The Great Lakes mapping effort will pinpoint hundreds of shipwrecks, illuminate topographical features and identify fisheries, a marine scientist said.

The Great Lakes map would provide fuller images of bottom features that have changed in the last 50 years due to erosion and shifting sands, giving navigators new depth findings that would improve ...

Only 15 per cent of the lakes' bottom has been mapped, according to the Great Lakes Observing System. The organization has been pushing since 2018 to secure funding to map the entire lakebed in ...

Only a fraction of the Great Lakes' bottom has been mapped, and the available charts, completed decades ago, are low-resolution.

We know less about the bottom of the Great Lakes than we do about the surface of Mars, according to Jennifer Boehme. The oceanographer is executive director of the Great Lakes Observing System, an ...

Only a fraction of the Great Lakes' bottom has been mapped, and those low-resolution charts were completed decades ago, according to the Great Lakes Observing System.

The Great Lakes map would provide fuller images of bottom features that have changed in the last 50 years due to erosion and shifting sands, giving navigators new depth findings that would improve ...

Maps show just how much snow was dumped on the Great Lakes region Places that had below-average snowfall before this lake-effect event saw significant accumulations.

Heading into the end of November, portions of the Great Lakes region were in a snowfall deficit measured in feet. A lack of cold air kept snow at bay. But then the first major Arctic outbreak of ...

Only a fraction of the Great Lakes' bottom has been mapped, and those low-resolution charts were completed decades ago, according to the Great Lakes Observing System. The organization has been ...

Parts of the Great Lakes region will continue to be battered by lake-effect snow, with warnings in place into Friday. See the forecast.