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G <br />TABLE OF CONTENTS <br />PREFACE .......... <br />EXECUTIVE SUMMARY <br />TABLE OF CONTENTS ................................ ............................... vl <br />INTRODUCTION..................................... ............................... 1 <br />STUDY AREA ....................................... ............................... 2 <br />DISCUSSION....................................... ............................... 2 <br />5.1 Develop Interim Management Objectives for the Endangered Fish Species and <br />the Native Fish Community of the San Juan River . ............................. 4 <br />I� <br />5.1.1. Colorado Squawfish Population Goal (Milestone) . 4 <br />5.1.2. Razorback Sucker Population Goal (Milestone) . ........................ 4 <br />5.1.3. Other Native Fishes Population Goals (Diversity, Abundance, <br />Distribution) ( Milestone) ............. ............................... 4 <br />5.1.4. Evaluate, Integrate, and Report Research Findings Annually and <br />Make Recommendations Based upon These Findings .................... 4 <br />5.2 Identify, Protect, and Restore Habitats within the San Juan River Basin Necessary for <br />Recovery of the Endangered Fish Species and Management of the Native Fish <br />Community. ............................ ............................... 5 <br />5.2.1. Characterize Historic and Current Stream Channel Geomorphology and <br />Associated Riparian Zones . ......... ............................... 5 <br />5.2.2. <br />Determine Changes in Channel Morphology from Historical Conditions with <br />Changes in Flow Regime ........... ............................... <br />12 <br />5.2.3. <br />Quantify and Compare / Contrast Available Aquatic Habitats <br />as a Response(s) to Natural and Manipulated Flows . ................... <br />13 <br />5.2.4. <br />Model Flow and Habitat Relationships . ............................... <br />16 <br />` - - 5.2.5. <br />Determine and Monitor Habitat Use of Endangered <br />and Other Native Fishes . .......... ............................... <br />17 <br />5.2.6. <br />Identify Limiting Habitats (Milestone) ................................. <br />28 <br />5.2.7. <br />Identify, Recommend, and Implement Flows Designed to Maximize and <br />Maintain Suitable Habitats for All Life Stages of Endangered and <br />Other Native Fish Species ( Milestone) . ............................... <br />30 <br />5.2.8. <br />Obtain Legal Protection for Flows Identified to Recover Endangered <br />Fish Species (Milestone) . .......... ............................... <br />31 <br />5.2.9. <br />Determine the Need for, and If Necessary, Implement Actions Designed to <br />Accomplish Nonflow Physical Habitat Modification for Recovery of <br />Endangered Fish Species . ......... ............................... <br />31 <br />San Juan River Recovery Implementation Program December 1997 <br />vi PR -602 -1 <br />Summary Report <br />