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    Author(s): Debra A. Patla; Charles R. Peterson; Paul Stephen Corn
    Date: 2009
    Source: Proceedings of the National Academy of Sciences, USA. 106(9): E22.
    Publication Series: Miscellaneous Publication
    PDF: Download Publication  (85 B)


    We conduct long-term amphibian monitoring in Yellowstone National Park (YNP) (1) and read McMenamin et al.'s article (2) with interest. This study documents decline in the extent of seasonal wetlands in the Lamar Valley of YNP during extended drought, but the conclusion, widely reported in the media, of "severe declines in 4 once-common amphibian species," is unsupported. This study wrongly defines sites occupied by one nonbreeding individual as "populations

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    Patla, Debra A.; Peterson, Charles R.; Corn, Paul Stephen. 2009. Amphibian decline in Yellowstone National Park. Proceedings of the National Academy of Sciences, USA. 106(9): E22.


    amphibian monitoring, seasonal wetlands, Lamar Valley, Yellowstone National Park

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