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1 <br />2 <br />3 <br />4 <br />5 <br />6 <br />7 <br />8 <br />9 <br />10 <br />11 <br />12 <br />13 <br />14 <br />15 <br />16 <br />17 <br />18 <br />19 <br />20 <br />21 <br />22 <br />23 <br />24 <br />25 <br />26 <br />27 <br />28 <br />TABLE OF CONTENTS <br />TABLE OF AUTHORITIES .............................................................. ............................... iii <br />INTRODUCTION ........ <br />STATUTORY BACKGROUND ..................................................................... ............................... <br />I. ENDANGERED SPECIES ACT ....................... ............................... <br />II. NATIONAL ENVIRONMENTAL POLICY ACT ............................. ............................... <br />FACTUAL BACKGROUND .......................................................................... ............................... <br />I. HUMPBACK CHUB AND ITS RIVER HABITAT ........................... ............................... <br />II. RECLAMATION'S OPERATIONS OF GLEN CANYON ............... ............................... ( <br />III. ADMINISTRATIVE AND STATUTORY RESPONSES TO RECLAMATION'S <br />DAMOPERATIONS .......................................................................... ............................... f <br />A. FWS's 1978 Biological Opinion .............................................. ............................... F <br />B. Grand Canyon Protection Act of 1992 ..................................... ............................... f <br />C. FWS's 1994 Biological Opinion And The Seasonally- Adjusted Steady Flow <br />Requirement........................................................................... ............................... 1( <br />I . The Jeopardy And Adverse Modification Finding .... ............................... R <br />2. The Reasonable And Prudent Alternative .................. ............................... I l <br />STANDARD OF REVIEW ........................................................................... ............................... E <br />ARGUMENT................................................................................................. ............................... 1 <br />I. RECLAMATION'S DAM OPERATIONS UNDER "MODIFIED LOW <br />FLUCTUATING FLOWS" VIOLATE THE ENDANGERED <br />SPECIESACT ................................................................................... ............................... 1: <br />A. Fluctuating Flows Jeopardize The Chub, Adversely Modify Its Critical <br />Habitat And Unlawfully Take Humpback Chub ................... ............................... 1 Z <br />1. Jeopardy ..................................................................... ............................... If <br />2. Adverse Modification Of Critical Habitat ................. ............................... I <br />Memorandum in Support of <br />Motion for Summary Judgment <br />i <br />