Tracker: Record Poll High for UKIP and Lows for Lib Dems.

Com Res for Sunday Mirror:

Labour 35% [Lowest since Oct 2010]
Conservatives 29%
UKIP 19% [Record High]
Lib Dem 8% [Record Low]

Opinium Mail on Sunday:

Labour 37%
Conservatives 27%
UKIP 20% [Record High]
Lib Dems 7% [Record Low]