Dozens of species of fish thrive in the cold waters of Lake Superior.It’s the last remaining Great Lake where native species ...

Pandemic setbacks have sparked a resurgence of invasive sea lampreys in the Great Lakes, putting fish stocks at risk.

LAKE SUPERIOR, Mich. — Researchers on Lake Superior have "rediscovered" the shortnose cisco, a Great Lakes fish species thought to have been extinct for decades. Before the usual suspects ...

Not so fast. In 2022, Shortnose Cisco were discovered in scientists' fish surveys on Lake Superior – a lake in which scientists did not believe the fish lived. U.S. Geological Survey scientists ...