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This page summarizes the state of amphibians in the U.S. and highlights the major factors contributing to declines. Serious declines are occurring in the United States but the number of extinctions is not as extreme as in other parts of the world.
US GAAP Chart of Accounts. This chart of accounts is suitable for use with US GAAP. The FASB (link: fasb.org) does not define a US GAAP COA. To fill the void, this site has been publishing COAs since 2010. Professional view allows downloads all the COAs in Excel format.
The series covers amphibians and reptiles of the entire Western Hemisphere. Previously, accounts were published as loose-leaf separates; beginning in 2013 accounts are published as on-line PDFs. All accounts are open access and are available for free download at the University of Texas Library Repository.
The National Amphibian Atlas provides county-level distribution data for all amphibians in the US. The records are currently being updated. The last major update was 2021. Species by County. Species Richness Layer.
Amphibian decline is a problem of local, national, and international scope that can affect ecosystem function, biodiversity, and commerce. This fact sheet provides a snapshot of the state of the amphibians and introduces examples to illustrate the range of issues in the United States. The State of Amphibians in the United States
6 Δεκ 2012 · Amphibian decline is a problem of local, national, and international scope that can affect ecosystem function, biodiversity, and commerce. This fact sheet provides a snapshot of the state of the amphibians and introduces examples to illustrate the range of issues in the United States.
Maps of the diversity of amphibians in the USA, including endemics, threatened species, and priority conservation areas. GIS data available.