First comprehensive list of non-native species established in three major regions of the United States

Part of a figure from Simpson and Eyler (2018) portraying numbers of non-native taxa in regions of Alaska.

The report was published on November 6 and includes records of non-native terrestrial invertebrates in Alaska.

Report:
Simpson, A. & Eyler, M. C. 2018. First comprehensive list of non-native species established in three major regions of the United States. Open-File Report 2018-1156. U.S. Department of the Interior, U.S. Geological Survey.  https://doi.org/10.3133/ofr20181156

Data:
Simpson, A.; Eyler, M. C.; Cannister, M.; Libby, R.; Kozlowski, N.; Sellers, E. & Guala, G. F. 2018. Dataset of the first comprehensive list of non-native species established in three major regions of the United States: U.S. Geological Survey data release. U.S. Department of the Interior, U.S. Geological Survey. https://doi.org/10.5066/P9E5K160