Halichondria panicea. Site: N of Sketrick Island,  Strangford Lough
 Halichondria panicea. Event number: 20200115/01. Site: N of Sketrick Island, Strangford Lough. 2020-01-15. Photograph © Bernard Picton. (10/47) 
 Bernard Picton (2026). Photograph of Halichondria panicea. Site: N of Sketrick Island, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=_b204187.jpg. Accessed on 2026-11-04