Recorded chokepoint passages for Algoma Conveyor, 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/algoma-conveyor/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/welland/2025-12/freighterlog:passage:316002280:2025-12-09T21:28:40ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 9 Dec 2025 16:28 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, 09 Dec 2025 21:28:40 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316002280:2025-12-06T19:40:44ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 6 Dec 2025 14:40 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, 06 Dec 2025 19:40:44 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316002280:2025-12-02T06:52:28ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 2 Dec 2025 01:52 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, 02 Dec 2025 06:52:28 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316002280:2025-12-01T07:31:56ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 1 Dec 2025 02:31 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, 01 Dec 2025 07:31:56 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316002280:2025-11-26T03:48:16ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 25 Nov 2025 22:48 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, 26 Nov 2025 03:48:16 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316002280:2025-11-25T08:29:44ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 25 Nov 2025 03:29 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 25 Nov 2025 08:29:44 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316002280:2025-11-07T12:58:33ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 7 Nov 2025 07:58 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, 07 Nov 2025 12:58:33 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316002280:2025-11-06T12:38:34ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 6 Nov 2025 07:38 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, 06 Nov 2025 12:38:34 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316002280:2025-11-03T12:21:28ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 3 Nov 2025 07:21 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 12:21:28 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316002280:2025-11-02T15:03:31ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 2 Nov 2025 10:03 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 02 Nov 2025 15:03:31 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316002280:2025-10-31T16:30:39ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 31 Oct 2025 12:30 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 31 Oct 2025 16:30:39 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316002280:2025-10-30T16:50:39ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 30 Oct 2025 12:50 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, 30 Oct 2025 16:50:39 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316002280:2025-10-30T10:48:40ZAlgoma Conveyor (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 30 Oct 2025 06:48 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 30 Oct 2025 10:48:40 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316002280:2025-10-29T14:53:07ZAlgoma Conveyor (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 29 Oct 2025 10:53 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 29 Oct 2025 14:53:07 GMThttps://freighterlog.com/log/duluth-canal/2025-10/freighterlog:passage:316002280:2025-10-25T15:36:08ZAlgoma Conveyor (Algoma Central) crossed Duluth Ship Canal outbound on 25 Oct 2025 10:36 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 25 Oct 2025 15:36:08 GMThttps://freighterlog.com/log/duluth-canal/2025-10/freighterlog:passage:316002280:2025-10-25T01:57:23ZAlgoma Conveyor (Algoma Central) crossed Duluth Ship Canal inbound on 24 Oct 2025 20:57 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 25 Oct 2025 01:57:23 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316002280:2025-10-23T19:53:57ZAlgoma Conveyor (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 23 Oct 2025 15:53 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, 23 Oct 2025 19:53:57 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316002280:2025-10-21T17:51:42ZAlgoma Conveyor (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 21 Oct 2025 13:51 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, 21 Oct 2025 17:51:42 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316002280:2025-10-21T08:46:23ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 21 Oct 2025 04:46 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, 21 Oct 2025 08:46:23 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316002280:2025-10-20T12:31:29ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 20 Oct 2025 08:31 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 12:31:29 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316002280:2025-10-18T23:53:57ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 18 Oct 2025 19:53 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 18 Oct 2025 23:53:57 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316002280:2025-10-15T18:57:28ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 15 Oct 2025 14:57 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, 15 Oct 2025 18:57:28 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316002280:2025-10-14T02:37:39ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 13 Oct 2025 22:37 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, 14 Oct 2025 02:37:39 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316002280:2025-10-13T03:57:14ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 12 Oct 2025 23:57 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, 13 Oct 2025 03:57:14 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316002280:2025-10-12T05:25:39ZAlgoma Conveyor (Algoma Central) crossed Straits of Mackinac eastbound on 12 Oct 2025 01:25 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 12 Oct 2025 05:25:39 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316002280:2025-10-07T07:41:51ZAlgoma Conveyor (Algoma Central) crossed Straits of Mackinac westbound on 7 Oct 2025 03:41 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 07 Oct 2025 07:41:51 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316002280:2025-10-06T02:12:41ZAlgoma Conveyor (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 5 Oct 2025 22:12 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, 06 Oct 2025 02:12:41 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316002280:2025-10-03T20:00:44ZAlgoma Conveyor (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 3 Oct 2025 16:00 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, 03 Oct 2025 20:00:44 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316002280:2025-10-02T19:19:12ZAlgoma Conveyor (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 2 Oct 2025 15:19 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 19:19:12 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316002280:2025-10-02T10:13:07ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 2 Oct 2025 06:13 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 10:13:07 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316002280:2025-10-01T15:07:03ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 1 Oct 2025 11:07 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, 01 Oct 2025 15:07:03 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316002280:2025-09-29T13:58:43ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 29 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, 29 Sep 2025 13:58:43 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316002280:2025-09-28T15:25:26ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 28 Sep 2025 11:25 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 28 Sep 2025 15:25:26 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:316002280:2025-09-27T14:38:39ZAlgoma Conveyor (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 27 Sep 2025 10:38 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 14:38:39 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:316002280:2025-09-24T07:00:48ZAlgoma Conveyor (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 24 Sep 2025 03:00 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, 24 Sep 2025 07:00:48 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316002280:2025-09-23T11:34:17ZAlgoma Conveyor (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 23 Sep 2025 07:34 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 11:34:17 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316002280:2025-09-23T06:09:51ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 23 Sep 2025 02:09 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 06:09:51 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316002280:2025-09-22T07:23:58ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) upbound on 22 Sep 2025 03:23 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 07:23:58 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316002280:2025-09-13T10:15:47ZAlgoma Conveyor (Algoma Central) crossed Welland Canal (Thorold) downbound on 13 Sep 2025 06:15 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 10:15:47 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316002280:2025-09-12T12:54:19ZAlgoma Conveyor (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 12 Sep 2025 08:54 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 12 Sep 2025 12:54:19 GMT