Attributes / relations provided by
♦ ¹Jackson, S. (1988). Diets of the white-chinned petrel and sooty shearwater in the southern Benguela Region, South Africa Condor 90, 20–28
♦ ²SPATIAL AND TEMPORAL PATTERNS OF DIET IN THE CAPE CORMORANT OFF SOUTHERN AFRICA, DAVID CAMERON DUFFY, RORY PAUL WILSON, AND MARIE PIERRE WILSON, The Condor 89:830-834 (1987)
♦ ³FEEDING ECOLOGY AND BODY SIZE DEPENDENCE ON DIET OF THE SOOTY SHEARWATER, PUFFINUS GRISEUS, IN THE NORTH PACIFIC, Kouzi SHIOMI and Haruo OGI, Proc. NIPR Symp. Polar Biol., 5, 105-113, 1992
♦ ⁴del Hoyo, J., Elliott, A., Sargatal, J., Christie, D.A. & de Juana, E. (eds.). Handbook of the Birds of the World Alive. Lynx Edicions, Barcelona.