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UNITID STATES DEPARTMII~TTI' OF THE INTERIOR <br />FLSH AND WILDLIFE SERVICE <br />F,COLOGICAL SFRVICES_ . - ..-.,-- <br />Cobrado State O~er~ ' ~ '~ ; ; <br />730 Simms Street, Suite 290 _ _., ~ • ~ n. c,'~ <br />Golden, CO 80401 '_ ~ ~ ~~~ '"' - <br />Phone: (303) 231-5280 <br />IN REPLY REFER TO: <br />FWS/GJ-6-CO-92-F-020 <br />Memorandum <br />III IIIIIIIIIIIIIIII <br />AA~wnw <br />~~ <br />ri ^ <br />FAX (303),231.5285 <br />FEB 0 3 ]993 (r""~ '• r • <br />• I <br />' ~c~ i;93 J <br />,,..._. <br />J <br />To: Stephen F. Manger, Chief, Reclamation Sciences Section, Office of <br />Surface Mining, Denver, Colorado <br />From: Colorado State Supervisor, Eco cal Serv_ic F' h and Wildlife <br />Service, Golden, Colorado G~{a/J <br />Subject: Final Biological Opinion - Permit o mine the Sanborn East Tract <br />under federal Coal Lease COC-5351 Somerset Coal Mine, Somerset <br />Colorado <br />In accordance with Section 7 of the Endangered Species Act of 1973, as amended <br />(16 U.S.C. 1531 et seg.) and the Interagency Cooperation regulations (50 CFR <br />402), this transmits the Fish and Wildlife Service's (Service) Biological <br />• Opinion for impacts to federally listed endangered species. This opinion is <br />provided to you as the lead Federal agency regarding Section 7 consultation on <br />this project. Copies of this opinion are being provided to the above <br />referenced applicant since the Service has incorporated Conservation Measures <br />that should be included as conditions of any permits issued by the Office of <br />Surface Mining for this project. <br />Reference is made to your December 11, 1992, letter requesting initiation of <br />formal consultation for the subject project. The Service concurs that the <br />annual depletion of water from the Colorado River "may affect" the endangered <br />Colorado squawfish (Ptvchocheilus Lucius), humpback chub (Gila cvaha), <br />bonytail chub (Gila eleaans), and razorback sucker (Xyrauchen texanus). <br />BIOLOGICAL OPINION <br />Based upon the best scientific and commercial information that is currently <br />available, it is the Service's Biological Opinion that the proposed project, <br />as described below, is not likely to jeopardize the continued existence of the <br />Colorado squawfish, humpback chub, bonytail chub or razorback sucker provided <br />that the Conservation Measures described in this document are implemented. In <br />a letter dated December 22, 1992, the Somerset Mining Company agreed to <br />• <br />