Next ship at the bridge
Live cameras
Cameras by the Lake Superior Marine Museum Association (Duluth Harbor Cam); you can donate to their camera fund. Ship names on a camera are freighters that should be in its view.
Marine radio
OffHear lakers, salties, tugs and the bridge operator on marine VHF. A short ad may play when you start. Open on Broadcastify
Canal current
…What do the lights mean?
- Red: water flowing in from the lake, ¾–1½ knots.
- Amber: neutral or weak current.
- Green: water flowing out to the lake, ¾–1½ knots.
- Flashing red or green: faster than 1½ knots. Extra caution!
Recreated here from the USGS canal sensor. It's an interpretation, not the bridge's actual signal.
Ship schedule
…Estimates from Harbor Lookout, the schedule Canal Park posts. Times change often, especially departures. Ship photos via Harbor Lookout; hover for the photographer.
Ship traffic
…Ship & camera map
Lake conditions
Water and waves from NOAA buoys (the lake buoys are pulled out for winter, usually from late October to May). Sun and moon times are calculated for Canal Park.
Visitor center guide
Harbor photo of the day
Sounds of the canal
Recreations made in your browser, not recordings. More signals are in the guide.