She said the pair hadn't been able to get in touch with anyone following the boat's breakdown. They had a VHF radio but it wasn't working, and their boat's outboard motor was known to have problems.
Smith said it was essential that boaties took two forms of waterproof communication, such as a VHF radio, cellphone in a waterproof bag, flares or locator beacon.
"And make sure your vessel is fit for purpose."
• Meanwhile, a Coastguard boat and volunteers are near Browns Island helping a boatie whose finger was amputated in an accident involving an anchor winch.