Didemnum vexillum. Site: Ballydorn Light Ship
 Didemnum vexillum. Event number: 20220921/02. Site: Ballydorn Light Ship. 2022-09-21. Photograph © Bernard Picton. (7/9) 
 Bernard Picton (2026). Photograph of Didemnum vexillum. Site: Ballydorn Light Ship. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=_z222699.jpg. Accessed on 2026-11-03