How are lampreys located in streams?

About 100 years ago, the Great Lakes were inundated with an unwelcome visitor – the leech-like, blood-sucking, creepy-looking sea lamprey. For decades, a small governmental organization has kept the lampreys (aka Vampire Fish) in check. But now, thanks to federal budget cuts, it's not clear who will win: the Great Lakes or the sea lamprey.

Read Katie Thornton’s full story in the New Yorker: https://bit.ly/3WIEz9F

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