AIS Archive Updated (January 2024 – December 2025)
28,207 Recorded Passages Across Great Lakes Chokepoints
FL
FreighterLog
Great Lakes Passage Record & Vessel Directory

Passage log

Straits of Mackinac

Every recorded crossing of Straits of Mackinac, month by month. 3,496 passages by 99 vessels across the archive. Chokepoint overview →

Passages per month at Straits of Mackinac. Select a bar to open that month's log.

2025

1,793 passages

2024

1,703 passages

Other chokepoints