Attributes / relations provided by
♦ ¹Diet 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)
♦ ²Feeding ecology of deep fishes in the Le Danois Bank (Cantabrian Sea, North Spain), Preciado, I., Cartes, J., Velasco, F., Olaso, I., Serrano, A., Frutos, I., Sánchez, F., nternational Symposium on Oceanography of the Bay of Biscay (Vigo, Spain) (2006)
♦ ³CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database