Goldfish dumped in lakes grow to monstrous size, threatening ecosystems
by Edward Helmore from Environment | The Guardian on (#5M3SG)
Minnesota pet owners warned not to release fish into wild, where they wreak havoc on native species
Authorities in Minnesota have appealed to aquarium owners to stop releasing pet fish into waterways, after several huge goldfish were pulled from a local lake.
Officials in Burnsville, about 15 miles south of Minneapolis, said released goldfish can grow to several times their normal size and wreak havoc on indigenous species.
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