Halecium halecinum. Site: E of Black Head, Rathlin Is
 Halecium halecinum. Event number: 19830610/02. Site: E of Black Head, Rathlin Is. 1983-06-10. Photograph © Christine Howson. (10/11) 
 Christine Howson (2026). Photograph of Halecium halecinum. Site: E of Black Head, Rathlin Is. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_2177.jpg. Accessed on 2026-11-04