Attributes / relations provided by
♦ ¹THE PREDATION OF GUANO BIRDS ON THE PERUVIAN ANCHOVY (Engraulis ringens JENYNS), Romulo Jordán, CALIFORNIA COOPERATIVE OCEANIC FISHERIES INVESTIGATIONS, REPORTS VOLUME XI, 1 JULY 1963 TO 30 JUNE 1966, p. 105-109
♦ ²THE DIET OF MARKHAM’S STORM PETREL OCEANODROMA MARKHAMI ON THE CENTRAL COAST OF PERU, IGNACIO GARCÍA-GODOS, ELISA GOYA & JAIME JAHNCKE, Marine Ornithology 30: 77–83 (2002)