TABLE OF CONTENTS 



Page 



LIST OF TABLES iii 



LIST OF FIGURES iv 



EXECUTIVE SUMMARY v 



1.0 INTRODUCTION 1 



1 . 1 History of Disposal Activity at the Historical Bridgeport Disposal Site . . 1 



2.0 METHODS 5 



2.1 Navigation 5 



2.2 Side-scan Sonar Survey 5 



2.3 REMOTS® Sediment-Profile Photography 5 



3.0 RESULTS 9 



3.1 Side-scan Sonar 9 



3.2 REMOTS® Sediment-Profile Photography 9 



3.2.1 Sediment Features 12 



3.2.2 Surface Boundary Roughness 12 



3.2.3 Apparent Redox Potential Discontinuity Depth 15 



3.2.4 Infaunal Successional Stage 15 



3.2.5 Organism-Sediment Index 16 



3.2.6 Apparent Relic Dredged Material 16 



3.2.7 General Observations 20 



4.0 DISCUSSION 21 



5.0 CONCLUSIONS AND RECOMMENDATIONS 23 



6.0 REFERENCES 24 



INDEX 

 APPENDIX 



