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The purpose of this assessment is to make an "effects determination" for the Barton Springs salamander (Eurycea sosorum) by evaluating the potential direct and indirect effects of the herbicide atrazine on the survival, growth, and reproduction of this Federally endangered species. This assessment was completed in accordance with the U.S. Fish and Wildlife Service (USFWS) and National Marine Fisheries Service (NMFS) Endangered Species Consultation Handbook (USFWS/NMFS, 1998), the August 5, 2004 Joint Counterpart Endangered Species Act Section 7 Consultation Regulations specified in 50 CFR Part 402 (USFWS/NMFS, 2004a; FR 69 47732-47762), and procedures outlined in the Agency's Overview Document (U.S. EPA, 2004). Open Access - Permission by Publisher See Extended description for more information.
Eliza Spring (Travis County, Texas, United States), Old Mill Spring (Travis County, Texas, United States), Upper Barton Spring (Travis County, Texas, United States), Biology
U.S. Environmental Protection Agency
"Risks of atrazine use to Federally listed endangered Barton Springs salamanders (Eurycea sosorum)" (2006). KIP Data Sets and Technical Reports. 116.