseria sanguinea. Site: W of Derginan Point, Rathlin Island
 Delesseria sanguinea. Event number: 19850904/05. Site: W of Derginan Point, Rathlin Island. 1985-09-04. Photograph © Christine Howson. (7/8) 
 Christine Howson (2026). Photograph of Delesseria sanguinea. Site: W of Derginan Point, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_12928.jpg. Accessed on 2026-11-04