The 500 pound World War Two device was picked up during dredging work.
Dorset Police Giving Road Safety Advice
Police in Dorset are handing out 20,000 road safety flyers this week.
Half are being given to drivers in the Shaftesbury area as part of an anti-speeding operation on Wednesday.
Messages on them include asking parents of young children to teach them about road safety.
It's part of United Nations Global Road Safety Week - click here for more information.
640 men were killed when the South African troop carrier was hit by a cargo ship in 1917.
The 79-year-old man suffered a serious head injury in the Cranmer Road car park in Winton.
Two Girls Indecently Assaulted Last Sunday
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