Recorded chokepoint passages for Polsteam Dabie, 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/polsteam-dabie/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:255916279:2025-12-25T14:34:30ZPolsteam Dabie crossed Welland Canal (Thorold) downbound on 25 Dec 2025 09:34 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 25 Dec 2025 14:34:30 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:255916279:2025-12-18T18:42:35ZPolsteam Dabie crossed Welland Canal (Thorold) upbound on 18 Dec 2025 13:42 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 18 Dec 2025 18:42:35 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:255916279:2025-10-16T22:30:38ZPolsteam Dabie crossed Welland Canal (Thorold) downbound on 16 Oct 2025 18:30 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 16 Oct 2025 22:30:38 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:255916279:2025-10-16T01:15:27ZPolsteam Dabie crossed Detroit River / Ambassador Bridge downbound on 15 Oct 2025 21:15 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 16 Oct 2025 01:15:27 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:255916279:2025-10-15T19:57:21ZPolsteam Dabie crossed Port Huron / Blue Water Bridge downbound on 15 Oct 2025 15:57 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 19:57:21 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:255916279:2025-10-15T00:00:31ZPolsteam Dabie crossed Soo Locks (St. Marys River) downbound on 14 Oct 2025 20:00 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, 15 Oct 2025 00:00:31 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:255916279:2025-10-09T10:20:14ZPolsteam Dabie crossed Soo Locks (St. Marys River) upbound on 9 Oct 2025 06:20 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 09 Oct 2025 10:20:14 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:255916279:2025-10-08T06:14:52ZPolsteam Dabie crossed Detroit River / Ambassador Bridge upbound on 8 Oct 2025 02:14 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, 08 Oct 2025 06:14:52 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:255916279:2025-10-07T09:35:50ZPolsteam Dabie crossed Welland Canal (Thorold) upbound on 7 Oct 2025 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.Tue, 07 Oct 2025 09:35:50 GMThttps://freighterlog.com/log/welland/2025-08/freighterlog:passage:255916279:2025-08-01T23:55:15ZPolsteam Dabie crossed Welland Canal (Thorold) downbound on 1 Aug 2025 19:55 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 01 Aug 2025 23:55:15 GMThttps://freighterlog.com/log/detroit-river/2025-08/freighterlog:passage:255916279:2025-08-01T03:26:40ZPolsteam Dabie crossed Detroit River / Ambassador Bridge downbound on 31 Jul 2025 23:26 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, 01 Aug 2025 03:26:40 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:255916279:2025-07-31T22:30:55ZPolsteam Dabie crossed Port Huron / Blue Water Bridge downbound on 31 Jul 2025 18:30 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 31 Jul 2025 22:30:55 GMThttps://freighterlog.com/log/soo/2025-07/freighterlog:passage:255916279:2025-07-31T01:43:03ZPolsteam Dabie crossed Soo Locks (St. Marys River) downbound on 30 Jul 2025 21:43 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 31 Jul 2025 01:43:03 GMThttps://freighterlog.com/log/duluth-canal/2025-07/freighterlog:passage:255916279:2025-07-29T19:46:10ZPolsteam Dabie crossed Duluth Ship Canal outbound on 29 Jul 2025 14:46 CDT. 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 19:46:10 GMThttps://freighterlog.com/log/duluth-canal/2025-07/freighterlog:passage:255916279:2025-07-28T12:01:17ZPolsteam Dabie crossed Duluth Ship Canal inbound on 28 Jul 2025 07:01 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 28 Jul 2025 12:01:17 GMThttps://freighterlog.com/log/soo/2025-07/freighterlog:passage:255916279:2025-07-25T05:26:36ZPolsteam Dabie crossed Soo Locks (St. Marys River) upbound on 25 Jul 2025 01:26 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, 25 Jul 2025 05:26:36 GMThttps://freighterlog.com/log/mackinac/2025-07/freighterlog:passage:255916279:2025-07-24T21:29:29ZPolsteam Dabie crossed Straits of Mackinac eastbound on 24 Jul 2025 17:29 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 24 Jul 2025 21:29:29 GMThttps://freighterlog.com/log/mackinac/2025-07/freighterlog:passage:255916279:2025-07-13T21:41:18ZPolsteam Dabie crossed Straits of Mackinac westbound on 13 Jul 2025 17:41 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, 13 Jul 2025 21:41:18 GMThttps://freighterlog.com/log/port-huron/2025-07/freighterlog:passage:255916279:2025-07-13T05:27:37ZPolsteam Dabie crossed Port Huron / Blue Water Bridge upbound on 13 Jul 2025 01:27 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 05:27:37 GMThttps://freighterlog.com/log/detroit-river/2025-07/freighterlog:passage:255916279:2025-07-13T00:09:02ZPolsteam Dabie crossed Detroit River / Ambassador Bridge upbound on 12 Jul 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.Sun, 13 Jul 2025 00:09:02 GMThttps://freighterlog.com/log/welland/2025-07/freighterlog:passage:255916279:2025-07-09T09:43:51ZPolsteam Dabie crossed Welland Canal (Thorold) upbound on 9 Jul 2025 05:43 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 09 Jul 2025 09:43:51 GMT