Haliclona viscosa. Site: E of Sheep Is, Ballintoy
 Haliclona viscosa. Event number: 19830519/06. Site: E of Sheep Is, Ballintoy. 1983-05-19. Photograph © Christine Howson. (13/14) 
 Christine Howson (2026). Photograph of Haliclona viscosa. Site: E of Sheep Is, Ballintoy. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_1771.jpg. Accessed on 2026-11-04