Find out how you can keep up to date with the Irish swimmers in action at the Olympic Aquatic Centre in London using Twitter.

Ireland’s only male swimmer at the London Olympiad will be Barry Murphy @Barry_J_Murphy. The Drumcondra man will compete in the 100m breaststroke at the Games.

However, there are three Irishwomen in action in the pool at London.

Portaferry woman Sycerika McMahon - @sycerika – will go in the women’s 100m breaststroke, having placed fifth in the European Championships.

Melanie Nocher - @MelanieNocher – will be at her second Olympics. She’ll compete in the 200m backstroke at the Games.

Ireland fourth and final swimmer at London 2012 is Grainne Murphy. Unfortunately the triple gold medallist at the 2009 European Junior Swimming Championships isn't on Twitter. But we’ll bring you every stroke of her 800m freestyle action in London.

@RTELondon2012 List: Irish Swimmers

As for the rest of the action in the pool in London. The big talking point is Micheal Phelps versus Ryan Lochte.

Follow Phelps at - @MichaelPhelps.

And his rival Lochte at - @ryanlochte

We will of course be covering all the swimming action from London with text commentary, reports and breaking alerts on Twitter, as well as live TV, radio, and online streaming.