Mapping and Assessing Rhode Island’s Historic Submarines Using Synthetic Aperture Sonar

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Image and Video Gallery

This page contains photos and videos associated with the Mapping and Assessing Rhode Island’s Historic Submarines Using Synthetic Aperture Sonar project. Click on any image or video to view a larger version and for additional information.

USS L-8 3D Imagery

Video showing three-dimensional bathymetry and Synthetic Aperture Sonar imagery of the USS L-8 submarine.

KATFISH™ System

Kraken KATFISH™ and Tentacle™ intelligent Winch System aboard R/V Discovery.

USS G-1

Submarine USS G-1 off the submarine base in New London/Groton, Connecticut, circa 1918.

USS G-1 SAS Image

Synthetic Aperture Sonar image of the USS G-1 collected by the KATFISH™ system.

USS L-8

Submarine L-8 in dry dock at the Portsmouth Navy Yard, Kittery, Maine, in 1917.

USS L-8 SAS Image

Synthetic Aperture Sonar imagery of the USS L-8, developed using data collected using the KATFISH™ system.

USS L-8 SAS Image

Three-dimensional Synthetic Aperture Sonar image of the USS L-8 submarine, developed from data collected by the KATFISH™ system.

USS L-8 Bathymetry

Three-dimensional bathymetric image of the USS L-8 submarine, developed from data collected by the KATFISH™ system.

USS Fairmont

USS Fairmont, later renamed Black Point, in harbor on a winter day, circa 1918-1919.

U-853 SAS Image

Synthetic Aperture Sonar imagery of the German U-853, showing that the submarine is largely intact.

Black Point SAS Image

SAS imagery of the Black Point showing that the hull, including the bow, of the ship is largely intact and rests upside down on the seafloor.

Black Point SAS Image

Image showing the location of the main wreckage of the Black Point relative to a smaller section of the ship's stern.