Botryllus schlosseri. Site: Pig Island, Strangford Lough
 Botryllus schlosseri. Event number: 20220420/01. Site: Pig Island, Strangford Lough. 2022-04-20. Photograph © Christine Morrow. (2/4) 
 Christine Morrow (2026). Photograph of Botryllus schlosseri. Site: Pig Island, Strangford Lough. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=img_5706.jpg. Accessed on 2026-11-03