Cystoclonium purpureum. Site: NW Buoy No 11a, Carlingford Lough
 Cystoclonium purpureum. Event number: 19840608/03. Site: NW Buoy No 11a, Carlingford Lough. 1984-06-08. Photograph © Christine Howson. (1/8) 
 Christine Howson (2026). Photograph of Cystoclonium purpureum. Site: NW Buoy No 11a, Carlingford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_6670.jpg. Accessed on 2026-11-04