Carcinus maenas. Site: Town Rock, Killyleagh, Strangford Lough
 Carcinus maenas. Event number: 19830803/02. Site: Town Rock, Killyleagh, Strangford Lough. 1983-08-03. Photograph © David Erwin. (7/8) 
 David Erwin (2026). Photograph of Carcinus maenas. Site: Town Rock, Killyleagh, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_2683.jpg. Accessed on 2026-11-04