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

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

doi:10.2737/SO-RP-274

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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 Smith, Daniel J. Twedt, David A. Wiedenfeld, Paul Hamel, Robert P. Ford, Robert J. Cooper

Year:

1993

Type:

Research Paper

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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Download (PDF 511 KB): https://research.fs.usda.gov/download/treesearch/1830.pdf

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.