Allen's Rock, The Maidens, surface. . Site: N of Highlandman Rock, Maidens
 Allen's Rock, The Maidens, surface. Event number: 19830525/01. Site: N of Highlandman Rock, Maidens. 1983-05-25. Photograph © Bernard Picton. (1/7) 
 Bernard Picton (2026). Photograph of Allen's Rock, The Maidens, surface. . Site: N of Highlandman Rock, Maidens. [In] Marine Biodiversity Data Portal - NI.
https://habitas.org/mbdp/sitephoto.php?item=niss_1888.jpg. Accessed on 2026-11-04