lakes remain a cornerstone of ecological systems and recreational life across the United States. Among the most famous in the country are the Great Lakes—Superior, Michigan, Huron, Erie and Ontario.

While the beaches and dunes provide a soothing vacation destination, the more than 100 lighthouses highlight the dangers its waters created for the many ships resting on the lakebed. Lake ...

When the Great Lakes Water Quality Agreement was passed in the 1970s, eutrophication was the big problem. Eutrophication occurs when too many nutrients enter a body of water, increasing the amount of ...

Data, maps, and reports are available at the lake-level (Great Lakes), for each state ... and Wisconsin Departments of Natural Resources (DNR) who helped us by providing access to fishing license and ...

If all that water was spread across the contiguous United States ... Ultimately, the Great Lakes Observing System plans to make the lakebed map accessible to everyone and easy to use.

What lies beneath the Great Lakes' waves is largely ... (Brian Spurlock/USA Today Sports/Reuters) Additionally, high-resolution maps would identify underwater outcroppings and ledges where fish ...

Michigan has the highest percentage of water area among U.S. states, at 41.5%. Alaska has the largest total water area, while ...