The boaties radioed in the emergency around 8am.
"This is a great example of where these people were prepared for the worst and it's turned what could have been a bit of a hairy situation into a fairly quick rescue," Smith said.
Police reminded the public they should be following the Boating Safety Code no matter what type of craft they were in.
That included having a plan for how to stay safe if things went wrong, preparing the boat and equipment, checking gear was safe and fit for purpose and knowing your responsibilities to keep everyone safe.
Tips for boating safely
• Always wear a life jacket when boating and jet skiing or using any other craft on the water.
• Have two forms of waterproof communication on board, such as mobile phone or marine radio.
• Make sure your equipment is safe and working.
• Check the marine weather forecast.
• Avoid alcohol.
• Know the rules for the area you're in.
• Be familiar with navigational hazards in your area.
Source: NZ Police