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*    Data Citation   *
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Pardieck, K.L., Ziolkowski Jr., D.J., Lutmerding, M., Aponte, V.I., and Hudson, M-A.R., 2020, North American Breeding Bird Survey Dataset 1966 - 2019: U.S. Geological Survey data release, https://doi.org/10.5066/P9J6QUF6.

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*    Terms of Use    *
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Users of these BBS data are obligated to formally recognize their use of the program's data in publications, presentations and other outlets. Additionally, all work using these data should acknowledge the thousands of U.S. and Canadian participants who annually perform and coordinate the survey.

It is in the best interest for the continued success of the BBS that authors submit a reprint or pdf of their work featuring BBS data to the National BBS staff for inclusion in the program's bibliography. If a publication is based solely on the analysis of BBS data, we recommend that you involve National BBS staff with the writing and/or review of the manuscript.

Thank you for supporting the BBS program and we look forward to learning of your work.

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* Data Liability Disclaimer *
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This database, identified as the North American Breeding Bird Survey Dataset, has been approved for release and publication by the U.S. Geological Survey (USGS) and the Canadian Wildlife Service of Environment Canada (EC). Although this database has been subjected to rigorous review and is substantially complete, the USGS and EC reserve the right to revise the data pursuant to further analysis and review. Furthermore, it is released on the condition that the USGS, the U.S. Government, the EC, and the Canadian Government may not be held liable for any damages resulting from its authorized or unauthorized use.

It is also strongly recommended that careful attention be paid to the contents of the metadata files associated with the dataset. Information concerning the accuracy and appropriate uses of these data may be obtained from the metadata files, or from the National Program Managers.

By typing "yes", you signify that you have thoroughly reviewed the liability statement above and agree to the terms of use.
