Seabirds

Below are my publications on seabirds, to view a complete list of my publications please click on the button (left).

Wilson, R.P., D.C. Duffy, M.P. Wilson and B. Araya. 1995. Aspects of the ecology of species replacement in Humbolt and Magellanic penguins in Chile. Le Gerfaut. 85: 49-61

Duffy, D.C. 1995. Why is the Double-crested Cormorant a Problem? Insights from Cormorant Ecology and Human Sociology. Colonial Waterbirds. 18 (Special Publication 1): 25-32

Duffy, D.C. 1992. Biodiversity and Research on Seabirds. Colonial Waterbirds. 15(1): 155- 158

Wilson, R.P., M.P. Wilson, D.C. Duffy, M.B. Araya and N. Klages. 1989. Diving behavior and prey of the Humboldt penguin (Spheniscus humboldti). Journal-fuer-orthnithologie. 130(1): 75-79

Duffy, D.C. 1989. Seabird foraging aggregations: a comparison of two southern upwellings. Colonial Waterbirds. 12(2): 164-179

Duffy, D. C. and Wissel. 1988. Models of fish school size in relation to environmental productivity. Ecological Modeling. 40: 201-211

Duffy, D. C. 1988. Predator-prey interactions between common terns and butterfish. Ornis Scandinavica. 19: 160-163

Duffy, D. C., Heseltine and La Cock. 1988. Food size and aggressive interactions between two species of gulls: an experimental approach to resource partitioning. Ostrich. 58: 164-167

Duffy, D.C., R.P. Wilson, and M.P. Wilson. 1987. Spatial and temporal change in the diet of the Cape cormorant off the coast of Southern Africa. The Condor. 89: 830-834

Duffy, D.C. and S. Jackson. 1986. Diet studies of seabirds: A review of methods. Colonial Waterbirds. 9: 1-17

David C. Schneider, D.C. and D.C. Duffy. 1985. Scale-dependent variability in seabird abundance. Marine Ecology Progress Series. 25: 211-218