Canning By-Election: Prospects and Polls

Seat: Canning (WA, Lib, 11.8%)
By-Election 19 Sep 2015
2PP Contest: Andrew Hastie (Lib) vs Matt Keogh (ALP)
Current outlook (15 Sep): Liberal retain expected with modest swing against.

Note: Turnbull-era updates appear at the top of the article; the rest is archived below the break.

As of 19 Sep, Coverage has switched to Canning: The Anticlimax Live.

Turnbull PM: What Does This Mean For Canning?

Most of this article was written while Tony Abbott was still Prime Minister, and the surprise removal of Abbott prior to the by-election has made quite a mess of the analysis.  Abbott's Prime Ministership was the major risk factor to an expected Coalition victory because the bad polling endemic to it was likely to cause the swing to be larger than normal for a by-election caused by the death of a government MP.