3D Interactive Model
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Database Information Shipwreck John and Alex
Basic Information
Name(s) John and Alex
Registry CA
Official Number
Vessel Type Fish Tug
Year Built 1924
Year Sank 1947
Hull Material Wood
Engines None
Dimensions
Length 59 ft
Width ft
Depth ft
Vessel History
Complete Historic Information Link – https://www.diversden.ca/the-tugs/ ; https://twitter.com/blueheroncomp/status/596347884972433409?lang=en
Wreck Site Information
Lake Huron
State or Province Ontario
Depth 15′ to 40′
GPS Coordinates 45° 15.501′ N 081° 39.662′ W
Site Description The wreck is mostly disarticulated wreckage although there are intact portions of the bottom and sides of the ship. The John & Alex is one of four tug wrecks that can be dived from shore from a dive platform complete with changing facilities in Little Tub Harbor.
Model Information
Photographer
Photographer(s) Andrew Goodman
Year Captured July 2022
Time it took to capture 10 min
Modeler Information
Modeler Ken Merryman
Date Completed 1-2023
Hours of input to complete 6 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 – 583
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 Metashape Professional Version 1.8.0 Build 13794
Data Format .jpg converted from RAW
Number of Source Images used – 583
Are these images original or adjusted; Adjusted
If Scale Bars, calibration length –
Portion of the site covered: Complete
Publishing Restrictions
Licensing Usage Restrictions CC BY-ND
Attributed to: Andrew Goodman for 3DShipwrecks.org
Resource Data in Database
Model Yes
Source Images Yes
Source CC .jpg
Number of Still Images 583
Video Clip None
Processing Report Yes
Camera Calibration .xml Yes