Monitoring Bird Populations by Point Counts

Monitoring Bird Populations by Point Counts

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Point counts of birds are the most widely used quantitative method and involve an observer recording birds from a single point for a standardized time period. In response to the need for standardization of methods to monitor bird populations by census, researchers met to present data from various investigations working under a wide variety of conditions, and to examine various aspects of point count methodology. Statistical aspects of sampling and analysis were discussed and applied to the objectives of point counts. The final chapter presents these standards and their applications to point count methodology.The use of longer periods effectively increases the number of comparable hours for sampling per field day, probably ... The duration, number, and scheduling of individual count periods can be expected to influence this techniquea#39;s ability toanbsp;...


Title:Monitoring Bird Populations by Point Counts
Author: C. John Ralph, John R. Sauer, Sam Droege
Publisher:DIANE Publishing - 1998-05
ISBN-13:

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