Recorded chokepoint passages for Patagonman, 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/patagonman/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/detroit-river/2025-12/freighterlog:passage:563150200:2025-12-09T02:51:28ZPatagonman crossed Detroit River / Ambassador Bridge downbound on 8 Dec 2025 21:51 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 02:51:28 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:563150200:2025-12-08T21:40:38ZPatagonman crossed Port Huron / Blue Water Bridge downbound on 8 Dec 2025 16:40 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 08 Dec 2025 21:40:38 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:563150200:2025-12-07T12:45:12ZPatagonman crossed Soo Locks (St. Marys River) downbound on 7 Dec 2025 07:45 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 07 Dec 2025 12:45:12 GMThttps://freighterlog.com/log/soo/2025-11/freighterlog:passage:563150200:2025-11-29T14:21:15ZPatagonman crossed Soo Locks (St. Marys River) upbound on 29 Nov 2025 09:21 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 29 Nov 2025 14:21:15 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:563150200:2025-11-25T23:52:00ZPatagonman crossed Straits of Mackinac eastbound on 25 Nov 2025 18:52 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 23:52:00 GMThttps://freighterlog.com/log/mackinac/2025-11/freighterlog:passage:563150200:2025-11-19T22:37:06ZPatagonman crossed Straits of Mackinac westbound on 19 Nov 2025 17:37 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 19 Nov 2025 22:37:06 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:563150200:2025-11-19T05:55:17ZPatagonman crossed Port Huron / Blue Water Bridge upbound on 19 Nov 2025 00:55 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, 19 Nov 2025 05:55:17 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:563150200:2025-11-19T00:44:28ZPatagonman crossed Detroit River / Ambassador Bridge upbound on 18 Nov 2025 19:44 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 19 Nov 2025 00:44:28 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:563150200:2025-11-18T05:02:09ZPatagonman crossed Welland Canal (Thorold) upbound on 18 Nov 2025 00:02 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 18 Nov 2025 05:02:09 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:563150200:2025-09-29T08:37:56ZPatagonman crossed Welland Canal (Thorold) downbound on 29 Sep 2025 04:37 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 29 Sep 2025 08:37:56 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:563150200:2025-09-28T12:22:10ZPatagonman crossed Detroit River / Ambassador Bridge downbound on 28 Sep 2025 08:22 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 12:22:10 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:563150200:2025-09-28T05:59:10ZPatagonman crossed Port Huron / Blue Water Bridge downbound on 28 Sep 2025 01:59 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 05:59:10 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:563150200:2025-09-27T13:19:19ZPatagonman crossed Straits of Mackinac eastbound on 27 Sep 2025 09:19 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, 27 Sep 2025 13:19:19 GMThttps://freighterlog.com/log/mackinac/2025-09/freighterlog:passage:563150200:2025-09-15T21:46:53ZPatagonman crossed Straits of Mackinac westbound on 15 Sep 2025 17:46 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 15 Sep 2025 21:46:53 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:563150200:2025-09-15T05:32:32ZPatagonman crossed Port Huron / Blue Water Bridge upbound on 15 Sep 2025 01:32 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 15 Sep 2025 05:32:32 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:563150200:2025-09-15T00:09:54ZPatagonman crossed Detroit River / Ambassador Bridge upbound on 14 Sep 2025 20:09 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 15 Sep 2025 00:09:54 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:563150200:2025-09-14T04:48:04ZPatagonman crossed Welland Canal (Thorold) upbound on 14 Sep 2025 00:48 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 14 Sep 2025 04:48:04 GMThttps://freighterlog.com/log/welland/2025-07/freighterlog:passage:563150200:2025-07-30T20:28:57ZPatagonman crossed Welland Canal (Thorold) downbound on 30 Jul 2025 16:28 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 30 Jul 2025 20:28:57 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:563150200:2025-07-29T23:23:41ZPatagonman crossed Detroit River / Ambassador Bridge downbound on 29 Jul 2025 19:23 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 29 Jul 2025 23:23:41 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:563150200:2025-07-29T18:02:19ZPatagonman crossed Port Huron / Blue Water Bridge downbound on 29 Jul 2025 14:02 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 29 Jul 2025 18:02:19 GMThttps://freighterlog.com/log/mackinac/2025-07/freighterlog:passage:563150200:2025-07-29T01:06:26ZPatagonman crossed Straits of Mackinac eastbound on 28 Jul 2025 21:06 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 29 Jul 2025 01:06:26 GMThttps://freighterlog.com/log/mackinac/2025-07/freighterlog:passage:563150200:2025-07-15T09:24:05ZPatagonman crossed Straits of Mackinac westbound on 15 Jul 2025 05:24 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 15 Jul 2025 09:24:05 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:563150200:2025-07-14T16:45:48ZPatagonman crossed Port Huron / Blue Water Bridge upbound on 14 Jul 2025 12:45 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 14 Jul 2025 16:45:48 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:563150200:2025-07-14T11:05:33ZPatagonman crossed Detroit River / Ambassador Bridge upbound on 14 Jul 2025 07:05 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 14 Jul 2025 11:05:33 GMThttps://freighterlog.com/log/welland/2025-07/freighterlog:passage:563150200:2025-07-13T14:03:05ZPatagonman crossed Welland Canal (Thorold) upbound on 13 Jul 2025 10:03 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 14:03:05 GMThttps://freighterlog.com/log/welland/2025-06/freighterlog:passage:563150200:2025-06-02T23:02:42ZPatagonman crossed Welland Canal (Thorold) downbound on 2 Jun 2025 19:02 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 02 Jun 2025 23:02:42 GMThttps://freighterlog.com/log/detroit-river/2025-06/freighterlog:passage:563150200:2025-06-02T03:37:59ZPatagonman crossed Detroit River / Ambassador Bridge downbound on 1 Jun 2025 23:37 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 02 Jun 2025 03:37:59 GMThttps://freighterlog.com/log/port-huron/2025-06/freighterlog:passage:563150200:2025-06-01T21:55:20ZPatagonman crossed Port Huron / Blue Water Bridge downbound on 1 Jun 2025 17:55 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, 01 Jun 2025 21:55:20 GMThttps://freighterlog.com/log/mackinac/2025-05/freighterlog:passage:563150200:2025-05-29T20:59:44ZPatagonman crossed Straits of Mackinac eastbound on 29 May 2025 16:59 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, 29 May 2025 20:59:44 GMThttps://freighterlog.com/log/mackinac/2025-05/freighterlog:passage:563150200:2025-05-20T12:17:37ZPatagonman crossed Straits of Mackinac westbound on 20 May 2025 08:17 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, 20 May 2025 12:17:37 GMThttps://freighterlog.com/log/port-huron/2025-05/freighterlog:passage:563150200:2025-05-19T20:44:36ZPatagonman crossed Port Huron / Blue Water Bridge upbound on 19 May 2025 16:44 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 19 May 2025 20:44:36 GMThttps://freighterlog.com/log/detroit-river/2025-05/freighterlog:passage:563150200:2025-05-19T15:21:22ZPatagonman crossed Detroit River / Ambassador Bridge upbound on 19 May 2025 11:21 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, 19 May 2025 15:21:22 GMThttps://freighterlog.com/log/welland/2025-05/freighterlog:passage:563150200:2025-05-18T20:41:38ZPatagonman crossed Welland Canal (Thorold) upbound on 18 May 2025 16:41 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 18 May 2025 20:41:38 GMThttps://freighterlog.com/log/welland/2025-04/freighterlog:passage:563150200:2025-04-05T13:50:54ZPatagonman crossed Welland Canal (Thorold) downbound on 5 Apr 2025 09:50 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 05 Apr 2025 13:50:54 GMThttps://freighterlog.com/log/detroit-river/2025-04/freighterlog:passage:563150200:2025-04-04T16:25:11ZPatagonman crossed Detroit River / Ambassador Bridge downbound on 4 Apr 2025 12:25 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 04 Apr 2025 16:25:11 GMThttps://freighterlog.com/log/port-huron/2025-04/freighterlog:passage:563150200:2025-04-04T11:11:33ZPatagonman crossed Port Huron / Blue Water Bridge downbound on 4 Apr 2025 07:11 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 04 Apr 2025 11:11:33 GMThttps://freighterlog.com/log/mackinac/2025-04/freighterlog:passage:563150200:2025-04-03T16:34:35ZPatagonman crossed Straits of Mackinac eastbound on 3 Apr 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.Thu, 03 Apr 2025 16:34:35 GMThttps://freighterlog.com/log/mackinac/2025-03/freighterlog:passage:563150200:2025-03-29T21:53:53ZPatagonman crossed Straits of Mackinac westbound on 29 Mar 2025 17:53 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, 29 Mar 2025 21:53:53 GMThttps://freighterlog.com/log/soo/2025-03/freighterlog:passage:563150200:2025-03-29T10:37:07ZPatagonman crossed Soo Locks (St. Marys River) downbound on 29 Mar 2025 06:37 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 29 Mar 2025 10:37:07 GMThttps://freighterlog.com/log/soo/2025-03/freighterlog:passage:563150200:2025-03-26T21:54:14ZPatagonman crossed Soo Locks (St. Marys River) upbound on 26 Mar 2025 17:54 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 26 Mar 2025 21:54:14 GMT