Workshop Report on Characterizing Ecological Risk at the

1,29

MB

Watershed Scale

100

stron

5910

ID

UNITED STATES ENVIRONMENTAL PROTECTION AGENCY

2000

rok

CONTENTS

LIST OF TABLES AND FIGURES v

FOREWORD . vii

AUTHORS AND REVIEWERS . viii

SECTION ONE - INTRODUCTION . 1-1

1.1 Background and Purpose 1-1

1.2 Workshop Organization . 1-1

1.3 Charge Questions 1-2

SECTION TWO - DISCUSSION AND RECOMMENDATIONS 2-1

2.1 Synthesis of Discussion Points and General Recommendations 2-1

SECTION THREE - SUMMARY OF OPENING PRESENTATIONS 3-1

3.1 Welcome and Introductory Comments on Place-Based Ecological Assessments 3-1

3.2 Workshop Goals and Approach . 3-2

3.3 Risk Characterization Summary . 3-3

3.4 Traditions of Environmental Management and Their Implications 3-7

SECTION FOUR - WATERSHED CASE STUDY PRESENTATIONS . 4-1

4.1 Big Darby Creek . 4-1

4.2 Middle Platte 4-10

4.3 Waquoit Bay 4-11

4.4 Middle Snake 4-12

4.5 Clinch Valley 4-14

SECTION FIVE - FACILITATOR PRESENTATIONS 5-1

5.1 Jack Gentile, Center for Marine and Environmental Analysis, University of Miami . 5-1

5.2 William Smith, Yale School of Environment and Forestry Studies, Yale Universi5ty-2

5.3 Patrick Bourgeron, INSTAAR University of Colorado, Colorado State University 5-3

SECTION SIX - BREAKOUT SESSION SUMMARIES . 6-1

6.1 Breakout Team 1 6-1

6.2 Breakout Team 2 6-4

6.3 Breakout Team 3 6-

REFERENCES R-1

APPENDIX A: List Of Workshop Participants A-1

APPENDIX B: Workshop Agenda B-1

APPENDIX C: Ecological Risk Assessment Guidelines, Section on Risk Characterization . C-1