Polymastia boletiformis, Halecium halecinum, Ophiothrix fragilis. Site: SE Hellyhunter Rock, Cranfield Point 
 Polymastia boletiformis, Halecium halecinum, Ophiothrix fragilis. Event number: 19850620/02. Site: SE Hellyhunter Rock, Cranfield Point. 1985-06-20. Photograph © David Connor. (7/7) 
 David Connor (2026). Photograph of Polymastia boletiformis, Halecium halecinum, Ophiothrix fragilis. Site: SE Hellyhunter Rock, Cranfield Point. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_9922.jpg. Accessed on 2026-11-04