Mabel Macdonald – Lake Ontario Tug Shipwreck (1944)

Explore the history of the Mabel Macdonald, a tugboat that served the Great Lakes before its scuttling in 1944. A dive site rich in maritime heritage.

Shotline Diving Wreck Profile

  • Name: Mabel Macdonald
  • Type: Tugboat
  • Year Built: 1892
  • Builder: Toronto, Ontario
  • Dimensions: 54 ft (16.5 m); 12 ft; 8 ft
  • Registered Tonnage: 42 tons
  • Location: Lake Ontario
  • Official Number: 100037
  • Original Owners: A. Manning et al., Randolph Macdonald Co., Dickson & McGragh, W. Hand, Russell Construction Co.

Wreck Location Map

Vessel Type

Vessel Type: Tugboat

Description

The Mabel Macdonald was a small screw-propelled tugboat built in 1892 in Toronto, Ontario. Measuring 54 feet in length, 12 feet in beam, and 8 feet in depth, the tug had a gross tonnage of 42 tons. It was powered by an engine (16×20) built by Knight & Son, making it efficient for maneuvering vessels in tight waterways.

History

The Mabel Macdonald changed ownership several times throughout its operational life. From 1895 to 1901, it was owned by A. Manning et al. in Toronto. In 1917, it was transferred to the Randolph Macdonald Co., and in 1921, sold to Dickson & McGragh. By 1928, it was owned by W. Hand of Port Dalhousie, and in 1931, it was renamed R.C. Co. No.3 after being acquired by the Russell Construction Co. in 1935.

Significant Incidents

  • 1895-1901: Owned by A. Manning et al. in Toronto, serving as a working tugboat.
  • 1917: Ownership transferred to the Randolph Macdonald Co.
  • 1921: Sold to Dickson & McGragh.
  • 1928: Ownership changed to W. Hand of Port Dalhousie.
  • 1931-1935: Renamed R.C. Co. No.3 under Russell Construction Co.

Final Disposition

The Mabel Macdonald was scuttled on December 29, 1944 in Lake Ontario. Scuttling was a common method for disposing of old vessels, serving to clear space in harbors and sometimes creating artificial reefs.

Current Condition & Accessibility

The current condition of the wreck is not documented, but it is important for divers to respect the site and engage in no-touch documentation methods. Remember to leave only bubbles and take only memories.

Resources & Links

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The legacy of the Mabel Macdonald is a testament to the vital role of tugboats in the Great Lakes maritime economy. Its history reflects the evolution of shipping and the importance of these vessels in facilitating trade and transportation.

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Full Wreck Record — complete historical article, construction details, voyage logs, incident reports, dive conditions, and all research sources.

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