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High-Resolution Geologic Mapping of the Inner Continental Shelf: Nahant to Gloucester, Massachusetts

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Title Page

Table of Contents
List of Figures
Data Collection
and Processing
Geologic Interpretation


Geographic Information
Sediment Texture
Bottom Photographs
Seismic Profiles

Table of Contents

Table of Contents

Section 1: Introduction

Section 2: Maps

Section 3: Data Collection and Processing

  • Field program
  • Interferometric Sonar
  • Sidescan Sonar
  • Seismic-Reflection Profiling
  • Ground Validation
  • Geophysical Data Processing

Section 4: Geologic Interpretation

  • Setting
  • Mapping Seafloor Geology
  • Multivariate Analysis
  • Physiographic Zones
    • Nearshore Basin
    • Rocky Zone
    • Shelf Valley
    • Nearshore Ramp
    • Bay-Mouth Shoal
  • Bottom Sediment Texture
  • Geologic Framework and Late Quaternary Evolution
  • Summary

Reference Cited


Appendix I: Geographic Information System

  • Description of layers
  • Strategy to download coverages
  • Links to metadata

Appendix II: Textural analyses

Appendix III: Bottom Photographs

Appendix IV: Seismic reflection profiles

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