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USGS Coastal and Marine Geology Program

High-Resolution Geologic Mapping of the Inner Continental Shelf: Boston Harbor and Approaches, Massachusetts

Title Page / Table of Contents / List of Figures / Introduction / Maps / Data Collection/Processing / Interpretation / Acknowledgments / Appendix 1 / Appendix 2 / Appendix 3 /


Figure 4.9. Photographs of the sea floor along the navigation channel, showing the transition for fine-grained mud in the inner harbor to a gravel pavement in the outer harbor.

Figure 4.9. Photographs of the sea floor along the navigation channel, showing the transition for fine-grained mud in the inner harbor to a gravel pavement in the outer harbor (stations 101, 70, 53, 54, and 44). See Figure 4.3 for station locations.  See Appendix 3 for more photographs at these stations. The field of view of each image is approximately 50 cm wide.

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