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Great Lakes Moment

Check out this monthly column by Great Lakes Now contributor John Hartig

Great Lakes Moment: Students help save sturgeon
- by John Hartig

Sturgeon for Tomorrow and a team of U.S. and Canadian fishery biologists have been working together to help reintroduce lake sturgeon in Great Lakes tributaries where they once thrived.

Great Lakes Moment: The imperiled mussels of the Detroit River
- by John Hartig

Researchers see hope still for the Detroit River’s native freshwater mussels and say remediation efforts could be a big opportunity for the endangered mussels.

Great Lakes Moment: Rewilding Metropolitan Detroit
- by John Hartig

Otters, turkey, walleye and more have all made comebacks in the past few decades, thanks to the rewilding efforts of various organizations.

Great Lakes Moment: Similarities between the Don and Rouge rivers, and one big difference
- by John Hartig

In this month’s column, John Hartig discusses the lessons that can be learned from the naturalization of Toronto’s Don River.

River otters return to the Detroit River
- by John Hartig

This special column from John Hartig celebrates that after roughly a century, there’s finally photographic evidence that otters have returned to the Detroit River.

Great Lakes Moment: Historic Great Lakes agreement reaches golden anniversary
- by John Hartig

In this month’s column, John Hartig talks about the Great Lakes Water Quality Agreement, signed 50 years ago in April, its binational legacy and whether the time passed has led to complacency.

Great Lakes Moment: Detroit River, a magnet for bald eagle photography
- by John Hartig

Mud Island, in the Detroit River and visible from the Detroit shore, has become a hub for wildlife photography.

Great Lakes Moment: Overwintering ducks on the Detroit River create a sense of wonder
- by John Hartig

In this month’s column, John Hartig thinks fondly upon the flocks of canvasbacks duck that spend their winters in the Great Lakes region and provide quite the sight to see on the Detroit River.

Great Lakes Moment: Kirtland’s warblers are thriving in Michigan
- by John Hartig

The Kirtland’s warbler went from less than 200 males in the ‘70s to more than 2,200 in 2021. In this month’s column, John Hartig looks at their recovery.

Great Lakes Moment: Small habitat patches can have big ecological impact
- by John Hartig

Researchers found that preserving small, isolated patches of land is just as critical to biodiversity and saving species as preserving large swathes of it. Key examples reside in Detroit and Chicago.

Great Lakes Moment: Endangered catfish indicates improving health of the Detroit and St. Clair rivers
- by John Hartig

A small catfish that is endangered in both Michigan and Ontario is making a comeback thanks to improved water quality and artificial reef construction in the Detroit and St. Clair rivers.  

Great Lakes Moment: Lessons from the Ashtabula River cleanup
- by John Hartig

When the Ashtabula River and Harbor was identified as a Great Lakes pollution hotspot in 1985, few people thought the day would ever come when it was cleaned up and no longer a detriment to the community and Lake Erie. Thirty-six years later, it has been removed from the Areas of Concern list.

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