Recorded chokepoint passages for CSL Assiniboine, 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/csl-assiniboine/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:316001633:2025-12-31T15:47:37ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 31 Dec 2025 10:47 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, 31 Dec 2025 15:47:37 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316001633:2025-12-29T10:31:15ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 29 Dec 2025 05:31 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, 29 Dec 2025 10:31:15 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316001633:2025-12-29T03:35:14ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 28 Dec 2025 22:35 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, 29 Dec 2025 03:35:14 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:316001633:2025-12-28T04:45:37ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) downbound on 27 Dec 2025 23:45 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, 28 Dec 2025 04:45:37 GMThttps://freighterlog.com/log/soo/2025-12/freighterlog:passage:316001633:2025-12-23T15:51:07ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) upbound on 23 Dec 2025 10:51 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, 23 Dec 2025 15:51:07 GMThttps://freighterlog.com/log/port-huron/2025-12/freighterlog:passage:316001633:2025-12-22T15:50:09ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 22 Dec 2025 10:50 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, 22 Dec 2025 15:50:09 GMThttps://freighterlog.com/log/detroit-river/2025-12/freighterlog:passage:316001633:2025-12-22T07:26:38ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 22 Dec 2025 02:26 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 22 Dec 2025 07:26:38 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316001633:2025-12-21T00:49:17ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 20 Dec 2025 19:49 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 21 Dec 2025 00:49:17 GMThttps://freighterlog.com/log/welland/2025-12/freighterlog:passage:316001633:2025-12-04T08:38:33ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 4 Dec 2025 03:38 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 08:38:33 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316001633:2025-11-30T12:27:07ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 30 Nov 2025 07:27 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, 30 Nov 2025 12:27:07 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316001633:2025-11-17T20:37:37ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 17 Nov 2025 15:37 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Mon, 17 Nov 2025 20:37:37 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316001633:2025-11-16T07:27:45ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 16 Nov 2025 02:27 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, 16 Nov 2025 07:27:45 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316001633:2025-11-16T01:32:40ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 15 Nov 2025 20:32 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 01:32:40 GMThttps://freighterlog.com/log/soo/2025-11/freighterlog:passage:316001633:2025-11-14T23:44:17ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) downbound on 14 Nov 2025 18:44 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, 14 Nov 2025 23:44:17 GMThttps://freighterlog.com/log/superior-entry/2025-11/freighterlog:passage:316001633:2025-11-13T11:57:35ZCSL Assiniboine (Canada Steamship Lines) crossed Superior Entry outbound on 13 Nov 2025 05:57 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 13 Nov 2025 11:57:35 GMThttps://freighterlog.com/log/superior-entry/2025-11/freighterlog:passage:316001633:2025-11-13T03:00:39ZCSL Assiniboine (Canada Steamship Lines) crossed Superior Entry inbound on 12 Nov 2025 21:00 CST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Thu, 13 Nov 2025 03:00:39 GMThttps://freighterlog.com/log/soo/2025-11/freighterlog:passage:316001633:2025-11-11T04:06:08ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) upbound on 10 Nov 2025 23:06 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 04:06:08 GMThttps://freighterlog.com/log/port-huron/2025-11/freighterlog:passage:316001633:2025-11-09T18:27:55ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 9 Nov 2025 13:27 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, 09 Nov 2025 18:27:55 GMThttps://freighterlog.com/log/detroit-river/2025-11/freighterlog:passage:316001633:2025-11-09T08:08:22ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 9 Nov 2025 03:08 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 09 Nov 2025 08:08:22 GMThttps://freighterlog.com/log/welland/2025-11/freighterlog:passage:316001633:2025-11-07T04:21:27ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 6 Nov 2025 23:21 EST. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 07 Nov 2025 04:21:27 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316001633:2025-10-28T05:22:40ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 28 Oct 2025 01:22 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 28 Oct 2025 05:22:40 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316001633:2025-10-27T00:51:46ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) downbound on 26 Oct 2025 20:51 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, 27 Oct 2025 00:51:46 GMThttps://freighterlog.com/log/superior-entry/2025-10/freighterlog:passage:316001633:2025-10-25T10:40:05ZCSL Assiniboine (Canada Steamship Lines) crossed Superior Entry outbound on 25 Oct 2025 05:40 CDT. 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 10:40:05 GMThttps://freighterlog.com/log/superior-entry/2025-10/freighterlog:passage:316001633:2025-10-24T23:21:49ZCSL Assiniboine (Canada Steamship Lines) crossed Superior Entry inbound on 24 Oct 2025 18:21 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 24 Oct 2025 23:21:49 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316001633:2025-10-22T18:06:38ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) upbound on 22 Oct 2025 14:06 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 22 Oct 2025 18:06:38 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316001633:2025-10-21T17:39:37ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 21 Oct 2025 13:39 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 21 Oct 2025 17:39:37 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316001633:2025-10-21T09:47:04ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 21 Oct 2025 05:47 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 21 Oct 2025 09:47:04 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316001633:2025-10-18T02:23:59ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 17 Oct 2025 22:23 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, 18 Oct 2025 02:23:59 GMThttps://freighterlog.com/log/welland/2025-10/freighterlog:passage:316001633:2025-10-09T05:40:04ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) downbound on 9 Oct 2025 01:40 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 05:40:04 GMThttps://freighterlog.com/log/detroit-river/2025-10/freighterlog:passage:316001633:2025-10-08T05:01:14ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge downbound on 8 Oct 2025 01:01 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Wed, 08 Oct 2025 05:01:14 GMThttps://freighterlog.com/log/port-huron/2025-10/freighterlog:passage:316001633:2025-10-07T22:56:39ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge downbound on 7 Oct 2025 18:56 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 07 Oct 2025 22:56:39 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316001633:2025-10-06T23:46:11ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) downbound on 6 Oct 2025 19:46 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, 06 Oct 2025 23:46:11 GMThttps://freighterlog.com/log/superior-entry/2025-10/freighterlog:passage:316001633:2025-10-05T15:14:35ZCSL Assiniboine (Canada Steamship Lines) crossed Superior Entry outbound on 5 Oct 2025 10:14 CDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sun, 05 Oct 2025 15:14:35 GMThttps://freighterlog.com/log/superior-entry/2025-10/freighterlog:passage:316001633:2025-10-04T23:04:57ZCSL Assiniboine (Canada Steamship Lines) crossed Superior Entry inbound on 4 Oct 2025 18:04 CDT. 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 23:04:57 GMThttps://freighterlog.com/log/soo/2025-10/freighterlog:passage:316001633:2025-10-03T15:43:08ZCSL Assiniboine (Canada Steamship Lines) crossed Soo Locks (St. Marys River) upbound on 3 Oct 2025 11:43 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Fri, 03 Oct 2025 15:43:08 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316001633:2025-10-03T05:04:40ZCSL Assiniboine (Canada Steamship Lines) crossed Straits of Mackinac eastbound on 3 Oct 2025 01:04 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, 03 Oct 2025 05:04:40 GMThttps://freighterlog.com/log/mackinac/2025-10/freighterlog:passage:316001633:2025-10-01T07:36:00ZCSL Assiniboine (Canada Steamship Lines) crossed Straits of Mackinac westbound on 1 Oct 2025 03:36 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 07:36:00 GMThttps://freighterlog.com/log/port-huron/2025-09/freighterlog:passage:316001633:2025-09-30T11:50:17ZCSL Assiniboine (Canada Steamship Lines) crossed Port Huron / Blue Water Bridge upbound on 30 Sep 2025 07:50 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 30 Sep 2025 11:50:17 GMThttps://freighterlog.com/log/detroit-river/2025-09/freighterlog:passage:316001633:2025-09-30T02:32:10ZCSL Assiniboine (Canada Steamship Lines) crossed Detroit River / Ambassador Bridge upbound on 29 Sep 2025 22:32 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Tue, 30 Sep 2025 02:32:10 GMThttps://freighterlog.com/log/welland/2025-09/freighterlog:passage:316001633:2025-09-27T21:25:29ZCSL Assiniboine (Canada Steamship Lines) crossed Welland Canal (Thorold) upbound on 27 Sep 2025 17:25 EDT. Interpolated from AIS track samples and good to about ±15 minutes; a crossing of the FreighterLog chokepoint line, not an official lock record.Sat, 27 Sep 2025 21:25:29 GMT