Cereus pedunculatus, Ophiocomina nigra. Site: S Green Island, Carlingford Lough
 Cereus pedunculatus, Ophiocomina nigra. Event number: 19840607/05. Site: S Green Island, Carlingford Lough. 1984-06-07. Photograph © David Connor. (1/2) 
 David Connor (2026). Photograph of Cereus pedunculatus, Ophiocomina nigra. Site: S Green Island, Carlingford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_6595.jpg. Accessed on 2026-11-04