Halichondria bowerbanki, Corella parallelogramma. Site: NW of Long Rock, Holm Bay, Strangford Lough 
 Halichondria bowerbanki, Corella parallelogramma. Event number: 19800611/03. Site: NW of Long Rock, Holm Bay, Strangford Lough. 1980-06-11. Photograph © Ulster Museum. (3/3) 
 Ulster Museum (2026). Photograph of Halichondria bowerbanki, Corella parallelogramma. Site: NW of Long Rock, Holm Bay, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_1257.jpg. Accessed on 2026-11-04