Passage log
Straits of Mackinac, September 2025
214 recorded passages by 51 distinct vessels, in the order they happened. Times are shown in Eastern time and are accurate to roughly ±15 minutes.
- 214 Passages
- 51 Distinct vessels
- 7.1 Per day Across the whole month
- 14 Busiest day Tuesday, 2 September 2025
The log
| Date | Local time | Vessel | Direction |
|---|---|---|---|
| 31 Aug 2025 | 23:50 EDT | Algoma Innovator | eastbound |
| 1 Sep 2025 | 01:56 EDT | Mark W. Barker | westbound |
| 1 Sep 2025 | 04:38 EDT | Calumet | westbound |
| 1 Sep 2025 | 09:57 EDT | G L Ostrander | eastbound |
| 1 Sep 2025 | 10:59 EDT | Northern Venture | eastbound |
| 1 Sep 2025 | 11:56 EDT | Algoma Intrepid | westbound |
| 1 Sep 2025 | 13:32 EDT | James R Barker | westbound |
| 1 Sep 2025 | 19:17 EDT | STR Wilfred Sykes | westbound |
| 2 Sep 2025 | 00:12 EDT | Joyce L Vanenkevort | westbound |
| 2 Sep 2025 | 02:15 EDT | Manitowoc | eastbound |
| 2 Sep 2025 | 03:54 EDT | Northern Venture | westbound |
| 2 Sep 2025 | 04:30 EDT | RT HON Paul J Martin | westbound |
| 2 Sep 2025 | 05:18 EDT | Sam Laud | westbound |
| 2 Sep 2025 | 07:18 EDT | Dirk S. Vanenkevort | eastbound |
| 2 Sep 2025 | 08:13 EDT | Thunder Bay | eastbound |
| 2 Sep 2025 | 12:06 EDT | Manitoulin | westbound |
| 2 Sep 2025 | 12:55 EDT | Viking Polaris | eastbound |
| 2 Sep 2025 | 16:22 EDT | Algoma Niagara | eastbound |
| 2 Sep 2025 | 16:40 EDT | Joyce L Vanenkevort | eastbound |
| 2 Sep 2025 | 18:16 EDT | Herbert C Jackson | westbound |
| 2 Sep 2025 | 20:14 EDT | Great Republic | eastbound |
| 2 Sep 2025 | 22:15 EDT | Albert | westbound |
| 3 Sep 2025 | 02:29 EDT | American Century | westbound |
| 3 Sep 2025 | 04:12 EDT | Edgar B Speer | eastbound |
| 3 Sep 2025 | 10:17 EDT | Kaye E Barker | eastbound |
| 3 Sep 2025 | 10:19 EDT | Algoma Intrepid | eastbound |
| 3 Sep 2025 | 14:09 EDT | G L Ostrander | westbound |
| 3 Sep 2025 | 19:32 EDT | Algoma Niagara | westbound |
| 3 Sep 2025 | 20:44 EDT | Walter J McCarthy Jr | westbound |
| 3 Sep 2025 | 20:51 EDT | John J Boland | westbound |
| 4 Sep 2025 | 09:18 EDT | Manitoulin | eastbound |
| 4 Sep 2025 | 11:52 EDT | Undaunted | eastbound |
| 4 Sep 2025 | 15:23 EDT | STR Wilfred Sykes | eastbound |
| 4 Sep 2025 | 16:20 EDT | Northern Venture | eastbound |
| 5 Sep 2025 | 01:46 EDT | RT HON Paul J Martin | eastbound |
| 5 Sep 2025 | 01:57 EDT | Sam Laud | eastbound |
| 5 Sep 2025 | 03:33 EDT | H Lee White | westbound |
| 5 Sep 2025 | 05:34 EDT | CSL Niagara | westbound |
| 5 Sep 2025 | 08:11 EDT | James R Barker | eastbound |
| 5 Sep 2025 | 14:14 EDT | Sam Laud | westbound |
| 5 Sep 2025 | 18:15 EDT | Edwin H Gott | westbound |
| 6 Sep 2025 | 04:06 EDT | STR Wilfred Sykes | westbound |
| 6 Sep 2025 | 05:18 EDT | American Century | eastbound |
| 6 Sep 2025 | 07:06 EDT | Algoma Innovator | westbound |
| 6 Sep 2025 | 07:13 EDT | Mark W. Barker | eastbound |
| 6 Sep 2025 | 08:24 EDT | Herbert C Jackson | eastbound |
| 6 Sep 2025 | 12:00 EDT | Albert | eastbound |
| 6 Sep 2025 | 12:44 EDT | Manitoulin | westbound |
| 6 Sep 2025 | 16:35 EDT | Sam Laud | eastbound |
| 7 Sep 2025 | 02:05 EDT | Stewart J Cort | eastbound |
| 7 Sep 2025 | 02:11 EDT | John G Munson | westbound |
| 7 Sep 2025 | 03:08 EDT | Mark W. Barker | westbound |
| 7 Sep 2025 | 08:18 EDT | Algoma Intrepid | westbound |
| 7 Sep 2025 | 09:14 EDT | Samuel de Champlain | eastbound |
| 7 Sep 2025 | 10:50 EDT | Walter J McCarthy Jr | eastbound |
| 7 Sep 2025 | 11:09 EDT | American Spirit | westbound |
| 7 Sep 2025 | 15:20 EDT | Lee A Tregurtha | westbound |
| 7 Sep 2025 | 16:44 EDT | Algoma Niagara | eastbound |
| 7 Sep 2025 | 17:05 EDT | H Lee White | eastbound |
| 8 Sep 2025 | 00:50 EDT | CSL Niagara | eastbound |
| 8 Sep 2025 | 03:06 EDT | Great Republic | westbound |
| 8 Sep 2025 | 03:08 EDT | Algoma Innovator | eastbound |
| 8 Sep 2025 | 09:35 EDT | Manitoulin | eastbound |
| 8 Sep 2025 | 16:01 EDT | John J Boland | eastbound |
| 8 Sep 2025 | 16:25 EDT | Joseph L Block | westbound |
| 9 Sep 2025 | 07:19 EDT | STR Wilfred Sykes | eastbound |
| 9 Sep 2025 | 09:04 EDT | Algoma Intrepid | eastbound |
| 9 Sep 2025 | 09:13 EDT | John G Munson | eastbound |
| 9 Sep 2025 | 11:23 EDT | Manitoulin | westbound |
| 9 Sep 2025 | 14:01 EDT | Mark W. Barker | eastbound |
| 9 Sep 2025 | 19:38 EDT | Calumet | eastbound |
| 10 Sep 2025 | 00:55 EDT | Herbert C Jackson | westbound |
| 10 Sep 2025 | 01:55 EDT | Lee A Tregurtha | eastbound |
| 10 Sep 2025 | 03:18 EDT | STR Wilfred Sykes | westbound |
| 10 Sep 2025 | 03:42 EDT | Algoma Innovator | westbound |
| 10 Sep 2025 | 07:02 EDT | Edwin H Gott | eastbound |
| 10 Sep 2025 | 07:06 EDT | American Spirit | eastbound |
| 10 Sep 2025 | 07:17 EDT | American Integrity | westbound |
| 10 Sep 2025 | 08:58 EDT | James R Barker | westbound |
| 10 Sep 2025 | 12:00 EDT | Burns Harbor | westbound |
| 10 Sep 2025 | 15:30 EDT | Olive L Moore | eastbound |
| 11 Sep 2025 | 09:42 EDT | Manitoulin | eastbound |
| 11 Sep 2025 | 09:48 EDT | Joseph L Block | eastbound |
| 11 Sep 2025 | 22:13 EDT | Manitowoc | westbound |
| 11 Sep 2025 | 22:56 EDT | Albert | westbound |
| 12 Sep 2025 | 01:35 EDT | Stewart J Cort | westbound |
| 12 Sep 2025 | 08:00 EDT | Lee A Tregurtha | westbound |
| 12 Sep 2025 | 16:53 EDT | Manitowoc | eastbound |
| 12 Sep 2025 | 17:55 EDT | Algoma Innovator | eastbound |
| 13 Sep 2025 | 02:06 EDT | Great Republic | eastbound |
| 13 Sep 2025 | 02:55 EDT | Herbert C Jackson | eastbound |
| 13 Sep 2025 | 03:17 EDT | Indiana Harbor | westbound |
| 13 Sep 2025 | 07:02 EDT | Calumet | westbound |
| 13 Sep 2025 | 10:35 EDT | Samuel de Champlain | westbound |
| 13 Sep 2025 | 11:46 EDT | James R Barker | eastbound |
| 13 Sep 2025 | 14:32 EDT | American Integrity | eastbound |
| 13 Sep 2025 | 17:47 EDT | Aurora | eastbound |
| 13 Sep 2025 | 18:59 EDT | Joseph L Block | westbound |
| 13 Sep 2025 | 19:01 EDT | Mark W. Barker | westbound |
| 14 Sep 2025 | 01:23 EDT | Great Republic | westbound |
| 14 Sep 2025 | 03:45 EDT | Undaunted | westbound |
| 14 Sep 2025 | 10:32 EDT | Edgar B Speer | westbound |
| 14 Sep 2025 | 13:41 EDT | Viking Polaris | westbound |
| 14 Sep 2025 | 15:06 EDT | John G Munson | westbound |
| 14 Sep 2025 | 18:07 EDT | Lee A Tregurtha | eastbound |
| 14 Sep 2025 | 19:07 EDT | Burns Harbor | eastbound |
| 14 Sep 2025 | 23:36 EDT | Albert | eastbound |
| 15 Sep 2025 | 00:40 EDT | Algoma Intrepid | westbound |
| 15 Sep 2025 | 03:37 EDT | STR Wilfred Sykes | eastbound |
| 15 Sep 2025 | 15:57 EDT | Clyde S van Enkevort | westbound |
| 15 Sep 2025 | 17:46 EDT | Patagonman | westbound |
| 15 Sep 2025 | 23:32 EDT | Stewart J Cort | eastbound |
| 16 Sep 2025 | 02:21 EDT | John J Boland | westbound |
| 16 Sep 2025 | 06:25 EDT | Indiana Harbor | eastbound |
| 16 Sep 2025 | 10:44 EDT | Joseph L Block | eastbound |
| 16 Sep 2025 | 15:49 EDT | Baie Comeau | westbound |
| 16 Sep 2025 | 15:57 EDT | Algoma Innovator | westbound |
| 16 Sep 2025 | 16:28 EDT | Lee A Tregurtha | westbound |
| 16 Sep 2025 | 17:44 EDT | Algoma Intrepid | eastbound |
| 16 Sep 2025 | 21:30 EDT | John G Munson | eastbound |
| 17 Sep 2025 | 07:24 EDT | Edgar B Speer | eastbound |
| 17 Sep 2025 | 11:49 EDT | Viking Polaris | eastbound |
| 17 Sep 2025 | 15:45 EDT | James R Barker | westbound |
| 17 Sep 2025 | 23:47 EDT | G L Ostrander | westbound |
| 18 Sep 2025 | 09:52 EDT | Mark W. Barker | eastbound |
| 18 Sep 2025 | 10:06 EDT | Sam Laud | westbound |
| 18 Sep 2025 | 14:10 EDT | Clyde S van Enkevort | eastbound |
| 18 Sep 2025 | 15:01 EDT | Samuel de Champlain | eastbound |
| 18 Sep 2025 | 17:38 EDT | Joyce L Vanenkevort | westbound |
| 18 Sep 2025 | 20:33 EDT | Algoma Innovator | eastbound |
| 18 Sep 2025 | 20:46 EDT | Joseph L Block | westbound |
| 18 Sep 2025 | 22:57 EDT | Walter J McCarthy Jr | westbound |
| 19 Sep 2025 | 00:45 EDT | Great Republic | eastbound |
| 19 Sep 2025 | 01:56 EDT | Burns Harbor | westbound |
| 19 Sep 2025 | 06:44 EDT | Lee A Tregurtha | eastbound |
| 19 Sep 2025 | 15:34 EDT | Baie Comeau | eastbound |
| 19 Sep 2025 | 19:25 EDT | Algoma Innovator | westbound |
| 19 Sep 2025 | 22:43 EDT | Stewart J Cort | westbound |
| 20 Sep 2025 | 03:28 EDT | John J Boland | eastbound |
| 20 Sep 2025 | 07:29 EDT | Robert S Pierson | westbound |
| 20 Sep 2025 | 11:48 EDT | Federal Clyde | westbound |
| 20 Sep 2025 | 18:27 EDT | James R Barker | eastbound |
| 20 Sep 2025 | 18:45 EDT | Calumet | eastbound |
| 20 Sep 2025 | 22:10 EDT | Albert | westbound |
| 21 Sep 2025 | 09:55 EDT | Lee A Tregurtha | westbound |
| 21 Sep 2025 | 10:45 EDT | Great Republic | westbound |
| 21 Sep 2025 | 11:50 EDT | Joseph L Block | eastbound |
| 21 Sep 2025 | 19:37 EDT | Edwin H Gott | westbound |
| 21 Sep 2025 | 20:12 EDT | Walter J McCarthy Jr | eastbound |
| 22 Sep 2025 | 00:42 EDT | Algoma Innovator | eastbound |
| 22 Sep 2025 | 04:21 EDT | Burns Harbor | eastbound |
| 22 Sep 2025 | 05:12 EDT | Robert S Pierson | eastbound |
| 22 Sep 2025 | 07:19 EDT | Joyce L Vanenkevort | eastbound |
| 22 Sep 2025 | 08:13 EDT | Edgar B Speer | westbound |
| 22 Sep 2025 | 21:36 EDT | Stewart J Cort | eastbound |
| 23 Sep 2025 | 00:20 EDT | John G Munson | westbound |
| 23 Sep 2025 | 05:37 EDT | American Spirit | westbound |
| 23 Sep 2025 | 10:19 EDT | Sam Laud | eastbound |
| 23 Sep 2025 | 10:27 EDT | Paul R Tregurtha | westbound |
| 23 Sep 2025 | 12:24 EDT | CSL Niagara | westbound |
| 23 Sep 2025 | 18:18 EDT | Clyde S van Enkevort | westbound |
| 23 Sep 2025 | 20:16 EDT | G L Ostrander | eastbound |
| 23 Sep 2025 | 21:15 EDT | Lee A Tregurtha | eastbound |
| 23 Sep 2025 | 23:24 EDT | STR Wilfred Sykes | westbound |
| 24 Sep 2025 | 09:30 EDT | Finnborg | westbound |
| 24 Sep 2025 | 16:47 EDT | James R Barker | westbound |
| 24 Sep 2025 | 16:52 EDT | Edwin H Gott | eastbound |
| 24 Sep 2025 | 19:08 EDT | Joseph L Block | westbound |
| 24 Sep 2025 | 19:18 EDT | Mark W. Barker | westbound |
| 24 Sep 2025 | 22:15 EDT | G L Ostrander | westbound |
| 25 Sep 2025 | 04:22 EDT | Edgar B Speer | eastbound |
| 25 Sep 2025 | 17:03 EDT | Olive L Moore | westbound |
| 25 Sep 2025 | 17:39 EDT | Mesabi Miner | westbound |
| 25 Sep 2025 | 20:53 EDT | Walter J McCarthy Jr | westbound |
| 25 Sep 2025 | 23:01 EDT | Lee A Tregurtha | westbound |
| 26 Sep 2025 | 10:47 EDT | CSL Niagara | eastbound |
| 26 Sep 2025 | 11:19 EDT | Paul R Tregurtha | eastbound |
| 26 Sep 2025 | 11:22 EDT | Clyde S van Enkevort | eastbound |
| 26 Sep 2025 | 11:25 EDT | Herbert C Jackson | westbound |
| 26 Sep 2025 | 11:34 EDT | Algoma Innovator | westbound |
| 26 Sep 2025 | 14:03 EDT | Stewart J Cort | westbound |
| 26 Sep 2025 | 18:49 EDT | American Mariner | westbound |
| 27 Sep 2025 | 03:17 EDT | Burns Harbor | westbound |
| 27 Sep 2025 | 07:02 EDT | American Spirit | eastbound |
| 27 Sep 2025 | 09:18 EDT | Kaye E Barker | westbound |
| 27 Sep 2025 | 09:19 EDT | Patagonman | eastbound |
| 27 Sep 2025 | 10:27 EDT | G L Ostrander | eastbound |
| 27 Sep 2025 | 10:40 EDT | Samuel de Champlain | westbound |
| 27 Sep 2025 | 11:05 EDT | Joseph L Block | eastbound |
| 27 Sep 2025 | 12:07 EDT | Indiana Harbor | westbound |
| 27 Sep 2025 | 12:52 EDT | Great Republic | eastbound |
| 27 Sep 2025 | 14:59 EDT | James R Barker | eastbound |
| 27 Sep 2025 | 21:16 EDT | Calumet | westbound |
| 28 Sep 2025 | 08:38 EDT | American Mariner | eastbound |
| 28 Sep 2025 | 17:35 EDT | Edgar B Speer | westbound |
| 28 Sep 2025 | 17:55 EDT | Mesabi Miner | eastbound |
| 28 Sep 2025 | 18:58 EDT | Federal Clyde | eastbound |
| 28 Sep 2025 | 19:44 EDT | Walter J McCarthy Jr | eastbound |
| 29 Sep 2025 | 10:35 EDT | Lee A Tregurtha | eastbound |
| 29 Sep 2025 | 12:37 EDT | STR Wilfred Sykes | eastbound |
| 29 Sep 2025 | 20:20 EDT | Stewart J Cort | eastbound |
| 29 Sep 2025 | 21:35 EDT | Joyce L Vanenkevort | westbound |
| 29 Sep 2025 | 21:42 EDT | STR Wilfred Sykes | westbound |
| 30 Sep 2025 | 00:54 EDT | Mark W. Barker | eastbound |
| 30 Sep 2025 | 07:43 EDT | Burns Harbor | eastbound |
| 30 Sep 2025 | 09:27 EDT | Herbert C Jackson | eastbound |
| 30 Sep 2025 | 09:30 EDT | John G Munson | westbound |
| 30 Sep 2025 | 10:07 EDT | Algoma Buffalo | westbound |
| 30 Sep 2025 | 11:56 EDT | Indiana Harbor | eastbound |
| 30 Sep 2025 | 14:39 EDT | Kaye E Barker | eastbound |
| 30 Sep 2025 | 15:00 EDT | Joyce L Vanenkevort | eastbound |
| 30 Sep 2025 | 15:34 EDT | Calumet | eastbound |
| 30 Sep 2025 | 17:41 EDT | Finnborg | eastbound |
| 30 Sep 2025 | 18:31 EDT | Muntgracht | 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.