Daily Star's biggest headlines straight to your inbox!'Football-sized' goldfish are taking over ponds and lakes after years of people dumping unwanted pets.Conservationists have begged people to stop releasing their pet goldfish into bodies of water as they're growing to become an invasive species.In the city of Burnsville, Minneapolis, huge goldfish the size of footballs have been discovered in a local lake.It's believed the incredibly large fish were let loose and now residents are being told to stop.The usually small goldfish are growing and 'mucking up' the bottom sediments of the lakes and uprooting plants, it's said.Not only that, but large numbers of the humungous species are being found.The city tweeted recently: "Please don’t.
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