Recorded chokepoint passages for Federal Caribou, 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/federal-caribou/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/2025-07/freighterlog:passage:538006472:2025-07-23T19:20:00ZFederal Caribou crossed Welland Canal (Thorold) downbound on 23 Jul 2025 15:20 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, 23 Jul 2025 19:20:00 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:538006472:2025-07-22T23:11:58ZFederal Caribou crossed Detroit River / Ambassador Bridge downbound on 22 Jul 2025 19:11 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, 22 Jul 2025 23:11:58 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:538006472:2025-07-22T17:59:18ZFederal Caribou crossed Port Huron / Blue Water Bridge downbound on 22 Jul 2025 13:59 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 22 Jul 2025 17:59:18 GMThttps://freighterlog.com/log/soo/2025-07/freighterlog:passage:538006472:2025-07-21T21:37:41ZFederal Caribou crossed Soo Locks (St. Marys River) downbound on 21 Jul 2025 17:37 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, 21 Jul 2025 21:37:41 GMThttps://freighterlog.com/log/soo/2025-07/freighterlog:passage:538006472:2025-07-10T08:22:07ZFederal Caribou crossed Soo Locks (St. Marys River) upbound on 10 Jul 2025 04:22 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 10 Jul 2025 08:22:07 GMThttps://freighterlog.com/log/mackinac/2025-07/freighterlog:passage:538006472:2025-07-09T23:53:23ZFederal Caribou crossed Straits of Mackinac eastbound on 9 Jul 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.Wed, 09 Jul 2025 23:53:23 GMThttps://freighterlog.com/log/mackinac/2025-06/freighterlog:passage:538006472:2025-06-21T22:49:25ZFederal Caribou crossed Straits of Mackinac westbound on 21 Jun 2025 18:49 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 21 Jun 2025 22:49:25 GMThttps://freighterlog.com/log/port-huron/2025-06/freighterlog:passage:538006472:2025-06-21T06:42:09ZFederal Caribou crossed Port Huron / Blue Water Bridge upbound on 21 Jun 2025 02:42 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 21 Jun 2025 06:42:09 GMThttps://freighterlog.com/log/detroit-river/2025-06/freighterlog:passage:538006472:2025-06-21T01:23:35ZFederal Caribou crossed Detroit River / Ambassador Bridge upbound on 20 Jun 2025 21:23 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 21 Jun 2025 01:23:35 GMThttps://freighterlog.com/log/welland/2025-06/freighterlog:passage:538006472:2025-06-20T05:59:52ZFederal Caribou crossed Welland Canal (Thorold) upbound on 20 Jun 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.Fri, 20 Jun 2025 05:59:52 GMThttps://freighterlog.com/log/welland/2024-12/freighterlog:passage:538006472:2024-12-26T15:54:36ZFederal Caribou crossed Welland Canal (Thorold) downbound on 26 Dec 2024 10:54 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, 26 Dec 2024 15:54:36 GMThttps://freighterlog.com/log/soo/2024-12/freighterlog:passage:538006472:2024-12-24T18:05:16ZFederal Caribou crossed Soo Locks (St. Marys River) downbound on 24 Dec 2024 13:05 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 24 Dec 2024 18:05:16 GMThttps://freighterlog.com/log/soo/2024-12/freighterlog:passage:538006472:2024-12-13T11:03:04ZFederal Caribou crossed Soo Locks (St. Marys River) upbound on 13 Dec 2024 06:03 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, 13 Dec 2024 11:03:04 GMThttps://freighterlog.com/log/port-huron/2024-12/freighterlog:passage:538006472:2024-12-08T02:27:26ZFederal Caribou crossed Port Huron / Blue Water Bridge upbound on 7 Dec 2024 21:27 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, 08 Dec 2024 02:27:26 GMThttps://freighterlog.com/log/detroit-river/2024-12/freighterlog:passage:538006472:2024-12-07T20:23:21ZFederal Caribou crossed Detroit River / Ambassador Bridge upbound on 7 Dec 2024 15:23 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 07 Dec 2024 20:23:21 GMThttps://freighterlog.com/log/welland/2024-12/freighterlog:passage:538006472:2024-12-06T22:08:39ZFederal Caribou crossed Welland Canal (Thorold) upbound on 6 Dec 2024 17:08 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 06 Dec 2024 22:08:39 GMThttps://freighterlog.com/log/welland/2024-04/freighterlog:passage:538006472:2024-04-22T14:06:51ZFederal Caribou crossed Welland Canal (Thorold) downbound on 22 Apr 2024 10:06 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, 22 Apr 2024 14:06:51 GMThttps://freighterlog.com/log/detroit-river/2024-04/freighterlog:passage:538006472:2024-04-21T17:12:15ZFederal Caribou crossed Detroit River / Ambassador Bridge downbound on 21 Apr 2024 13:12 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 21 Apr 2024 17:12:15 GMThttps://freighterlog.com/log/port-huron/2024-04/freighterlog:passage:538006472:2024-04-21T09:35:36ZFederal Caribou crossed Port Huron / Blue Water Bridge downbound on 21 Apr 2024 05:35 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 21 Apr 2024 09:35:36 GMThttps://freighterlog.com/log/soo/2024-04/freighterlog:passage:538006472:2024-04-20T11:32:25ZFederal Caribou crossed Soo Locks (St. Marys River) downbound on 20 Apr 2024 07:32 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 20 Apr 2024 11:32:25 GMThttps://freighterlog.com/log/soo/2024-04/freighterlog:passage:538006472:2024-04-05T22:05:19ZFederal Caribou crossed Soo Locks (St. Marys River) upbound on 5 Apr 2024 18:05 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 05 Apr 2024 22:05:19 GMThttps://freighterlog.com/log/port-huron/2024-04/freighterlog:passage:538006472:2024-04-02T18:38:04ZFederal Caribou crossed Port Huron / Blue Water Bridge upbound on 2 Apr 2024 14:38 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 02 Apr 2024 18:38:04 GMThttps://freighterlog.com/log/detroit-river/2024-04/freighterlog:passage:538006472:2024-04-02T11:02:12ZFederal Caribou crossed Detroit River / Ambassador Bridge upbound on 2 Apr 2024 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.Tue, 02 Apr 2024 11:02:12 GMThttps://freighterlog.com/log/welland/2024-04/freighterlog:passage:538006472:2024-04-01T09:21:56ZFederal Caribou crossed Welland Canal (Thorold) upbound on 1 Apr 2024 05:21 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, 01 Apr 2024 09:21:56 GMT