3D Interactive Model

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Database Information Shipwreck Charles J. Kershaw

Basic Information

Name(s)  Charles J. Kershaw
Registry  US
Official Number 125251
Vessel Type Propeller
Year Built 1874
Year Sank
Hull Material Wood
Engines None on site


Length  223 ft
Width  37 ft
Depth  20 ft

Vessel History

Complete Historic Information Linkhttps://greatlakes.bgsu.edu/item/436179 ; https://www.michiganpreserves.org/marquette-underwater-preserve/

Wreck Site Information

Lake Superior
State or Province Michigan
25 ft
GPS Coordinates 46°30.582’N 087°21.803’W
Site Description The shipwreck lies broken and flattened in shallow water. The portion of the wreck visible in the model is the forward portion of the port side. Two shelves, knees and the futtocks near the bow are visible in the model. The boiler is nearby but not in the model and was not seen at the time of the survey.

Model Information


Photographer(s) Andrew Goodman
Year Captured August 2023
Time it took to capture 20 min

Modeler Information

Modeler Kayla Martin
Date Completed 3-2024
Hours of input to complete 3 hrs

Technical Information


Camera – Canon 5d Mark IV in a Nauticam Housing with an 8” Dome Port
Lens – Canon EF Zoom 8-15mm set at 15 mm
Multi-Camera Rig – No
Camera Propulsion – DPV
Video or Stills – Stills
Number of images Submitted – 938
Image resolution (pixels) 6720 x4480
Lighting – Artificial & Natural
Number of lights – 4
Light Output Lumens 2×10000, 2×5000

Model Information

Software Used Agisoft Metashape Professional Version 2.1.0 build 17532
Data Format .jpg converted from RAW
Number of Source Images used – 938
Are these images original or adjusted; Adjusted
If Scale Bars, calibration length – 3.0 ft
Portion of the site covered: Complete except for boiler

Publishing Restrictions

Licensing Usage Restrictions CC BY-ND
Attributed to: Andrew Goodman and Kayla Martin of 3DShipwrecks.org

Resource Data in Database

Model  Yes
Source Images  Yes
Source CC .jpg
Number of Still Images 938
Video Clip None
Processing Report Yes
Camera Calibration .xml Yes