Attributes / relations provided by
♦ ¹Diet of the blue marlin, Makaira nigricans, off the south coast of Portugal, Pedro Veiga, José Xavier, Carlos Assis and Karim Erzini
♦ ²Feeding habits and trophic levels of Mediterranean fish, Konstantinos I. Stergiou & Vasiliki S. Karpouzi, Reviews in Fish Biology and Fisheries 11: 217–254, 2002