3D Interactive Model
Click left mouse on the model to tumble or rotate. right mouse to drag, thumb-wheel to zoom.
Database Information Shipwreck Walrus aka Gray’s Reef Wreck
Basic Information
Name(s) Walrus aka Grays Reef Wreck
Registry US
Official Number 26225
Vessel Type Schooner
Year Built1857
Year Sank 1868
Hull Material Wood
Masts
Engines None
Dimensions
Length 136 ft
Width 26 ft
Depth 12 ft
Vessel History
Complete Historic Information Link – https://greatlakeships.org/2906717/data?n=1 , https://greatlakes.bgsu.edu/item/479159
Wreck Site Information
Lake Michigan
State or Province Michigan
Depth 15 ft
GPS Coordinates 45° 47.880′ N 085° 13.320′ W
Site Description The site contains two sections of the side and a piece of the bow of a wooden ship. There are chain plates on one section of the side so it is assumed to be a schooner. The ship is assumed to be the Walrus but definitive identification would be difficult with such minimal remains.
Model Information
Photographer
Photographer(s) Ken Merryman
Year Captured July 2021
Time it took to capture 15 min
Modeler Information
Modeler Ken Merryman
Date Completed 8-2021
Hours of input to complete 2 hrs
Technical Information
Photography
Camera – Canon 5d Mark IV in a Nauticam Housing with an 8” Dome Port
Lens – Canon EF Zoom 8-15mm set at 15 mm
Sensor – 36.0 x24.0mm Cmos 30.4 megapixel
Multi-Camera Rig – No
Camera Propulsion – DPV,
Video or Stills – Stills
Number of images Submitted – 563
Image resolution (pixels) 6720 x4480
Lighting – Artificial & Natural
Number of lights – 4
If known Kelvin Temperature CRI 90
Light Output Lumens 2×10000, 2×5000
Model Information
Software Used Agisoft Standard Edition Version 1.7.1 Build 11797
Data Format .jpg converted from RAW
Number of Source Images used – 563
Are these images original or adjusted; Adjusted
Portion of the site covered: Complete
Publishing Restrictions
Licensing Usage Restrictions CC BY-ND
Attributed to: 3DShipwrecks.org
Resource Data in Database
Model Yes
Source Images Yes
Source CC .jpg
Number of Still Images 563
Video Clip None
Processing Report Yes
Camera Calibration .xml Yes