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Feral goldfish are threatening the Great Lakes ecosystem [video]
For many people, the humble goldfish is their first pet. Swimming in a tank in your house, it’s hard to imagine it’s much of a threat. But released into the Great Lakes, this iconic fish can imperil the fragile ecosystem of the largest freshwater system in the world. Christopher Booker has the story.
When the fishway began operation in 1997, the main concern was invasive carp, which exploded in population in the marsh, displacing native fish and depleting aquatic plants. Across the border in Erie, Pennsylvania, Neilee Irwin was the reluctant owner of an unusually named goldfish that was quickly outgrowing its tank. By —Christopher Booker is a correspondent and producer for PBS NewsHour Weekend covering music, culture, our changing economy and news of the cool and weird.
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