What is the length from Burlington Bay Light to the head of the St. Lawrence River (Tibbets Point)?

The distance from Burlington Bay Light to the head of the St. Lawrence River at Tibbets Point is indeed approximately 180 miles. This measurement accounts for the direct navigational route taken across Lake Ontario, considering both straight-line distance and the need for vessels to adhere to navigational channels.

Understanding this distance is crucial for mariners and boaters, as it provides a sense of the scale of travel required across Lake Ontario. It prepares them for the planning of fuel needs, timescales for travel, and potential navigational hazards they might encounter along the way, ensuring a smoother passage through this significant body of water. Furthermore, this measurement becomes particularly important in the context of navigation charts or when plotting routes for commercial shipping and recreational boating alike.