Endangered and Threatened Wildlife and Plants; Designation of Critical Habitat for Berberis nevinii (Nevin's barberry)

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We, the U.S. Fish and Wildlife Service (Service), announce the reopening of the comment period on the proposed designation of critical habitat for Berberis nevinii (Nevin's barberry) under the Endangered Species Act of 1973, as amended (Act). We are also using this comment period to announce revisions to proposed critical habitat subunits 1B, 1D, and 1E as described in the proposed rule published in the Federal Register on February 6, 2007, and announce the availability of the draft economic analysis for the proposed critical habitat designation and an amended Required Determinations section of the proposal. The draft economic analysis estimates potential costs to be approximately $169,000 to $172,000 in undiscounted dollars over a 20-year period in areas proposed as critical habitat and approximately $1.7 to $433.5 million in undiscounted dollars over a 20-year period (or 40-year period for impacts related to management of Vail Lake) in areas proposed for exclusion from critical habitat under section 4(b)(2) of the Act. We are reopening the comment period to allow all interested parties to comment simultaneously on the proposed rule, our revisions to the proposed rule, the associa