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Showing 1 to 1 of 1 for “"Avian, Survey Methods, Wetlands"”.
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Estimating occupancy and abundance of shorebirds through aerial surveys in the Illinois river valley
… loss and degradation in the region. Aerial surveys are commonly used to quantify waterfowl abundance and estimate population size, but few attempts have been made to evaluate aerial surveys for other guilds of wetland birds. We investigated whether aerial surveys can be used to accurately …