5-Year Reviews of 23 Southwestern Species

We, the U.S. Fish and Wildlife Service (Service), announce 5- year reviews of 23 southwestern species listed under the Endangered Species Act of 1973 (Act). The purpose of reviews conducted under this section of the Act is to ensure that the classification of species as threatened or endangered on the List of Endangered and Threatened Wildlife and Plants is accurate. The 5-year review is an assessment of the best scientific and commercial data available at the time of the review.