. Site: SW of Big Rocky Knowe, Strangford Lough
 Event number: 19800624/02. Site: SW of Big Rocky Knowe, Strangford Lough. 1980-06-24. Photograph © Ulster Museum. (1/21) 
 Ulster Museum (2026). Photograph of Site: SW of Big Rocky Knowe, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_1428.jpg. Accessed on 2026-11-04