Point Counts of Birds in Bottomland Hardwood Forests of the Mississippi Alluvial Valley: Duration, Minimum Sample Size, and Points Versus Visits

Winston Paul Smith; Daniel J. Twedt; David A. Wiedenfeld; Paul B. Hamel; Robert P. Ford; Robert J. Cooper

doi:10.2737/SO-RP-274

Point Counts of Birds in Bottomland Hardwood Forests of the Mississippi Alluvial Valley: Duration, Minimum Sample Size, and Points Versus Visits

Informally Refereed

Authors:	Winston Paul Smith, Daniel J. Twedt, David A. Wiedenfeld, Paul B. Hamel, Robert P. Ford, Robert J. Cooper
Year:	1993
Type:	Research Paper (RP)
Station:	Southern Research Station
DOI:	https://doi.org/10.2737/SO-RP-274
Source:	Res. Pap. SO-274. New Orleans, LA: U.S. Department of Agriculture, Forest Service, Southern Forest Experiment Station. 21 p.

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Abstract

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.

Keywords

Census, neotropical migrant birds, power method, sampling protocol.

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.