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Estimation & Inference Statistics

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Tiger caught in camera-trap survey

Hierarchical Models for Estimating Abundance and Occurrence of Individual Species

USGS is working to develop hierarchical models that will help analyze population-level surveys and sampling protocols, including presence-absence, point-count, multiple observer, removal, and capture-recapture.
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Ecosystems Mission Area, Wetland and Aquatic Research Center
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Hierarchical Models for Estimating Abundance and Occurrence of Individual Species

USGS is working to develop hierarchical models that will help analyze population-level surveys and sampling protocols, including presence-absence, point-count, multiple observer, removal, and capture-recapture.
Learn More