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Declining scaup populations: issues, hypotheses, and research needs
Austin, J. E., Afton, A. D., Anderson, M. G., Clark, R. G., Custer, C. M., Lawrence, J. S., Pollard, J. B., and Ringelman, J. K., 2000, Declining scaup populations: issues, hypotheses, and research needs: Wildlife Society Bulletin, v. 28, no. 1, p. 254-263.
Keywords: Aythya affinis, Aythya marila, Management, Population, Research needs, Trends
U.S. Department of the Interior | U.S.
Geological Survey
URL: http://www.umesc.usgs.gov/documents/publications/2000/austin_a_2000.html
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