Attributes / relations provided by
♦ ¹CephBase - Cephalopod (Octopus, Squid, Cuttlefish and Nautilus) Database
♦ ²Winter Diet of Atlantic Puffins (Fratercula arctica) in the Northeast Atlantic, Knud Falk, Jens-Kjeld Jensen and Kaj Kampp, Colonial Waterbirds, Vol. 15, No. 2 (1992), pp. 230-235
♦ ³Feeding 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)