TABLE OF CONTENTS 



Page 



LIST OF FIGURES iv 



EXECUTIVE SUMMARY viii 



LO INTRODUCTION 1 



1 . 1 Background 1 



1.2 CLIS95 4 



L3 CLIS94 4 



L4 NHAV93 6 



L5 MQR Mound 6 



1 .6 CLIS Reference Areas 7 



1 .7 Objectives and Predictions 7 



2.0 METHODS 9 



2. 1 Survey Area 9 



2.2 Navigation 9 



2.3 Bathymetric Data Collection and Processing 11 



2.4 REMOTS® Sediment-Profile Photography 13 



3.0 RESULTS 14 



3.1 CLIS 95 Mound 14 



3.1.1 Bathymetry 14 



3.1.2 REMOTS® Sediment-Profile Photography 20 



3.1.2.1 Sediment Grain Size and Stratigraphy 20 



3.1.2.2 Benthic Community Assessment 20 



3.2 CLIS 94 Mound 23 



3.2.1 Bathymetry 23 



3.2.2 REMOTS® Sediment-Profile Photography 23 



3.2.2.1 Sediment Grain Size and Stratigraphy 23 



3.2.2.2 Benthic Community Assessment 30 



3.3 NHAV 93 Mound 30 



3.3.1 Bathymetry 30 



3.3.2 REMOTS® Sediment-Profile Photography 36 



3.3.2. 1 Sediment Grain Size and Stratigraphy 36 



3.3.2.2 Benthic Community Assessment 40 



3.4 MQR Mound 40 



3.5 CLIS Reference Areas 45 



3.5.1 Sediment Grain Size and Stratigraphy 45 



3.5.2 Benthic Community Assessment 45 



