India, Nov. 2 -- A diver walking along a beach in the UK mistook a mysterious object washed up on the shore for a buoy or plastic bag, only to discover that it was a highly poisonous tropical fish.

The unusual discovery was made by Owen Booty at Knoll Beach in Studland, Dorset. The dead pufferfish, measuring approximately 17 inches (43 cm), was found fully inflated on the sand.

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According to a report by The Independent, the fish is believed to have been swept hundreds of miles off course by powerful storms.

Booty, who works with Freedive Life, spotted the strange object while walking along the beach after rough sea conditio...