Echinus esculentus. Site: N of Otter Rock, Gid Point
 Echinus esculentus. Event number: 19830518/01. Site: N of Otter Rock, Gid Point. 1983-05-18. Photograph © David Erwin. (1/17) 
 David Erwin (2026). Photograph of Echinus esculentus. Site: N of Otter Rock, Gid Point. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_1689.jpg. Accessed on 2026-11-04