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The strange story of sharks that lived in a golf course pond for 20 years — then vanished


Unlike many other shark species, bull sharks (Carcharhinus leucas) are able to survive in freshwater environments such as rivers. (Image credit: ullstein bild/Getty Images)

For nearly 20 years, a group of bull sharks lived in an artificial pond on an Australian golf course after having been stranded by receding floodwaters. Then, they vanished. 

A new paper published Aug. 18 in the journal Marine and Fishery Sciences chronicles the history of this unique population. 

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