Recorded chokepoint passages for G3 Marquis, 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/g3-marquis/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/soo/2025-12/freighterlog:passage:316004370:2025-12-27T23:48:12ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 27 Dec 2025 18:48 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 23:48:12 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316004370:2025-12-27T03:05:55ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 26 Dec 2025 22:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Dec 2025 03:05:55 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316004370:2025-12-26T20:53:37ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 26 Dec 2025 15:53 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, 26 Dec 2025 20:53:37 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316004370:2025-12-25T23:10:47ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) upbound on 25 Dec 2025 18:10 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, 25 Dec 2025 23:10:47 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316004370:2025-12-13T16:37:56ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) downbound on 13 Dec 2025 11:37 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 13 Dec 2025 16:37:56 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316004370:2025-12-12T18:00:18ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 12 Dec 2025 13:00 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 12 Dec 2025 18:00:18 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316004370:2025-12-12T12:29:28ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 12 Dec 2025 07:29 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 12 Dec 2025 12:29:28 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:316004370:2025-12-11T16:23:29ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 11 Dec 2025 11:23 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, 11 Dec 2025 16:23:29 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:316004370:2025-12-06T12:09:27ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 6 Dec 2025 07:09 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 12:09:27 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316004370:2025-12-05T16:13:38ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 5 Dec 2025 11:13 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 05 Dec 2025 16:13:38 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316004370:2025-12-04T14:39:55ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) upbound on 4 Dec 2025 09:39 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 14:39:55 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316004370:2025-11-22T21:34:48ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) downbound on 22 Nov 2025 16:34 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 22 Nov 2025 21:34:48 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316004370:2025-11-21T21:09:27ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 21 Nov 2025 16:09 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, 21 Nov 2025 21:09:27 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316004370:2025-11-21T15:44:26ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 21 Nov 2025 10:44 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 21 Nov 2025 15:44:26 GMThttps://freighterlog.com/log/soo/2025-11/freighterlog:passage:316004370:2025-11-20T19:16:35ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 20 Nov 2025 14:16 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 20 Nov 2025 19:16:35 GMThttps://freighterlog.com/log/soo/2025-11/freighterlog:passage:316004370:2025-11-17T23:15:40ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 17 Nov 2025 18:15 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 23:15:40 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316004370:2025-11-16T12:11:34ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 16 Nov 2025 07:11 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, 16 Nov 2025 12:11:34 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316004370:2025-11-16T00:56:46ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 15 Nov 2025 19:56 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, 16 Nov 2025 00:56:46 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316004370:2025-11-15T05:29:53ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) upbound on 15 Nov 2025 00:29 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 05:29:53 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316004370:2025-10-26T23:15:52ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) downbound on 26 Oct 2025 19:15 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, 26 Oct 2025 23:15:52 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316004370:2025-10-26T00:58:43ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 25 Oct 2025 20:58 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 26 Oct 2025 00:58:43 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316004370:2025-10-22T16:32:18ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) upbound on 22 Oct 2025 12:32 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, 22 Oct 2025 16:32:18 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316004370:2025-10-02T22:54:29ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) downbound on 2 Oct 2025 18:54 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 02 Oct 2025 22:54:29 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316004370:2025-10-02T01:49:23ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 1 Oct 2025 21:49 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 01:49:23 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316004370:2025-10-01T00:49:27ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 30 Sep 2025 20:49 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 00:49:27 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:316004370:2025-09-27T07:46:28ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 27 Sep 2025 03:46 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Sep 2025 07:46:28 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316004370:2025-09-26T11:02:14ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 26 Sep 2025 07:02 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, 26 Sep 2025 11:02:14 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316004370:2025-09-26T05:41:52ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 26 Sep 2025 01:41 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 26 Sep 2025 05:41:52 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316004370:2025-09-25T07:05:11ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) upbound on 25 Sep 2025 03:05 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, 25 Sep 2025 07:05:11 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316004370:2025-09-13T13:47:06ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) downbound on 13 Sep 2025 09:47 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 13:47:06 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316004370:2025-09-12T17:29:38ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 12 Sep 2025 13:29 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 17:29:38 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316004370:2025-09-12T12:15:09ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 12 Sep 2025 08:15 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 12 Sep 2025 12:15:09 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:316004370:2025-09-11T16:55:29ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 11 Sep 2025 12:55 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 11 Sep 2025 16:55:29 GMThttps://freighterlog.com/log/soo/2025-09/freighterlog:passage:316004370:2025-09-08T15:50:26ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) upbound on 8 Sep 2025 11:50 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 08 Sep 2025 15:50:26 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316004370:2025-09-07T21:42:48ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge upbound on 7 Sep 2025 17:42 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, 07 Sep 2025 21:42:48 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316004370:2025-09-07T13:32:58ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge upbound on 7 Sep 2025 09:32 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, 07 Sep 2025 13:32:58 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316004370:2025-09-06T17:19:49ZG3 Marquis (Algoma Central) crossed Welland Canal (Thorold) upbound on 6 Sep 2025 13:19 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, 06 Sep 2025 17:19:49 GMThttps://freighterlog.com/log/detroit-river/2025-08/freighterlog:passage:316004370:2025-08-26T17:11:57ZG3 Marquis (Algoma Central) crossed Detroit River / Ambassador Bridge downbound on 26 Aug 2025 13:11 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, 26 Aug 2025 17:11:57 GMThttps://freighterlog.com/log/port-huron/2025-08/freighterlog:passage:316004370:2025-08-26T11:49:35ZG3 Marquis (Algoma Central) crossed Port Huron / Blue Water Bridge downbound on 26 Aug 2025 07:49 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, 26 Aug 2025 11:49:35 GMThttps://freighterlog.com/log/soo/2025-08/freighterlog:passage:316004370:2025-08-25T16:34:43ZG3 Marquis (Algoma Central) crossed Soo Locks (St. Marys River) downbound on 25 Aug 2025 12:34 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 25 Aug 2025 16:34:43 GMT