Passage log
Straits of Mackinac, April 2025
128 recorded passages by 40 distinct vessels, in the order they happened. Times are shown in Eastern time and are accurate to roughly ±15 minutes.
- 128 Passages
- 40 Distinct vessels
- 4.3 Per day Across the whole month
- 10 Busiest day Thursday, 17 April 2025
The log
| Date | Local time | Vessel | Direction |
|---|---|---|---|
| 31 Mar 2025 | 22:22 EDT | Samuel de Champlain | eastbound |
| 2 Apr 2025 | 06:24 EDT | American Integrity | westbound |
| 2 Apr 2025 | 10:10 EDT | Algoma Niagara | eastbound |
| 3 Apr 2025 | 03:42 EDT | Finnborg | eastbound |
| 3 Apr 2025 | 04:52 EDT | Edwin H Gott | westbound |
| 3 Apr 2025 | 09:06 EDT | Joyce L Vanenkevort | westbound |
| 3 Apr 2025 | 12:34 EDT | Patagonman | eastbound |
| 3 Apr 2025 | 20:40 EDT | Dirk S. Vanenkevort | westbound |
| 3 Apr 2025 | 23:22 EDT | Algoma Bear | eastbound |
| 4 Apr 2025 | 09:17 EDT | Bradshaw McKee | eastbound |
| 4 Apr 2025 | 09:29 EDT | G L Ostrander | eastbound |
| 4 Apr 2025 | 14:14 EDT | Clyde S van Enkevort | westbound |
| 4 Apr 2025 | 21:05 EDT | Walter J McCarthy Jr | westbound |
| 5 Apr 2025 | 03:02 EDT | Burns Harbor | westbound |
| 5 Apr 2025 | 05:10 EDT | Herbert C Jackson | eastbound |
| 5 Apr 2025 | 09:42 EDT | American Integrity | eastbound |
| 5 Apr 2025 | 11:37 EDT | James R Barker | eastbound |
| 5 Apr 2025 | 16:16 EDT | G L Ostrander | westbound |
| 5 Apr 2025 | 16:35 EDT | Edwin H Gott | eastbound |
| 6 Apr 2025 | 07:59 EDT | Joyce L Vanenkevort | eastbound |
| 7 Apr 2025 | 01:23 EDT | Dirk S. Vanenkevort | eastbound |
| 7 Apr 2025 | 03:10 EDT | Indiana Harbor | westbound |
| 7 Apr 2025 | 08:02 EDT | Frontenac | eastbound |
| 7 Apr 2025 | 10:40 EDT | John J Boland | westbound |
| 7 Apr 2025 | 17:33 EDT | Walter J McCarthy Jr | eastbound |
| 8 Apr 2025 | 18:09 EDT | Clyde S van Enkevort | eastbound |
| 8 Apr 2025 | 18:58 EDT | Burns Harbor | eastbound |
| 9 Apr 2025 | 00:50 EDT | G L Ostrander | eastbound |
| 9 Apr 2025 | 05:05 EDT | James R Barker | westbound |
| 9 Apr 2025 | 05:24 EDT | Manitowoc | westbound |
| 9 Apr 2025 | 13:43 EDT | Undaunted | eastbound |
| 9 Apr 2025 | 18:30 EDT | Edwin H Gott | westbound |
| 10 Apr 2025 | 03:54 EDT | G L Ostrander | westbound |
| 10 Apr 2025 | 05:33 EDT | Indiana Harbor | eastbound |
| 10 Apr 2025 | 18:48 EDT | Edgar B Speer | westbound |
| 10 Apr 2025 | 19:19 EDT | Manitowoc | eastbound |
| 11 Apr 2025 | 02:42 EDT | Stewart J Cort | eastbound |
| 11 Apr 2025 | 09:26 EDT | Herbert C Jackson | westbound |
| 11 Apr 2025 | 10:27 EDT | John J Boland | eastbound |
| 11 Apr 2025 | 17:12 EDT | Undaunted | westbound |
| 11 Apr 2025 | 20:17 EDT | James R Barker | eastbound |
| 12 Apr 2025 | 09:41 EDT | Sam Laud | westbound |
| 13 Apr 2025 | 04:28 EDT | Burns Harbor | westbound |
| 13 Apr 2025 | 10:27 EDT | Mesabi Miner | eastbound |
| 13 Apr 2025 | 13:28 EDT | Edwin H Gott | eastbound |
| 13 Apr 2025 | 15:36 EDT | Edgar B Speer | eastbound |
| 13 Apr 2025 | 22:01 EDT | Samuel de Champlain | westbound |
| 14 Apr 2025 | 03:28 EDT | Olive L Moore | westbound |
| 14 Apr 2025 | 05:49 EDT | Indiana Harbor | westbound |
| 15 Apr 2025 | 13:41 EDT | G L Ostrander | eastbound |
| 16 Apr 2025 | 11:38 EDT | STR Wilfred Sykes | eastbound |
| 16 Apr 2025 | 16:10 EDT | Burns Harbor | eastbound |
| 17 Apr 2025 | 01:33 EDT | Mark W. Barker | westbound |
| 17 Apr 2025 | 01:47 EDT | John G Munson | westbound |
| 17 Apr 2025 | 02:11 EDT | Indiana Harbor | eastbound |
| 17 Apr 2025 | 02:54 EDT | Bradshaw McKee | westbound |
| 17 Apr 2025 | 05:53 EDT | STR Wilfred Sykes | westbound |
| 17 Apr 2025 | 06:14 EDT | Stewart J Cort | westbound |
| 17 Apr 2025 | 08:07 EDT | G L Ostrander | westbound |
| 17 Apr 2025 | 09:24 EDT | Herbert C Jackson | eastbound |
| 17 Apr 2025 | 12:45 EDT | James R Barker | westbound |
| 17 Apr 2025 | 13:00 EDT | Joseph L Block | eastbound |
| 18 Apr 2025 | 03:52 EDT | Great Republic | westbound |
| 18 Apr 2025 | 05:37 EDT | Samuel de Champlain | eastbound |
| 18 Apr 2025 | 10:52 EDT | Mesabi Miner | westbound |
| 18 Apr 2025 | 17:16 EDT | Victory | westbound |
| 18 Apr 2025 | 18:18 EDT | Edwin H Gott | westbound |
| 18 Apr 2025 | 21:16 EDT | Algoma Intrepid | westbound |
| 19 Apr 2025 | 08:58 EDT | John G Munson | eastbound |
| 19 Apr 2025 | 16:23 EDT | Paul R Tregurtha | eastbound |
| 19 Apr 2025 | 17:17 EDT | Federal Michigan | westbound |
| 19 Apr 2025 | 19:19 EDT | Edgar B Speer | westbound |
| 19 Apr 2025 | 20:52 EDT | Sam Laud | eastbound |
| 20 Apr 2025 | 02:41 EDT | G L Ostrander | eastbound |
| 20 Apr 2025 | 04:19 EDT | Walter J McCarthy Jr | westbound |
| 20 Apr 2025 | 15:22 EDT | James R Barker | eastbound |
| 20 Apr 2025 | 20:58 EDT | Stewart J Cort | eastbound |
| 21 Apr 2025 | 02:38 EDT | Edwin H Gott | eastbound |
| 21 Apr 2025 | 07:51 EDT | H Lee White | westbound |
| 21 Apr 2025 | 10:15 EDT | STR Wilfred Sykes | eastbound |
| 21 Apr 2025 | 14:52 EDT | Undaunted | eastbound |
| 21 Apr 2025 | 14:53 EDT | Mark W. Barker | eastbound |
| 21 Apr 2025 | 17:14 EDT | Victory | eastbound |
| 21 Apr 2025 | 19:23 EDT | Indiana Harbor | westbound |
| 21 Apr 2025 | 20:41 EDT | Algoma Intrepid | eastbound |
| 21 Apr 2025 | 23:07 EDT | G L Ostrander | westbound |
| 22 Apr 2025 | 10:38 EDT | Edgar B Speer | eastbound |
| 22 Apr 2025 | 10:50 EDT | Burns Harbor | westbound |
| 22 Apr 2025 | 16:36 EDT | American Spirit | westbound |
| 22 Apr 2025 | 21:00 EDT | Walter J McCarthy Jr | eastbound |
| 22 Apr 2025 | 23:39 EDT | Samuel de Champlain | westbound |
| 23 Apr 2025 | 19:09 EDT | Herbert C Jackson | westbound |
| 23 Apr 2025 | 19:39 EDT | H Lee White | eastbound |
| 24 Apr 2025 | 06:36 EDT | Great Republic | eastbound |
| 24 Apr 2025 | 13:22 EDT | Undaunted | westbound |
| 24 Apr 2025 | 13:40 EDT | Dirk S. Vanenkevort | westbound |
| 24 Apr 2025 | 14:44 EDT | Indiana Harbor | eastbound |
| 24 Apr 2025 | 23:01 EDT | James R Barker | westbound |
| 25 Apr 2025 | 00:08 EDT | H Lee White | westbound |
| 25 Apr 2025 | 02:40 EDT | Joyce L Vanenkevort | westbound |
| 25 Apr 2025 | 04:31 EDT | Algoma Intrepid | westbound |
| 25 Apr 2025 | 09:23 EDT | American Spirit | eastbound |
| 25 Apr 2025 | 11:36 EDT | Stewart J Cort | westbound |
| 25 Apr 2025 | 15:46 EDT | Burns Harbor | eastbound |
| 25 Apr 2025 | 17:20 EDT | Edwin H Gott | westbound |
| 25 Apr 2025 | 23:22 EDT | American Integrity | westbound |
| 26 Apr 2025 | 00:22 EDT | Joyce L Vanenkevort | eastbound |
| 26 Apr 2025 | 07:42 EDT | G L Ostrander | eastbound |
| 26 Apr 2025 | 09:36 EDT | H Lee White | eastbound |
| 26 Apr 2025 | 16:17 EDT | Mesabi Miner | westbound |
| 26 Apr 2025 | 19:21 EDT | Olive L Moore | eastbound |
| 27 Apr 2025 | 06:28 EDT | G L Ostrander | westbound |
| 27 Apr 2025 | 07:00 EDT | Sam Laud | westbound |
| 27 Apr 2025 | 13:46 EDT | Samuel de Champlain | eastbound |
| 27 Apr 2025 | 15:53 EDT | James R Barker | eastbound |
| 27 Apr 2025 | 17:36 EDT | Viking Octantis | westbound |
| 28 Apr 2025 | 04:58 EDT | Algoma Intrepid | eastbound |
| 28 Apr 2025 | 07:16 EDT | Algoma Conveyor | westbound |
| 28 Apr 2025 | 15:28 EDT | Edwin H Gott | eastbound |
| 28 Apr 2025 | 20:38 EDT | American Integrity | eastbound |
| 29 Apr 2025 | 03:17 EDT | Stewart J Cort | eastbound |
| 29 Apr 2025 | 07:20 EDT | Great Republic | westbound |
| 29 Apr 2025 | 09:50 EDT | Joseph L Block | westbound |
| 29 Apr 2025 | 16:20 EDT | Lee A Tregurtha | westbound |
| 29 Apr 2025 | 23:55 EDT | Mesabi Miner | eastbound |
| 30 Apr 2025 | 00:44 EDT | G L Ostrander | eastbound |
| 30 Apr 2025 | 12:48 EDT | Sam Laud | eastbound |
| 30 Apr 2025 | 13:49 EDT | Burns Harbor | westbound |
Times are interpolated from AIS track samples, good to about fifteen minutes, and shown in Eastern time. A passage is a track crossing our gate line, not an official lock record.