Literature
  • di Natale 1987
  • Mammiferes. Baleines, dauphins, marsouins et phoques, pp. 1439-1472. In: Fiches FAO d'Identification des Especes Pour les Besoins de la Peche. Mediterranee et Mer Noire, Volume II: Vertebres (W. Fischer, M. Schneider, and M. L. Bauchot, eds). Food and Agricultural Organization of the United Nations. 1529 pp.
  • Northridge 1984
  • World review of interactions between marine mammals and fisheries. FAO Fisheries Technical Paper 251: 190 pp.
  • Northridge 1991
  • An updated world review of interactions between marine mammals and fisheries. FAO Fisheries Technical Paper 251 (Supple. 1): 58 pp.