Recorded chokepoint passages for Samuel de Champlain, newest first. The record, not the map: this feed carries passages already in the archive, which ends at December 2025. Vessel data derived from the Nationwide Automatic Identification System (NOAA Office for Coastal Management, marinecadastre.gov), CC0.https://freighterlog.com/vessels/samuel-de-champlain/en-usVessel data derived from the Nationwide Automatic Identification System (NOAA Office for Coastal Management, marinecadastre.gov), CC0. Transit and lock data from the St. Lawrence Seaway Management Corporation / Saint Lawrence Seaway Development Corporation public vessel-transit table (seaway-greatlakes.com).Wed, 23 Sep 2026 18:23:30 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:367084930:2025-12-31T11:13:55ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 31 Dec 2025 06:13 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 31 Dec 2025 11:13:55 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367084930:2025-12-27T12:08:11ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 27 Dec 2025 07:08 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 12:08:11 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:367084930:2025-12-27T06:07:37ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 27 Dec 2025 01:07 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 06:07:37 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:367084930:2025-12-23T20:34:31ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge downbound on 23 Dec 2025 15:34 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 23 Dec 2025 20:34:31 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367084930:2025-12-23T15:16:35ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge downbound on 23 Dec 2025 10:16 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 23 Dec 2025 15:16:35 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:367084930:2025-12-15T05:05:26ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 15 Dec 2025 00:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 15 Dec 2025 05:05:26 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:367084930:2025-12-10T13:50:44ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 10 Dec 2025 08:50 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 10 Dec 2025 13:50:44 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:367084930:2025-12-08T13:05:52ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 8 Dec 2025 08:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 08 Dec 2025 13:05:52 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:367084930:2025-12-04T08:39:13ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 4 Dec 2025 03:39 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 04 Dec 2025 08:39:13 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:367084930:2025-12-02T18:07:17ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 2 Dec 2025 13:07 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 02 Dec 2025 18:07:17 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:367084930:2025-12-02T12:06:37ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 2 Dec 2025 07:06 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 02 Dec 2025 12:06:37 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:367084930:2025-11-25T20:52:10ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge downbound on 25 Nov 2025 15:52 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 25 Nov 2025 20:52:10 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:367084930:2025-11-25T14:28:57ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge downbound on 25 Nov 2025 09:28 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 25 Nov 2025 14:28:57 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:367084930:2025-11-24T09:42:07ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 24 Nov 2025 04:42 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 24 Nov 2025 09:42:07 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:367084930:2025-11-20T02:22:17ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 19 Nov 2025 21:22 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 20 Nov 2025 02:22:17 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:367084930:2025-11-17T15:57:09ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 17 Nov 2025 10:57 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 17 Nov 2025 15:57:09 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:367084930:2025-11-15T03:29:36ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 14 Nov 2025 22:29 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 15 Nov 2025 03:29:36 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:367084930:2025-11-14T04:01:51ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 13 Nov 2025 23:01 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 14 Nov 2025 04:01:51 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:367084930:2025-11-05T06:02:50ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 5 Nov 2025 01:02 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 05 Nov 2025 06:02:50 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:367084930:2025-11-04T00:20:06ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 3 Nov 2025 19:20 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 04 Nov 2025 00:20:06 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:367084930:2025-11-03T18:20:44ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 3 Nov 2025 13:20 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 03 Nov 2025 18:20:44 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:367084930:2025-11-01T22:30:03ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge downbound on 1 Nov 2025 18:30 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 01 Nov 2025 22:30:03 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:367084930:2025-11-01T16:36:03ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge downbound on 1 Nov 2025 12:36 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 01 Nov 2025 16:36:03 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:367084930:2025-10-28T23:43:57ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 28 Oct 2025 19:43 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 28 Oct 2025 23:43:57 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:367084930:2025-10-24T18:48:58ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 24 Oct 2025 14:48 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 24 Oct 2025 18:48:58 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:367084930:2025-10-20T15:41:22ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 20 Oct 2025 11:41 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 20 Oct 2025 15:41:22 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:367084930:2025-10-20T09:52:17ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 20 Oct 2025 05:52 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 20 Oct 2025 09:52:17 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:367084930:2025-10-18T11:54:31ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 18 Oct 2025 07:54 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 18 Oct 2025 11:54:31 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:367084930:2025-10-16T01:28:23ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 15 Oct 2025 21:28 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 16 Oct 2025 01:28:23 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:367084930:2025-10-11T09:10:57ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 11 Oct 2025 05:10 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 11 Oct 2025 09:10:57 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:367084930:2025-10-09T18:08:33ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 9 Oct 2025 14:08 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 09 Oct 2025 18:08:33 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:367084930:2025-10-09T11:53:20ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 9 Oct 2025 07:53 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 09 Oct 2025 11:53:20 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:367084930:2025-10-07T11:45:56ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 7 Oct 2025 07:45 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 07 Oct 2025 11:45:56 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:367084930:2025-10-02T04:39:41ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 2 Oct 2025 00:39 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 02 Oct 2025 04:39:41 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:367084930:2025-09-27T14:40:49ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 27 Sep 2025 10:40 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Sep 2025 14:40:49 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:367084930:2025-09-23T22:01:53ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge upbound on 23 Sep 2025 18:01 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 23 Sep 2025 22:01:53 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:367084930:2025-09-22T13:58:51ZSamuel de Champlain (Andrie LLC) crossed Detroit River / Ambassador Bridge downbound on 22 Sep 2025 09:58 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 22 Sep 2025 13:58:51 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:367084930:2025-09-18T19:01:17ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac eastbound on 18 Sep 2025 15:01 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 18 Sep 2025 19:01:17 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:367084930:2025-09-13T14:35:14ZSamuel de Champlain (Andrie LLC) crossed Straits of Mackinac westbound on 13 Sep 2025 10:35 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 13 Sep 2025 14:35:14 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:367084930:2025-09-10T12:55:33ZSamuel de Champlain (Andrie LLC) crossed Port Huron / Blue Water Bridge upbound on 10 Sep 2025 08:55 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 10 Sep 2025 12:55:33 GMT