Fabio Bulleri and Marinez Scherer Widmer helped in the fieldwork. Professor A.J. Underwood, Dr J. Scandol and the anonymous reviewers provided useful comments on previous versions of this manuscript. The author is sponsored by the Brazilian agency Capes (BEX 1229/98-2).
Bames, D.K.A. 2002. Invasions by marine life on plastic debris. Science. 416:808-809.
DUAP. 1999. Sydney Harbour and tributaries - Discussion paper, towards a vision and strategic program. Sydney: NSW Department of Urban Affairs and Planning.
Underwood, A.J., and M.G. Chapman. 1999. The role of ecology in coastal zone management: perspectives from south east Australia. In Perspectives on integrated coastal zone management, edited by W. Salomons, R. K. Tumer, L. A. Lacerda, and S. Ramachandran, 99-128. Berlin: Springer.
Willoughby, N.G., H. Sangkoyo and B.O. Lakaseru. 1997. Beach litter: an increasing and changing problem for Indonesia. Marine Pollution Bulletin. 34(6):469-478.