Botryllus schlosseri. Site: Greyabbey,  Strangford Lough
 Botryllus schlosseri. Event number: 20210305/01. Site: Greyabbey, Strangford Lough. 2021-03-05. Photograph © Bernard Picton. (28/34) 
 Bernard Picton (2026). Photograph of Botryllus schlosseri. Site: Greyabbey, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=_z215824.jpg. Accessed on 2026-11-04