The Shortnose Cisco was once abundant on the Great Lakes, but overfishing and invasive species such as sea lamprey, zebra and quagga mussels, alewives and round gobies dwindled the fish's numbers ...

The Shortnose Cisco was once abundant on the Great Lakes, but overfishing and invasive species such as sea lamprey, zebra and quagga mussels, alewives and round gobies dwindled the fish's numbers ...

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 ...