OPV Nemesis is an offshore patrol vessel of the New South Wales Police Force.

It is designed to support a range of police operations up to 200 nautical miles (370 km; 230 mi) out to sea, including detecting illegal immigration, smuggling and drug trafficking and supporting counter terrorism and search and rescue missions.

[1] The design specifications for the ship were drawn in 2005, taking into account lessons from the Pong Su incident.

[2] At the time of its construction, Nemesis was the largest purpose-built police boat in the Southern Hemisphere.

[2] Nemesis was part of the support patrol for the 2009 Sydney to Hobart Yacht Race.