Attributes / relations provided by
♦ ¹Jorrit H. Poelen, James D. Simons and Chris J. Mungall. (2014). Global Biotic Interactions: An open infrastructure to share and analyze species-interaction datasets. Ecological Informatics.
♦ ²Distribution and feeding ecology of Raja radiata in the northeastern North Sea and Skagerrak (Norwegian Deep), J. E. Skjæraasen, and O. A. Bergstad, ICES Journal of Marine Science, 57: 1249–1260. 2000
♦ ³Feeding habits of Cataetyx alleni (Pisces: Bythitidae) in the deep western Mediterranean, MAITE CARRASSÓN and JESÚS MATALLANAS, SCI. MAR., 66 (4): 417-421 (2002)
♦ ⁴Diets of deep-sea macrourid fishes in the western Mediterranean, M. Carrassón, J. Matallanas, Mar Ecol Prog Ser 234: 215–228, 2002
♦ ⁵Predator-Prey Relationships and Food Sources of the Skagerrak Deep-Water Fish Assemblage, O. A. Bergstad, Å. D. Wik and Ø. Hildre, J. Northw. Atl. Fish. Sci., Vol. 31, 2003, pp. 165-180
♦ ⁶Food of Northwest Atlantic Fishes and Two Common Species of Squid, Ray E. Bowman, Charles E. Stillwell, William L. Michaels, and Marvin D. Grosslein, NOAA Technical Memorandum NMFS-NE-155 (2000)
♦ ⁷Feeding Habits of Fish Species Distributed on the Grand Bank, Concepción González1, Xabier Paz, Esther Román, and María Hermida, NAFO SCR Doc. 06/31, Serial No. N5251 (2006)
♦ ⁸Diet comparison of four ray species (Raja clavata, Raja brachyura, Raja montagui and Leucoraja naevus) caught along the Portuguese continental shelf, Inês Farias, Ivone Figueiredo, Teresa Moura, Leonel Serrano Gordo, Ana Neves and Bárbara Serra-Pereira, Aquat. Living Resour. 19, 105–114 (2006)
♦ ⁹Gibson, D. I., Bray, R. A., & Harris, E. A. (Compilers) (2005). Host-Parasite Database of the Natural History Museum, London