Laminaria hyperborea. Site: E of Castle Head, Rathlin Island
 Laminaria hyperborea. Event number: 19850625/04. Site: E of Castle Head, Rathlin Island. 1985-06-25. Photograph © David Connor. (4/9) 
 David Connor (2026). Photograph of Laminaria hyperborea. Site: E of Castle Head, Rathlin Island. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_10045.jpg. Accessed on 2026-11-04