Nemertesia antennina, Modiolus modiolus, Botryllus</i> sp.<i>. Site: Skerries Roadstead, Portrush
 Nemertesia antennina, Modiolus modiolus, Botryllus sp.. Event number: 19850723/02. Site: Skerries Roadstead, Portrush. 1985-07-23. Photograph © Ulster Museum. (2/14) 
 Ulster Museum (2026). Photograph of Nemertesia antennina, Modiolus modiolus, Botryllus sp.. Site: Skerries Roadstead, Portrush. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_11329.jpg. Accessed on 2026-11-04