Literature
- Leopold M.F. and Van Damme C.J.G., in prep. Cormorants and polychaetes: can worms be a main prey of a piscivorous seabird?. Marine Ornithology manuscript. .
- Silva M.A. 1999. Diet of Common Dolphins, Delphinus delphis, off the Portuguese continental coast. J. Mar. Biol. Ass. U.K. 79: 531-540.