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San Francisco Bay Tidal Marsh Avian Predator Surveys, 2010

Published by U.S. Geological Survey | Department of the Interior | Catalog Last Checked: May 05, 2026 at 09:16 PM | Dataset Last Updated: November 16, 2021 at 12:00 AM
This dataset contains avian survey observations across four tidal marsh areas around San Francisco Bay. Multiple surveys were conducted around both high and low tides during the winter of 2010/11. Each survey alternated between scan and focals. During scans, all observable birds were counted. During focals, the behavior of a single, randomly selected bird was observed. Water level data was collected concurrently at each site and is provided with the avian survey data.

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