Obelia geniculata. Site: North of The Giants Causeway
 Obelia geniculata. Event number: 19820730/04. Site: North of The Giants Causeway. 1982-07-30. Photograph © Bernard Picton. (1/8) 
 Bernard Picton (2026). Photograph of Obelia geniculata. Site: North of The Giants Causeway. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_0475.jpg. Accessed on 2026-11-04