640 men were killed when the South African troop carrier was hit by a cargo ship in 1917.
Voters in Eastleigh go to the polls today.
The by-election has been caused by the resignation of the Liberal Democrat MP Chris Huhne.
Polling stations are open between 7am and 10pm and the result is expected in the early Friday.
Below is the full list of candidates standing:
Conservative - Maria Hutchings
Labour - John O'Farrell
Liberal Democrats - Mike Thornton
UK Independence Party - Diane James
National Health Action - Iain MacLennan
Peace Party - Jim Duggan
Independent - Danny Stupple
English Democrats - Mike Walters
Monster Raving Loony Party - Alan Hope
Wessex Regionalists - Colin Bex
Elvis Loves Pets - David Bishop
The Beer, Baccy and Crumpet Party - Ray Hall
Christian Party - Kevin Milburn
Trade Unionists and Socialists - Daz Procter
The 79-year-old man suffered a serious head injury in the Cranmer Road car park in Winton.
Two Girls Indecently Assaulted Last Sunday
A 29-Yr-Old Woman Has Been Arrested After Car Spotted In Water Near Coppins Bridge.
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