This document was prepared to address new information and other changes that became available after the biological opinion (BO) for the proposed Rosemont Copper Project was issued by the U.S. Fish and Wildlife Service (USFWS) on October 30, 2013. The purpose of this supplemental biological assessment (SBA) is to provide information to the USFWS concerning additional information and changes since the issuance of the biological assessment (BA) (dated June 2012) and the two previous SBAs (dated October 2012 and February 2013).
Third Supplement to the Biological Assessment for the Rosemont Copper Project
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