The 28-year-old made his debut in 2005 and has represented New Zealand at two World Cups (Germany 2006, India 2010), the 2012 London Olympics and was a reserve athlete at the 2008 Beijing Games.
Petherick has stepped away from international competition and is looking forward to settling back into life in Hamilton and focusing on a career.
Richard's Games History
Olympic Summer Games London 2012
Classification 9-10 Match M31 3 - 1Pool MB Match M30 5 - 5Pool MB Match M19 1 - 1Pool MB Match M14 1 - 5Pool MB Match M09 3 - 1Pool MB Match M01 0 - 2