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Tech To Watch, Pests. January 13, 2023, Part 2

Science Friday

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The Sea Lamp Ray, the Food of Nobles

Rick Steves: The sea lamp ray is a dangerous invasive species in the Great Lakes. He says it can adapt to travel with larvae in bilge water and swim up rivers or canals that humans have dug. It was once the seafood of royalty across two and a half continents, he says. steves: Just as the food of kings is a parasite on the people, so are other fish.

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