Bender said...If there is one i'm more than keen

It would have to be in decent waves so not in the metro area

There is one planned for Mandurah
From another thread
www.seabreeze.com.au/forums/Stand-Up-Paddle/SUP/JM-SUP-Surf-Comp/?SearchTerms=MandurahSUP Australian Championship Titles
State titles:
NSW-Central Coast: Surf 22-23 Oct 2011. Race 18-19 Feb 2012
QLD-Gold Coast: Surf 5-6 Nov 2011. Race 12-13 Nov
ACT-Canberra: Race 3-4 Dec 2011
WA-Mandurah: Surf 4-5 Feb 2012. Race 11-12 Feb 2012
VIC-Melbourne: Surf 7-8 Jan 2012. Race 14-15 Jan 2012
SA-Adelaide: Race 22-23 Jan. Surf 28-29 Jan 2012
Australian titles:
NSW-Newcastle: Surf 24-25 March 2012. Race 31 Mar-1 April 2012.
Not sure what you will surf at mandurah in Feb