Recorded chokepoint passages for Algonova, 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/algonova/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:316013209:2025-12-21T19:44:47ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) downbound on 21 Dec 2025 14:44 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, 21 Dec 2025 19:44:47 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316013209:2025-12-20T16:26:27ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 20 Dec 2025 11:26 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, 20 Dec 2025 16:26:27 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316013209:2025-12-19T10:37:07ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 19 Dec 2025 05:37 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, 19 Dec 2025 10:37:07 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:316013209:2025-12-18T10:19:59ZAlgonova (Algoma Central) crossed Straits of Mackinac eastbound on 18 Dec 2025 05:19 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, 18 Dec 2025 10:19:59 GMThttps://freighterlog.com/log/mackinac/2025-12/freighterlog:passage:316013209:2025-12-14T09:14:43ZAlgonova (Algoma Central) crossed Straits of Mackinac westbound on 14 Dec 2025 04:14 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, 14 Dec 2025 09:14:43 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316013209:2025-12-12T13:45:29ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 12 Dec 2025 08:45 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, 12 Dec 2025 13:45:29 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316013209:2025-12-10T21:25:29ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 10 Dec 2025 16:25 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 21:25:29 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316013209:2025-12-04T11:00:34ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 4 Dec 2025 06:00 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 11:00:34 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316013209:2025-12-04T05:40:01ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 4 Dec 2025 00:40 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 04 Dec 2025 05:40:01 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316013209:2025-11-29T14:33:27ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) upbound on 29 Nov 2025 09:33 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, 29 Nov 2025 14:33:27 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316013209:2025-11-18T05:45:14ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) downbound on 18 Nov 2025 00:45 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, 18 Nov 2025 05:45:14 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316013209:2025-11-17T03:42:17ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 16 Nov 2025 22:42 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, 17 Nov 2025 03:42:17 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316013209:2025-11-15T15:49:18ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 15 Nov 2025 10:49 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 15:49:18 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316013209:2025-11-11T04:07:28ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 10 Nov 2025 23:07 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, 11 Nov 2025 04:07:28 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316013209:2025-11-09T16:42:37ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 9 Nov 2025 11:42 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 09 Nov 2025 16:42:37 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316013209:2025-11-07T21:03:46ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 7 Nov 2025 16:03 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 07 Nov 2025 21:03:46 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316013209:2025-11-06T03:07:19ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 5 Nov 2025 22:07 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 06 Nov 2025 03:07:19 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316013209:2025-11-02T05:55:47ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) upbound on 2 Nov 2025 01:55 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 02 Nov 2025 05:55:47 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316013209:2025-10-25T08:48:08ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) downbound on 25 Oct 2025 04:48 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 25 Oct 2025 08:48:08 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316013209:2025-10-20T02:10:07ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) upbound on 19 Oct 2025 22:10 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 20 Oct 2025 02:10:07 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316013209:2025-10-12T09:06:23ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) downbound on 12 Oct 2025 05:06 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 09:06:23 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316013209:2025-10-11T11:19:55ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 11 Oct 2025 07:19 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 11 Oct 2025 11:19:55 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316013209:2025-10-06T10:43:12ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 6 Oct 2025 06:43 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 06 Oct 2025 10:43:12 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316013209:2025-10-04T12:06:03ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 4 Oct 2025 08:06 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, 04 Oct 2025 12:06:03 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316013209:2025-09-13T14:18:24ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 13 Sep 2025 10:18 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 14:18:24 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316013209:2025-09-03T23:38:32ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 3 Sep 2025 19:38 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 03 Sep 2025 23:38:32 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316013209:2025-09-03T16:39:10ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 3 Sep 2025 12:39 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 03 Sep 2025 16:39:10 GMThttps://freighterlog.com/log/port-huron/2025-08/freighterlog:passage:316013209:2025-08-25T20:53:43ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 25 Aug 2025 16:53 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 25 Aug 2025 20:53:43 GMThttps://freighterlog.com/log/detroit-river/2025-08/freighterlog:passage:316013209:2025-08-25T04:06:00ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 25 Aug 2025 00:06 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, 25 Aug 2025 04:06:00 GMThttps://freighterlog.com/log/detroit-river/2025-08/freighterlog:passage:316013209:2025-08-13T21:56:40ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 13 Aug 2025 17:56 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, 13 Aug 2025 21:56:40 GMThttps://freighterlog.com/log/detroit-river/2025-08/freighterlog:passage:316013209:2025-08-12T03:09:17ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 11 Aug 2025 23:09 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, 12 Aug 2025 03:09:17 GMThttps://freighterlog.com/log/welland/2025-08/freighterlog:passage:316013209:2025-08-11T04:24:02ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) upbound on 11 Aug 2025 00:24 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, 11 Aug 2025 04:24:02 GMThttps://freighterlog.com/log/welland/2025-08/freighterlog:passage:316013209:2025-08-06T06:44:38ZAlgonova (Algoma Central) crossed Welland Canal (Thorold) downbound on 6 Aug 2025 02:44 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, 06 Aug 2025 06:44:38 GMThttps://freighterlog.com/log/detroit-river/2025-08/freighterlog:passage:316013209:2025-08-05T06:57:43ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 5 Aug 2025 02:57 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 05 Aug 2025 06:57:43 GMThttps://freighterlog.com/log/port-huron/2025-08/freighterlog:passage:316013209:2025-08-03T20:56:28ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 3 Aug 2025 16:56 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, 03 Aug 2025 20:56:28 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:316013209:2025-07-31T04:25:21ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 31 Jul 2025 00:25 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 31 Jul 2025 04:25:21 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:316013209:2025-07-29T16:01:24ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 29 Jul 2025 12:01 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, 29 Jul 2025 16:01:24 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:316013209:2025-07-14T18:57:03ZAlgonova (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 14 Jul 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.Mon, 14 Jul 2025 18:57:03 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:316013209:2025-07-13T19:15:21ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 13 Jul 2025 15:15 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 13 Jul 2025 19:15:21 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:316013209:2025-07-10T04:07:26ZAlgonova (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 10 Jul 2025 00:07 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 10 Jul 2025 04:07:26 GMT