Blood-sucking, snake-like fish arrive in New Brunswick waterways to spawn

Blood-sucking, snake-like fish arrive in New Brunswick waterways to spawn

Source: CBC News

6/13/2022

Credit: Tina Weltz/ROM

It may be bad news that it's once again spawning season for the parasitic sea lamprey, meaning they're moving upriver in New Brunswick in droves.

But the good news is that they're so focused on spawning that their digestive systems shut down.

"They couldn't feed if they wanted to," said Marc Gaden, the communications director for the Great Lakes Fishery Commission.

"They have only one thing in mind once they reach that spawning phase, and that's to find a mate and to spawn successfully."

Lake Superior

Lamprey, Sea

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