The Tory peer and benefactor, Michael Ashcroft, funded a call-back poll in Oldham E and Saddleworth and the key voter churn figures are featured in the table.This would tie in with what we are finding up and down the country.
This showed the proportion of Lib Dem general elections voters switching to Labour at 29% of the total - a figure that is almost exactly in line with recent national polls. The 7% of yellows going to UKIP seems quite high.
The Tory vote did fall sharply but not all because of blue-yellow switching. UKIP picked up nearly one on ten of Tory general election voters. A third of all Tory voters from last May moved to the Lib Dem.
More research that could have been done down the pub
14 minutes ago