To compare efficacy of point count sampling in bottomland hardwood forests, duration of point count, number of point counts, number of visits to each point during a breeding season, and minimum sample size are examined.
Citation: Smith, Winston Paul; Twedt, Daniel J.; Wiedenfeld, David A.; Hamel, Paul B.; Ford, Robert P.; Cooper, Robert J. 1993. Point Counts of Birds in Bottomland Hardwood Forests of the Mississippi Alluvial Valley: Duration, Minimum Sample Size, and Points Versus Visits. Res. Pap. SO-274. New Orleans, LA: U.S. Department of Agriculture, Forest Service, Southern Forest Experiment Station. 21 p.
Keywords: Census, neotropical migrant birds, power method, sampling protocol.
Posted Date: January 1, 2000
Modified Date: April 26, 2007
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