Alcyonidium diaphanum, Ophiothrix fragilis, Polybius holsatus. Site: Neil's Reef, Strangford Lough
 Alcyonidium diaphanum, Ophiothrix fragilis, Polybius holsatus. Event number: 19820520/01. Site: Neil's Reef, Strangford Lough. 1982-05-20. Photograph © Christine Howson. (13/17) 
 Christine Howson (2026). Photograph of Alcyonidium diaphanum, Ophiothrix fragilis, Polybius holsatus. Site: Neil's Reef, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_0116.jpg. Accessed on 2026-11-04