As the evenings start getting darker, officers are urging riders to use lights and wear reflective clothing.
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
Isle of Wight Council bosses have overturned a vote by councillors - who had rejected the partnership to secure £900 million of funding.
The busy road's being made two lanes in both directions between Segensworth and Titchfield - it's due to take 18 months.
Police want to trace man after 11-Year-Old Approached Near Oasis Academy
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